Articles sort by Author

1998 Neural fuzzy techniques in sonar-based collision avoidance
Ahrns I., Bruske J., Hailu G., Sommer G.
In L.C. Jain and T. Fukuda, editors, Soft Computing for Intelligent Robotic Systems, Studies in Fuzziness and Soft Computing, pp. 185-214. Physica-Verlag (Springer), 1998
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1995 On-line learning with dynamic cell structures
Ahrns I., Bruske J., Sommer G.
In Proc. of ICANNŽ95, Vol. 2, pp. 141-146, ICANN, Paris, 1995
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2003 The hypersphere neuron
Banarer V., Perwass C., Sommer G.
In Proc. 11th European Symposium on Artificial Neural Networks, ESANN 2003, Bruges, pp. 469-474. d-side publications, Evere, Belgium, 2003
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2003 Design of a multilayered feed-forward neural network using hypersphere neurons
Banarer V., Perwass C., Sommer G.
In Proc. 10th Int. Conf. Computer Analysis of Images and Patterns, CAIP 2003, Groningen, The Netherlands, August 2003, In N. Petkov and M.A. Westenberg, editors, Vol. 2756 of LNCS, pp. 571-578, Springer-Verlag, 2003.
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2009 Recognition of simple 3D geometrical objects under partial occlussion
Barchunova A., Sommer G.
In X. Jiang and N. Petkov (eds.): Computer Analysis of Images and Patterns, Proc. 13th Internat. Conference, CAIP, 2009, Münster, LNCS, Vol. 5702, pp. 697-704, Springer-Verlag, Berlin, Heidelberg, 2009.
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2002 A geometric approach for the analysis and computation of the intrinsic camera parameters
Bayro-Corrochano E., Rosenhahn B.
Pattern Recognition, 35:169-186, 2002
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2002 A geometric approach for the theory and applications of 3D projective invariants
Bayro-Corrochano E., Banarer V.
Journal of Mathematical Imaging and Vision, 16(2):131-154, 2002
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2001 Kinematics of robot manipulators in the motor algebra
Bayro-Corrochano E., Kähler D.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 471-488. Springer-Verlag, Heidelberg, 2001
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2001 Analysis and computation of the intrinsic camera parameters
Bayro-Corrochano E., Rosenhahn B.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 393-414. Springer-Verlag, Heidelberg, 2001
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2001 A geometric invariant theory approach for projective structure and motion
Bayro-Corrochano E., Banarer V.
In E. Bayro-Corrochano and G. Sobczyk, editors, Advances in Geometric Algebra with Applications in Science and Engineering , pp. 190-208. Birkhäuser, New York, 2001
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2000 Analysis and computation of projective invariants from multiple views in the Geometric Algebra framework
Bayro-Corrochano E., Lasenby J.
In Invariants for Pattern Recognition and Classification, Machine Perception Artificial Intelligence, pp. 1-20. World Scientific, 2000
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2000 Motor algebra for 3D kinematics: The case of hand-eye calibration
Bayro-Corrochano E., Daniilidis K., Sommer G.
Journal of Mathematical Imaging and Vision, 13:79-100, 2000
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2000 The motor extended Kalman Filter: A geometric approach for rigid motion estimation
Bayro-Corrochano E., Zhang Y.
Journal of Mathematical Imaging and Vision, 13:205-228, 2000
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2000 Motor algebra approach for computing the kinematics of robot manipulators
Bayro-Corrochano E., Kähler D.
In Journal of Robotic Systems, 17(9):495-516, 2000
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1999 Geometric analysis and computing of projective structure and motion
Bayro-Corrochano E., Banarer V.
In 10th International Conference on Image Analysis and Processing, pp. 291-296. 1999
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1999 Geometric method for projective reconstruction of shape and motion using n uncalibrated cameras
Bayro-Corrochano E., Banarer V.
Proceedings of the First Workshop on Robot Motion and Control, RoMoCo'99, Kiekrz, 1999.
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1999 Computation of projective invariants using the trifocal tensor
Bayro-Corrochano E., Lasenby J.
5th open German-Russian Workshop: Pattern Recognition and Image Understanding, Sankt Augustin, Infix, 1999.
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1998 Geometric techniques for the computation of projective invariants using em n uncalibrated cameras
Bayro-Corrochano E., Lasenby J.
In S. Chaudhury and S.K. Nayar, editors, Computer Vision, Graphics and Image Processing, Indian Conference on Computer Vision, Graphics and Image Processing, New Delhi, Viva Books Private Limited, New Delhi, Mumbai, Chennai, 1998
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1997 A unified language for computer vision and robotics
Bayro-Corrochano E., Lasenby J.
In G. Sommer and J.J. Koenderink, editors, Algebraic Frames for the Perception-Action Cycle, Vol. 1315 of Lecture Notes in Computer Science, pp. 219-234. Int. Workshop AFPACŽ97, Kiel, Springer-Verlag, Heidelberg, 1997
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1997 Geometric neural networks
Bayro-Corrochano E., Buchholz S.
In G. Sommer and J.J. Koenderink, editors, Algebraic Frames for the Perception-Action Cycle, Vol. 1315 of Lecture Notes in Computer Science, pp. 379-394. Int. Workshop AFPACŽ97, Kiel, Springer-Verlag, Heidelberg, 1997
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1997 What can Grassmann, Hamilton and Clifford tell us about computer vision and robotics
Bayro-Corrochano E., Lasenby J., Sommer G.
In E. Paulus and F.M. Wahl, editors, Mustererkennung 1997, Tagungsband 19. DAGM-Symposium, pp. 164-171. DAGMŽ97, Springer-Verlag, 1997
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1997 Hand-eye calibration in terms of motions of lines using geometric algebra
Bayro-Corrochano E., Daniilidis K., Sommer G.
In M. Pietikäinen, editor, 10th Scandinavian Conference on Image Analysis, Vol. 1 of pp. 397-404. Lappeenranta, 1997
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1996 Geometric algebra: A framework for computing point and line correspondences and projective structure using n uncalibrated cameras
Bayro-Corrochano E., Lasenby J., Sommer G.
In Proc. 13th Int. Conf. on Pattern Recognition, Vol. 334 of pp. 334-338. ICPR, 1996
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1996 A new self-organizing neural network using geometric algebra
Bayro-Corrochano E., Buchholz S., Sommer G.
In Proc. 13th Int. Conf. on Pattern Recognition, Vol. 555 of pp. 555-559. ICPR, 1996
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1996 Clifford selforganizing neural net and Clifford wavelet network
Bayro-Corrochano E.
In Hamza M., editor, Proc. 14th IASTED Int. Conf. Applied. Informatics, pp. 271-274. 1996
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1996 Selforganizing Clifford neural network
Bayro-Corrochano E., Buchholz S., Sommer G.
In Int. Conf. Neural Networks, Washington DC, USA, pp. 120-125. IEEE, 1996
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1995 Object modelling and motion analysis using Clifford algebra
Bayro-Corrochano E., Lasenby J.
In R. Mohr and W. Chengke, editors, Proc. Europe-China Workshop on Geometrical Modelling and Invariants for Computer Vision, pp. 143-149. 1995
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1995 Neural network application for external telephone network management
Bayro-Corrochano E., Espinoza R.
In International Workshop on Applications of Neural Networks to Telecommunications, pp. 242-249. IWANNTŽ95, Stockholm, 1995
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1995 Object modelling and collision avoidance using Clifford algebra
Bayro-Corrochano E., Sommer G.
In V. Hlavac and R. Sara, editors, Computer Analysis of Images and Patterns, Proc. CAIPŽ95, Prag,, pp. 699-704. LNCS, Vol. 970, Springer-Verlag, 1995
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1998 Vision-based manipulator navigation using mixtures of RBF neural networks
Blase W., Pauli J., Bruske J.
In Int. Conf. on Neural Network and Brain, Beijing, China, pp. 531-534. 1998
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2001 Dynamic Cell Structure Learns Perfectly Topology Preserving Map
Bruske J., Sommer G.
In K. Obermayer and T.J. Sejnowski, editors, Self-Organizing Map Formation, pp. 385-404. MIT Press, Cambridge, Massachusetts, 2001
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1998 Intrinsic dimensionality estimation with optimally topology preserving maps
Bruske J., Sommer G.
IEEE Transactions on Pattern Analysis and Machine Intelligence, 20(5):572-575, May 1998
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1998 Efficient local subspace construction for neural data modeling
Bruske J., Tröster J., Sommer G.
In L. Niklasson, M. Boden and T. Ziemke, editors, 8th International Conference on Artificial Neural Networks, Vol. 2 of pp. 731-736. ICANNŽ98, Skövde, Sweden, Springer, 1998
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1998 Head-pose estimation from facial images with subspace neural networks
Bruske J., Abraham-Mumm E., Pauli J., Sommer G.
In Proc. of Int. Neural Network and Brain Conference, pp. 528-531. 1998
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1997 An integrated architecture for learning of reactive behaviors based on dynamic cell structures
Bruske J., Ahrns I., Sommer G.
Robotics and Autonomous Systems, 22(2):87-101, 1997
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1997 Biologically inspired calibration-free adaptive saccade control of a binocular camera-head
Bruske J., Hansen M., Riehn L., Sommer G.
Biological Cybernetics, 77:433-446, 1997
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1997 Topology representing networks for intrinsic dimensionality estimation
Bruske J., Sommer G.
In W. Gerstner, A. Germond, M. Hasler and J.-D. Nicoud, editors, Proc. Int. Conf. on Artificial Neural Networks, Vol. 1327 of Lecture Notes in Computer Science, pp. 595-600. ICANNŽ97, Springer-Verlag, 1997
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1997 Visuomotorische Koordination eines Roboterarmes mit Kohonen-Karten, Neuronalem Gas und Dynamischen Zellstrukturen - ein Vergleich
Bruske J., Abraham-Mumm E., Sommer G.
In H.-M. Gross, editor, Selbstorganisation von Adaptivem Verhalten, pp. 203-211. SOAVEŽ97, VDI Verlag, 1997
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1997 An algorithm for intrinsic dimensionality estimation
Bruske J., Sommer G.
In G. Sommer, K. Daniilidis and J. Pauli, editors, Proc. Computer Analysis of Images and Patterns, CAIPŽ97, Kiel, Vol. 1296 of Lecture Notes in Computer Science, pp. 9-16. Springer-Verlag, 1997
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1996 Practicing Q-Learning
Bruske J., Ahrns I., Sommer G.
In Proc. Conf. ESANN, pp. 25-30. 1996
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1996 Neural fuzzy control based on reinforcement learning and dynamic cell structures
Bruske J., Ahrns I., Sommer G.
In Proc. Conf. EUFIT, Vol. 2 of pp. 710-714. EUFITŽ96, 1996
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1996 Adaptive saccade control of a binocular head with dynamic cell structures
Bruske J., Hansen M., Riehn L., Sommer G.
In Proc. Int. Conf. Artificial Neural Networks, pp. 215-220. Bochum, Germany, Jul. 16-19, LNCS, Vol. 1112, Springer-Verlag, 1996
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1995 Dynamic cell structure learns perfectly topology preserving map
Bruske J., Sommer G.
Neural Computation, 7(4):845-865, 1995
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1995 Robotersteuerung mit RBF-Netzen
Bruske J.
In Tagungsband Workshop Kognitive Robotik, Zentrum f. Kognitionswissenschaften, Bremen, 1995
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1995 Dynamic cell structures
Bruske J., Sommer G.
In D.S. Touretzky, G. Tesauro and T.K. Leen, editors, Advances in Neural Information Processing Systems, Vol. 7 of pp. 497-504. Proc. NIPS-94, MIT Press, Cambridge, 1995
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1994 Learning with dynamic cell structures
Bruske J., Sommer G.
In W.G. Kropatsch and H. Bischof, editors, Mustererkennung 1994, pp. 369-376. Tagungsband 16. DAGM-Symposium, Wien, Springer-Verlag, 1994
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1993 SPIN-NFDS learning and preset knowledge for surface fusion - a neural fuzzy decision system
Bruske J., Zimmer U.
In Proc. of the Australian and New Zealand Conf. on Intelligent Information System, pp. 396-401. 1993
Bibtex
2008 Polarized signal classification by complex and quaternionic multi-layer perceptrons
Buchholz S., Le Bihan N.
International Journal of Neural Systems, 18(2):75-85, April 2008. DOI: 10.1142/S0129065708001403.
Bibtex, Abstract
2008 On Clifford neurons and Clifford multilayer perceptrons
Buchholz S., Sommer G.
Neural Networks, 21, 925-935, Sep. 2008. DOI: 10.1016/j.neunet.2008.03.004.
Bibtex
2008 Coordinate independent update formulas for versor Clifford neurons
Buchholz S., Hitzer E., Tachibana K.
In Proc. 4th Joint International Conference on Soft Computing and Intelligent Systems and 9th International Symposium on Advanced Intelligent Systems (SCIS&ISIS 2008), Nagoya, Japan, pp. 814-819, September 2008.
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2008 A multivector teager filter
Buchholz S., Sommer G., Schnepel H.
INSTITUTE OF MATHEMATICS AND ITS APPLICATIONS (IMA), Proc. Mathematics in Signal Processing 8, Cirencester, England, 2008, pp. 88-89
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2007 Optimal learning rates for Clifford neurons
Buchholz S., Tachibana K., Hitzer E.
In Proc. 17th Int. Conf. on Artificial Neural Networks (ICANN 2007), Porto, Portugal, pp. 864-873, September 2007.
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2006 Optimal separation of polarized signals by quaternionic neural networks
Buchholz S., Le Bihan N.
In Proc. 14th European Signal Processing Conference, EUSIPCO 2006, September 4-8, Florence, Italy, 2006.
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2005 On averaging in Clifford groups
Buchholz S., Sommer G.
In Proceedings IWMM 2004 and GiAE 2004 - Computer Algebra and Geometric Algebra with Applications, H. Li, P.J. Olver and G. Sommer (Eds.), LNCS 3519, pp. 229-238, Springer-Verlag, Berlin, Heidelberg, 2005
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2001 Introduction to neural computation in Clifford Algebra
Buchholz S., Sommer G.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 291-314. Springer-Verlag, Heidelberg, 2001
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2001 Clifford algebra multilayer perceptrons
Buchholz S., Sommer G.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 315-334. Springer-Verlag, Heidelberg, 2001
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2000 Learning geometric transformations with Clifford neurons
Buchholz S., Sommer G.
In G. Sommer and Y. Zeevi, editors, 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle, AFPAC 2000, Kiel, Vol. 1888 of LNCS, pp. 144-153. Springer-Verlag, 2000
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2000 A hyperbolic multilayer perceptron
Buchholz S., Sommer G.
In S.-I. Amari, C.L. Giles, M. Gori and V. Piuri, editors, International Joint Conference on Neural Networks, IJCNN 2000, Como, Italy, Vol. 2 of pp. 129-133. IEEE Computer Society Press, 2000
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2000 Quaternionic spinor MLP
Buchholz S., Sommer G.
In 8th European Symposium on Artificial Neural Networks, ESANN 2000, Bruges, pp. 377-382. 2000
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2001 Non-commutative hypercomplex Fourier transforms of multidimensional signals
Bülow T., Felsberg M., Sommer G.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 187-207. Springer-Verlag, Heidelberg, 2001
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2001 Local hypercomplex signal representation and applications
Bülow T., Sommer G.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 255-289. Springer-Verlag, Heidelberg, 2001
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2001 Hypercomplex signals - A novel extension of the analytic signal to the multidimensional case
Bülow T., Sommer G.
IEEE Transactions on Signal Processing, 49(11):2844-2852, 2001
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2000 Riesz transforms for the isotropic estimation of the local phase of Moir
Bülow T., Pallek D., Sommer G.
In G. Sommer, N. Krüger and Ch. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 333-340. Springer-Verlag, 2000
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2000 Rubber Band Algorithm for Estimating the Length of Digitized Space-Curves
Bülow T., Klette R.
In Proceedings of the 15th International Conference on Pattern Recognition, Barcelona, Vol. 3 of pp. 551-555. IEEE Computer Society, 2000
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1999 A novel approach to the 2D analytic signal
Bülow T., Sommer G.
In F. Solina and A. Leonardis, editors, 8th Int. Conference on Computer Analysis of Images and Patterns, Ljubljana, Vol. 1689 of LNCS, pp. 25-32. Springer-Verlag, 1999
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1998 Quaternionic Gabor filters for local structure classification
Bülow T., Sommer G.
In A.K. Jain, S. Venkatesh and B.C. Lovell, editors, 14th International Conference on Pattern Recognition, ICPRŽ98, Vol. 1 of pp. 808-810. Brisbane, Australia, August 16-20, IEEE Computer Society, 1998
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1997 Multi-dimensional signal processing using an algebraically extended signal representation
Bülow T., Sommer G.
In G. Sommer and J.J. Koenderink, editors, Algebraic Frames for the Perception and Action Cycle, Vol. 1315 of Lecture Notes in Computer Science, pp. 148-163. Int. Workshop AFPACŽ97, Kiel, Springer-Verlag, Heidelberg, 1997
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1997 Das Konzept einer zweidimensionalen Phase unter Verwendung einer algebraisch erweiterten Signalrepräsentation
Bülow T., Sommer G.
In E. Paulus and F.M. Wahl, editors, Mustererkennung 1997, Tagungsband, 19. DAGM-Symposium, pp. 351-358. DAGMŽ97, Springer-Verlag, 1997
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1997 Algebraically extended representations of multi-dimensional signals
Bülow T., Sommer G.
In Proc. 10th Scandinavian Conference on Image Analysis, Vol. 2, pp. 559-566. Lappeenranta, 1997
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2008 Correlation ICP algorithm for pose estimation based on local and global features
Chavarria M., Sommer G.
In Proc. 3nd International Conference on Computer Vision Theory and Applications, VISAPP 2008, Funchal Madeira, Portugal, volume 2, pages 528–534, 2008.
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2007 Structural ICP algorithm for pose estimation based on local features
Chavarria M., Sommer G.
In Proc. 2nd International Conference on Computer Vision Theory and Applications, VISAPP 2007, March 8-11, Barcelona, Spain (2007), (2), pp. 341--346, INSTICC Press, Setubal, 2007
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2006 Local representation of 3D free-form contours for pose estimation
Chavarria M., Sommer G.
In Proc. 18th International Conference on Pattern Recognition, ICPR 2006, August 20-24, Hong-Kong, 2006. Vol. 1, pp. 751 - 754, 2006
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1998 Synthesis of fast algorithms for discrete Fourier-Clifford transform
Chernov V., Bülow T., Felsberg M.
Pattern Recognition and Image Analysis, 8(2):274-275, January 1998
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1998 Clifford models of image transforms
Chernov V., Bayro-Corrochano E.
Pattern Recognition and Image Analysis, 8(2):272-273, January 1998
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1999 Hand-eye calibration using dual quaternions
Daniilidis K.
Int. Journal Robotics Research, 18:286-298, 1999
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1998 Real-time tracking of moving objects with an active camera
Daniilidis K., Krauss C., Hansen M., Sommer G.
Journal of Real Time Imaging, 4, 1:3-20, 1998
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1997 Fixation simplifies 3D motion estimation
Daniilidis K.
Computer Vision and Image Understanding, 68:158-169, 1997
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1997 Dual quaternions for absolute orientation and hand-eye calibration
Daniilidis K.
In F. Solina, editor, Proc. Dagstuhl Workshop on Theoretical Foundations of Computer Vision, pp. 231-240. Springer Wien, 1997
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1996 Real Time Pursuit and Vergence Control with an Active Binocular Head
Daniilidis K., Hansen M., Sommer G.
In G. Schmidt and F. Freyberger, editors, Autonome Mobile Systeme, pp. 78-87. Springer-Verlag, München, 1996
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1996 Understanding noise sensitivity in structure from motion
Daniilidis K., Spetsakis M.
In Y. Aloimonos, editor, Visual Navigation, pp. 60-88. Lawrence Erlbaum Associates, Hillsdale, NJ, 1996
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1996 Active intrinsic calibration using vanishing points
Daniilidis K., Ernst J.
Pattern Recognition Letters, 17:1179-1189, 1996
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1996 The dual quaternion approach to hand-eye calibration
Daniilidis K., Bayro-Corrochano E.
In Proc. 13th Int. Conf. on Pattern Recognition, Vol. 318 of pp. 318-322. ICPR, 1996
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1996 Decoupling the 3D motion space by fixation
Daniilidis K., Thomas I.
In Fourth European Conference on Computer Vision, pp. 685-696. ECCV96, LNCS, Vol. 1064, Springer-Verlag, 1996
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1996 Active intrinsic calibration using vanishing points
Daniilidis K., Ernst J.
In Proc. CVPR, San Francisco, CA, pp. 708-713. 1996
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1995 Attentive visual motion processing: computations in the log-polar plane
Daniilidis K.
Computing, 11:1-20, 1995
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1995 Optical flow computation in the log-polar plane
Daniilidis K., Krüger V.
In Proc. ISPRS Workshop From Pixels to Sequences, Vol. 30 of pp. 214-219. 1995
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1995 Optical flow computation in the log-polar plane
Daniilidis K., Krüger V.
In V. Hlavac and R. Sara, editors, Computer Analysis of Images and Patterns, Proc. CAIPŽ95, pp. 65-72. LNCS, Vol. 970, Springer-Verlag, 1995
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1995 Computation of 3D-motion parameters using the log-polar transform
Daniilidis K.
In V. Hlavac and R. Sara, editors, Computer Analysis of Images and Patterns, Proc. CAIPŽ95, pp. 82-89. LNCS, Vol. 970, Springer-Verlag, 1995
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1995 Auf dem Weg zum künstlichen aktiven Sehen: Modellfreie Bewegungsverfolgung durch Kameranachführung
Daniilidis K., Hansen M., Krauss C., Sommer G.
In G. Sagerer, S. Posch and F. Kummert, editors, Mustererkennung 1995, pp. 277-284. 1995
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1995 Active 3D-motion estimation using the log-polar transform
Daniilidis K.
In S. Katsikas, editor, pp. 123-132, Proc. Fifth Hellenic Informatics, Athens, Greece, 1995.
Bibtex
1993 The coupling of rotation and translation in motion estimation of planar surfaces
Daniilidis K., Nagel H.
In IEEE Conf. on Computer Vision and Pattern Recognition 1993, pp. 188-193. 1993
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1993 Rekursive Schätzung der relativen Bewegung einer Ebene aus längeren monokularen Bildfolgen
Daniilidis K.
In S. Pöppl, editor, Proc. 15. DAGM-Symposium Mustererkennung, pp. 35-42. Springer-Verlag, 1993
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2003 Haptic exploration of objects
Ehmcke K., Krüger N.
In Towards Intelligent Mobile Robots - TIMRŽ03 , 4th British Conference on (Mobile) Robotics, 2003
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1997 A method for the estimation of hemoglobin distribution in gastroscopic images
Englmeier K., Herpers R., Jacoby R., Zwiebel F.
In IMIA Yearbook of Medical Informatics, pp. 397-409. IMIA, Schattauer, 1997
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2004 The monogenic scale-space: A unifying approach to phase-based image processing in scale-space
Felsberg M., Sommer G.
Journal of Mathematical Imaging and Vision, Kluwer Academic Publishers, 21:5-26, March 2004
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2002 Image features based on a new approach to 2D rotation invariant quadrature filters
Felsberg M., Sommer G.
In A. Heyden, G. Sparr, M. Nielsen and P. Johansen, editors, Computer Vision, ECCV02, Kopenhagen, 2002, Vol. 2350 of LNCS, pp. 369-383. Springer, 2002
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2002 The structure multivector
Felsberg M., Sommer G.
In L. Dorst, C. Doran and J. Lasenby, editors, Applications of Geometric Algebra in Computer Science and Engineering, pp. 437-448. Proc. AGACSE 2001, Cambridge, UK, Birkhäuser Boston, 2002
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2001 Commutative hypercomplex Fourier transforms of multidimensional signals
Felsberg M., Bülow T., Sommer G.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 209-229. Springer-Verlag, Heidelberg, 2001
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2001 Fast Algorithms of Hypercomplex Fourier Transforms
Felsberg M., Bülow T., Sommer G., Chernov V.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 231-254. Springer-Verlag, Heidelberg, 2001
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2001 The monogenic signal
Felsberg M., Sommer G.
IEEE Transactions on Signal Processing, 49(12):3136-3144, December 2001
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2001 Scale adaptive filtering derived from the Laplace equation
Felsberg M., Sommer G.
In B. Radig and S. Florczyk, editors, 23. Symposium für Mustererkennung, DAGM 2001, München, Vol. 2191 of LNCS, pp. 124-131. Springer-Verlag, 2001
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2001 Structure multivector for local analysis of images
Felsberg M., Sommer G.
In R. Klette, T. Huang and G. GimelŽfarb, editors, Multi-image analysis, Vol. 2032 of LNCS, pp. 93-104. Proc. Dagstuhl Workshop on Theoretical Foundations of Computer Vision, Springer-Verlag, Berlin, 2001
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2000 Fast algorithms for the hypercomplex Fourier transforms
Felsberg M., Sommer G.
In 2nd International Workshop on Transforms and Filters Banks, Brandenburg an der Havel, pp. 295-302. 2000
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2000 The multidimensional isotropic generalization of quadrature filters in Geometric Algebra
Felsberg M., Sommer G.
In G. Sommer and Y. Zeevi, editors, 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle, AFPAC 2000, Kiel, Vol. 1888 of LNCS, pp. 175-185. Springer-Verlag, 2000
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2000 A new extension of linear signal processing for estimating local properties and detecting features
Felsberg M., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 195-202. Springer-Verlag, 2000
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1999 Optimized fast algorithms for the quaternionic Fourier transform
Felsberg M., Sommer G.
In F. Solina and A. Leonardis, editors, 8th Int. Conference on Computer Analysis of Images and Patterns, Ljubljana, Vol. 1689 of LNCS, pp. 209-216. Springer-Verlag, 1999
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2011 Image Analysis by Conformal Embedding
Fleischmann O., Wietzke L., Sommer G.
In Journal of Mathematical Imaging and Vision, Volume 40, Number 3, Pages 305-325, 2011, Springer Netherlands, DOI: 10.1007/s10851-011-0263-5.
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2010 The Hilbert Transform on the Two-Sphere: A Spectral Characterization
Fleischmann O., Wietzke L., Sommer G.
Mathematical Geosciences, Special Issue, Volume 42, Number 7, Pages 857-876, 2010, DOI: 10.1007/s11004-010-9278-5.
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2010 A Novel Curvature Estimator for Digital Curves and Images
Fleischmann O., Wietzke L., Sommer G.
In M. Goesele et. al. (eds) : Proc. DAGM 2010, LNCS 6376, pages 442-451, Springer-Verlag, Berlin, Heidelberg, 2010, DOI: 10.1007/978-3-642-15986-2_45
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2009 A Spherical harmonic expansion for the Hilbert transform on the two-sphere
Fleischmann O., Wietzke L., Sommer G.
In Proc. ICNAAM 2009 - International Conference on Numerical Analysis and Applied Mathematics, American Institute of Physics Conference Series , AIP, 2009, pages 777-780
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2008 Stochastically optimal epipole estimation in omnidirectional images with geometric algebra
Gebken C., Sommer G.
In Proc. 2nd Workshop "Robot Vision", Auckland, New Zealand, Gerald Sommer and Reinhard Klette (Eds.), LNCS, Vol. 4931, pp. 85-97, Springer-Verlag, 2008
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2008 Perspective pose estimation with geometric algebra
Gebken C., Sommer G.
In Proc. American Institute of Physics conference Series, volume 1046, pp. 95-98, AIP, 2008
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2008 Parameter estimation from uncertain data in geometric algebra
Gebken C., Perwass C., Sommer G.
Advances in Applied Clifford Algebras, vol. 18, number 3-4, pp. 647-664, Birkhäuser Basel, 2008
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2006 Perspective pose estimation from uncertain omnidirectional image data
Gebken C., Tolvanen A., Perwass C., Sommer G.
In Proc. 18th International Conference on Pattern Recognition, ICPR 2006, August 20-24, Hong-Kong, vol.1, pp. 793-796, 2006
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2006 Pose estimation from uncertain omnidirectional image data using line-plane correspondences
Gebken C., Tolvanen A., Sommer G.
In Proc. DAGM 2006, 28. Symposium für Mustererkennung, Berlin, Sept. 2006, K. Franke et al., editors, Pattern Recognition, LNCS 4174, pp. 587-596, Springer-Verlag, Berlin, Heidelberg, 2006
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2000 3D-interpretation of junctions from 2D-correspondences in a calibrated stereo system
Hahn M., Krüger N.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 83-90. Springer-Verlag, 2000
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2000 Junction detection and semantic interpretation using Hough lines
Hahn M., Krüger N.
In 2nd Int. ICSC Symposium on Engineering of Intelligent Systems (EISŽ2000), University of Paisley, Scotland, pp. 109-115. 2000
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2001 Symbolic structures in numeric reinforcement for learning optimum robot trajectory
Hailu G.
Robotics and Autonomous Systems, 37:53-68, 2001
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1999 On amount and quality of bias in reinforcement learning
Hailu G., Sommer G.
In IEEE International Conference of System, Man, and Cybernetics, Tokyo, Japan, pp. 728-733. 1999
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1998 Integrating symbolic knowledge in reinforcement learning
Hailu G., Sommer G.
In SMCŽ98 Conference Proceedings, pp. 1491-1495. 1998 IEEE Int. Conf. on Systems, Man and Cybernetics, 1998
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1998 Learning by biasing
Hailu G., Sommer G.
In IEEE Conference on Robotics and Automation Systems, pp. 2168-2173. Leuven, Belgium, 1998
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1998 Embedding knowledge in reinforcement learning
Hailu G., Sommer G.
In L. Niklasson, M Boden and T. Ziemke, editors, 8th International Conference on Artificial Neural Networks, Vol. 2 of ICANNŽ98, Skvöde, Schweden, Springer, 1998
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1997 Fuzzy logic control of a situated agent
Hailu G., Bruske J., Sommer G.
In 7th International Fuzzy Systems Association World Congress, pp. 494-500. IFSAŽ97, Prag, Academia, 1997
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1997 Optimization of stereo disparity estimation using the instantaneous frequency
Hansen M., Daniilidis K., Sommer G.
In G. Sommer, K. Daniilidis and J. Pauli, editors, Proc. Computer Analysis of Images and Patterns, CAIPŽ97, Kiel, Vol. 1296 of Lecture Notes in Computer Science, pp. 321-328. Springer-Verlag, 1997
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1996 Real-time vergence control using local phase differences
Hansen M., Sommer G.
Machine Graphics & Vision, 5:51-63, 1996
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1996 Active depth estimation with gaze and vergence control using Gabor filters
Hansen M., Sommer G.
In Proc. 13th Int. Conf. on Pattern Recognition, Vol. 287 of pp. 287-291. 1996
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1996 Echtzeit-Vergenzkontrolle eines binokularen Kamerasystems
Hansen M., Sommer G.
In B. Mertsching, editor, Proc. in Artificial Intelligence - Aktives Sehen in technischen und biologischen Systemen, pp. 40-45. Workshop der GI-Fachgruppe 1.0.4 Bildverstehen, Hamburg, Infix, 1996
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1995 Integration von Sensor und Aktor in einem binokularen Sehsystem
Hansen M., Sommer G.
In Tagungsband Fachtagung Sensoren-Aktoren-Buskommunikation, pp. 47-53. 1995
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1998 Discrimination of facial parts based on dynamic grids of point representations
Herpers R., Sommer G.
Int. J. of Pattern Recognition and Artificial Intelligence, 12(4):381-405, 1998
PDF, Bibtex
1998 An attentive processing strategy for the analysis of facial features
Herpers R., Sommer G.
In H. Wechsler and et al., editors, Proc. of the NATO ASI Conference on Face Recognition: From Theory to Applications, Vol. 163 of NATO ASI series, pp. 457-468. Springer, 1998
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1997 Dynamic cell structures for the evaluation of keypoints in facial images
Herpers R., Witta L., Bruske J., Sommer G.
Int. J. Neural Systems, Vol. 8, No. 1, 8:27-39, 1997
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1997 Invariant classification of image parts using a dynamic grid of point representations
Herpers R., Müller D., Michaelis M., Sommer G.
In Proc. Solving Engineering Problems with Neural Networks, pp. 41-44. Engineering Application Neural Networks EANNŽ97, Stockholm, 1997
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1997 Facial analysis applying an attentive processing strategy
Herpers R., Sommer G.
In Proc. of Int. Conference on Systems, Man, and Cybernetics, Vol. 5 of pp. 4069-4074. IEEE Computer Society Press, 1997
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1996 Context based detection of keypoints and features in eye regions
Herpers R., Michaelis M., Sommer G., Witta L.
In Proc. 13th Int. Conf. on Pattern Recognition, Vol. 23 of pp. 23-28. ICPR, 1996
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1996 Detektion und Verifikation von charakteristischen Bildpunkten in Gesichtsbildern
Herpers R., Michaelis M., Witta L., Bruske J., Sommer G.
In B. Jähne, P. Geissler, H. Haussecker and F. Hering, editors, Mustererkennung 1996, Tagungsband 18. DAGM-Symposium, pp. 435-446. Heidelberg, Springer-Verlag, 1996
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1996 Edge and keypoint detection in facial regions
Herpers R., Michaelis M., Lichtenauer K., Sommer G.
In Proc. 2nd Int. Conf. on Automatic Face and Gesture Recognition, Killington, pp. 212-217. IEEE Comp. Soc., 1996
PDF, Bibtex
1996 Evaluation of local image structures applying a DCS network
Herpers R., Witta L., Bruske J., Sommer G.
In A.B. Bulsari, S. Kallio and D. Tsaptsinos, editors, Proc. Int. Conf. on Engineering Applications of Neural Networks, pp. 305-312. 1996
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1995 GAZE: Attentive processing strategy to detect and analyze the prominent facial regions
Herpers R., Kattner H., Rodax H., Sommer G.
In Proc. Int. Workshop on Automatic Face- and Gesture-Recognition, pp. 214-220. 1995
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1994 GAZE: Eine attentive Verarbeitungsstrategie zum Erkennen und Lernen der visuell auffälligen Gesichtsregionen
Herpers R., Kattner H., Sommer G.
In W.G. Kropatsch and H. Bischof, editors, Mustererkennung 1994, Tagungsband 16. DAGM-Symposium, pp. 341-349. 1994
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1994 Verwendung von attentiven Verarbeitungsstrategien zur lokalen und globalen Bildanalyse
Herpers R., Kattner H., Rodax H., Sommer G.
In Proc. Workshop Digitale Bildverarbeitung in der Medizin, pp. 12-15. 1994
PDF, Bibtex
1993 A neural network identifies faces with morphological syndrome
Herpers R., Rodax H., Sommer G.
In S. Andreassen et al., editor, Artificial Intelligence in Medicine (AIME83), IOS Press, Amsterdam, pp. 481-485. 1993
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1993 GAZE: An attentional mechanism for the extraction of Prominent Facial Features
Herpers R., Kattner H., Sommer G.
In S. Andreassen et al., editor, Artificial Intelligence in Medicine (AIME83), IOS Press, Amsterdam, pp. 159-163. 1993
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2009 Carrier method for the general evaluation and control of pose, molecular conformation, tracking and the like
Hitzer E., Tachibana K., Buchholz S., Yu I.
Advances in Applied Clifford Algebras, Vol. 19, 2009, pp.339-364, 10.1007/s00006-009-0160-9 .
2006 Three vector generation of crystal space groups in geometric algebra
Hitzer E., Perwass C.
Bulletin of the Society for Science on Form, 1(21): 55-56, 2006
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2005 Crystal cell and space lattice symmetries in Clifford geometric algebra
Hitzer E., Perwass C.
In Proc. International Conference on Numerical Analysis and Applied Mathematics, TE. Simos, G. Sihoyios, and C. Tsitouras (Eds.), pp. 922-925, Wiley-VCH, Weinheim, 2005
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2005 Full geometric description of all symmetry elements of crystal space groups by the suitable choice of only three vectors for each Bravais cell or crystal family
Hitzer E., Perwass C.
In Proceedings of the International Symposium on Advanced Mechanical Engineering, between University of Fukui (Japan), Pukyong National University (Korea) and University of Shanghai for Science and Technology (China), 23-26 Nov. 2005, pp. 19-25, 2005
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2004 Crystal cells in geometric algebra
Hitzer E., Perwass C.
In Proceedings of International Symposium on Advanced Mechanical Engineering, November 2004, Dept. of Mechanical Engineering, University of Fukui, Japan, pp. 290-295, 2004.
PDF, Bibtex
2007 Online learning for hierarchical networks of locally arranged models using a support vector domain model
Hoppe F., Sommer G.
In Proc. of Int. Joint Conf. on Neural Networks (IJCNN), Orlando, Florida, USA, Aug. 12-17, pp. 266-271, 2007.
PDF, Bibtex
2006 Ensemble learning for hierarchies of locally arranged models
Hoppe F., Sommer G.
In Proceedings of Int. Joint Conf. on Neural Networks, Vancouver, July 2006, pp. 10612-10619
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2006 Fusion algorithm for locally arranged linear models
Hoppe F., Sommer G.
In Proc. of 18th International Conference on Pattern Recognition, ICPR 2006, August 20-24, Hong-Kong, vol. 3, pp. 1208--1211, 2006.
PDF, Bibtex
2005 Local linear models for system control
Hoppe F., Sommer G.
In Proc. 12th Int. Conf. on Neural Information Processing, Taipei, Taiwan, pp. 171-176, 2005
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2009 Automatic high-precision self-calibration of camera-robot systems
Jordt A., Siebel N., Sommer G.
In Proceedings of 2009 IEEE International Conference on Robotics and Automation (ICRA 2009), Kobe, Japan, pages 1244--1249, ISBN 987-1-4244-2789-5, May 2009.
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2007 A common genetic encoding for both direct and indirect encodings of networks
Kassahun Y., Edgington M., Metzen J., Sommer G., Kirchner F.
In Proc. Genetic and Evolutionary Computation Conference (GECCO-2007), pp. 1029-1036, ACM, New York, 2007
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2006 Evolutionary reinforcement learning for simulated locomotion of a robot with a two-link arm
Kassahun Y., Sommer G.
In Proc. of the 9th Conference on Intelligent Autonomous Systems IAS-9, March 7-9, T. Arai, R. Pfeifer, T. Balch and H. Yokoi (Eds.), pp.263-271, IOS Press, 2006.
PDF, Bibtex
2005 Efficient reinforcement learning through evolutionary acquisition of neural topologies
Kassahun Y., Sommer G.
In Proc. 13th European Symposium on Artificial Neural Networks, Bruges, Belgium, pp. 259-266, d-side publications, April 2005.
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2005 Automatic neural robot controller design using evolutionary acquisition of neural topologies
Kassahun Y., Sommer G.
In Proc. 19. Fachgespräch Autonome Mobile Systeme (AMS2005), Stuttgart, pp. 315-321, Springer-Verlag, 2005
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2004 Improving learning and adaptation capability of agents
Kassahun Y., Sommer G.
In Proc. 8th Conference on Intelligent Autonomous Systems, Amsterdam, IOS Press, pp. 472-481, March 2004.
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2004 Model based evolutionary object recognition system
Kassahun Y., Sommer G.
In Proc. 8th Conference on Intelligent Autonomous Systems, Amsterdam, IOS Press, pp. 925-934, March 2004.
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1993 Model-based object tracking in monocular image sequences of road-traffic scenes
Koller D., Daniilidis K., Nagel H.
International Journal of Computer Vision, 10:257-281, 1993
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2005 A 3D isotropic quadrature filter for motion estimation problems
Krause M., Sommer G.
In Proceedings Conference Visual Communications and Image Processing, Beijing, China, 2005. S. Li, F. Pereira, H.-Y. Shum and A.G. Tescher (Eds.}, SP IE Vol. 5960, pp. 1295-1306, The International Society for Optical Engineering, Bellingham, 2005
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2002 Gabor wavelet networks for object representation
Krüger V., Sommer G.
Journal of the Optical Society of America (JOSA), 19(6):1112-1119, 2002
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2002 Accumulation of object representations utilising interaction of robot action and perception
Krüger N., Ackermann M., Sommer G.
Knowledge-Based Systems, 15:111-118, 2002
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2002 Gabor wavelet networks for efficient head pose estimation
Krüger V., Sommer G.
Image and Vision Computing, 20:665-672, 2002.
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2002 An explicit and compact coding of geometric and structural information applied to stereo processing
Krüger N., Felsberg M., Gebken C., Pörksen M.
In Proc. of the Workshop "Vision, Modeling and Visualization", Erlangen, G. Greiner, H. iemann, T. Ertl, B. Girod and H.-P. Seidel (Eds.), pp. 411-418, 2002.
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2001 Learning object representations using it A priori constraints within ORASSYLL
Krüger N.
Neural Computation, 13:389-410, 2001
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2001 Two modules of a vision-based robotic system: Attention and accumulation of object representations
Krüger N., Wendorff D., Sommer G.
In R. Klette, S. Peleg and G. Sommer, editors, International Workshop ``Robot Vision 2001ŽŽ Auckland, New-Zealand, Vol. 1998 of LNCS, pp. 21-226. Springer-Verlag, 2001
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2001 Gabor wavelet networks for object representation
Krüger V., Sommer G.
In R. Klette, T. Huang and G. GimelŽfarb, editors, Multi-image analysis, Vol. 2032 of LNCS, pp. 118. Proc. Dagstuhl Workshop on Theoretical Foundations of Computer Vision, Springer-Verlag, Berlin, 2001
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2000 ORASSYLL: Object recognition with autonomously learned and sparse symbolic representations based on metrically organized local line detectors
Krüger N., Peters G.
Computer Vision and Image Understanding, 77:48-77, 2000
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2000 Work in progress on a vision-based robotic system: Visual-haptic attention and accumulation of object representations
Krüger N., Wendorff D., Sommer G.
In G. Baratoff and H. Neumann, editors, Dynamische Perzeption - Workshop der GI-Fachgruppe 1.0.4 Bildverstehen, Vol. 9 of Proceedings in Artificial Intelligence, pp. 99-104. infix, 2000
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2000 Accumulation of 3D object representations within a perception-action-cycle
Krüger N., Ackermann M., Sommer G.
In 2nd Int. ICSC Symposium on Engineering of Intelligent Systems (EISŽ2000), University of Paisley, Scotland, pp. 116-122. 2000
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2000 Accumulation of object representations utilizing interaction of robot action and perception
Krüger N., Ackermann M., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 365-372. Springer-Verlag, 2000
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2000 Gabor wavelet networks for object representation
Krüger V., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 309-316. Springer-Verlag, 2000
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2000 Efficient head pose estimation with Gabor wavelet networks
Krüger V., Bruns S., Sommer G.
In M. Mirmehdi and B. Thomas, editors, Proceedings of the 11th British Machine Vision Conference, pp. 72-81. BMVC, 2000
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2000 Affine real-time face tracking using Gabor wavelet networks
Krüger V., Sommer G.
In Proceedings of the 15th International Conference on Pattern Recognition, Barcelona, Vol. 1 of pp. 127-130. IEEE Computer Society, 2000
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1999 Object recognition with representations based on sparsified Gabor wavelets used as local line detectors
Krüger N.
In F. Solina and A. Leonardis, editors, 8th Int. Conference on Computer Analysis of Images and Patterns, Ljubljana, Vol. 1689 of LNCS, pp. 225-233. Springer-Verlag, 1999
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1999 Teleconferencing using an attentive camera system
Krüger V., Herpers R., Daniilidis K., Sommer G.
In 2nd Int. Conf. on Audio- and Video-based Biometric Person Authentication, pp. 136-141. 1999
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1999 Affine real-time face tracking using a wavelet network
Krüger V., Happe A., Sommer G.
In Int. Workshop on Recognition, Analysis and Tracking of Faces and Gestures in Real-Time Systems, Corfu, Greece, pp. 141-148. IEEE Computer Society, 1999
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1998 Collinearity and parallelism are statistically significant second-order relations of complex cell responses
Krüger N.
Neural Processing Letters, 8:117-129, 1998
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1998 Attentive face detection and recognition
Krüger V., Mahlmeister U., Sommer G.
In P. Levi, R.-J. Ahlers, F. May and F. Schanz, editors, Mustererkennung 1998, Tagungsband 20. DAGM-Symposium, pp. 279-286. DAGMŽ98, 1998
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2002 Prediction of navigation profiles in a distributed Internet environment through learning of graph distributions
Kukulenz D., Pauli J.
Int. Journal of Computational Intelligence and Applications, 2(3):303-312, 2002
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2002 Prediction of navigation profiles in a distributed Internet environment through learning of graph distributions
Kukulenz D.
In P. de Bra, P. Brusilovsky and R. Conejo, editors, Adaptive Hypermedia and Adaptive Web-Based Systems, Second International Conference, AH, Malaga, Spain, LNCS 2347, pp. 233-241, Springer-Verlag, 2002
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2002 A software agent for adaptive visualization of hyperspace based on clustering of navigation graphs
Kukulenz D., Pauli J.
In Proceedings of the IASTED International Conference APPLIED INFORMATICS, Innsbruck, Austria, pp. 248-253. ACTA Press, 2002
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2000 Navigation-dependent visualization of distributed Internet structures
Kukulenz D., Pauli J.
In 2000 IEEE Conference on Information Visualization, 2000
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1997 A vision based robot system for arranging technical objects
Kunze S., Pauli J.
In D. Roller, editor, Proc. International Symposium on Automotive Technology and Automation, pp. 119-124. ISATA, Florence, Italy, 1997
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2006 Dense optic flow with a Bayesian occlusion model
Köser K., Perwass C., Sommer G.
In Spatial Coherence for Visual Motion Analysis: First International Workshop, SCVMA 2004, Prague, Czech Republic, May 15, 2004. W. James MacLean (Ed.), LNCS 3667, pp. 127-139, Springer-Verlag, Berlin, Heidelberg, 2006.
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1999 Analysis and computation of projective invariants from multiple views in the geometric algebra framework
Lasenby J., Bayro-Corrochano E.
International Journal of Pattern Recognition and Artificial Intelligence, 13(8):1105-1121, 1999
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1997 Computing 3D projective invariants from points and lines
Lasenby J., Bayro-Corrochano E.
In G. Sommer, K. Daniilidis and J. Pauli, editors, Computer Analysis of Images and Patterns, CAIPŽ97, Kiel, Vol. 1296 of Lecture Notes in Computer Science, pp. 82-89. Springer-Verlag, 1997
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1996 A new methodology for computing invariants in computer vision
Lasenby J., Bayro-Corrochano E., Lasenby A., Sommer G.
In Proc. 13th Int. Conf. on Pattern Recognition, Vol. 393 of pp. 393-397. ICPR, 1996
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1996 A new framework for the formation of invariants and multiple-view constraints in computer vision
Lasenby J., Bayro-Corrochano E., Lasenby A., Sommer G.
In Proc. of ICIP'96, Lausanne, Switzerland, 1996.
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2006 Quaternionic independent component analysis using hypercomplex nonlinearities
Le Bihan N., Buchholz S.
In IMA 7th Conference on Mathemathics in Signal Processing, Cirenceister, UK, December 2006, 2006
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1997 Active contour based object detection
Lempelius F., Pauli J.
In V. Krasnoproshin, J. Soldek, S. Ablameyko and V. Shmerko, editors, Proc. International Conference on Pattern Recognition and Information Processing, pp. 171-175. Minsk, Belarus, 1997
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2001 Coordinate-free projective geometry for computer vision
Li H., Sommer G.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 415-454. Springer-Verlag, Heidelberg, 2001
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1998 Sample-guided progressive image coding
Mahlmeister U., Sandgaard M., Sommer G.
In 14th International Conference on Pattern Recognition, ICPRŽ98, pp. 1257-1259. Brisbane, Australia, August 16-20, 1998
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1996 Color-orientation indexing
Mahlmeister U., Pahl H., Sommer G.
In B. Jähne, P. Geissler, H. Haussecker and F. Hering, editors, Mustererkennung 1996, Tagungsband 18. DAGM-Symposium, pp. 3-10. Heidelberg, Springer-Verlag, 1996
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1995 Preattentive colour features by steerable filters
Mahlmeister U., Schmidt B., Sommer G.
In G. Sagerer, S. Posch and F. Kummert, editors, Mustererkennung 1995. Tagungsband 17. DAGM-Symposium, pp. 464-472. Bielefeld, Springer-Verlag, 1995
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1997 Hierarchical filtering scheme for the detection of facial keypoints
Michaelis M., Herpers R., Witta L., Sommer G.
In Proc. of the Int. Conf. on Acoustics, Speech and Signal Processing, ICASSPŽ97, München,, pp. 2541-2544. IEEE Computer Society Press, 1997
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1995 A Lie group approach to steerable filters
Michaelis M., Sommer G.
Pattern Recognition Letters, 16:1165-1174, 1995
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1995 A common framework for preattentive and attentive vision using steerable filters
Michaelis M., Herpers R., Sommer G.
In V. Hlavac and R. Sara, editors, Computer Analysis of Images and Patterns, Proc. CAIPŽ95, Prag,, pp. 912-919. LNCS, Vol. 970, Springer-Verlag, 1995
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1994 Junction classification by multiple orientation detection
Michaelis M., Sommer G.
In J.-O. Eklundh, editor, Proc. Third European Conference on Computer Vision, pp. 101-108. Stockholm, LNCS, Vol. 800, Springer-Verlag, 1994
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1993 Detektion und Klassifikation der P-Wellen im EKG durch Gabor-Wavelets
Michaelis M., Perz S., Sommer G., Black K.
In H. Handels and S. Pöppl, editors, Mustererkennung 1993, Tagungsband 15. DAGM-Symposium, Lübeck, pp. 199-207. Springer-Verlag, 1993
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1993 Detection and classification of p-waves using Gabor wavelets
Michaelis M., Perz S., Sommer G., Black K.
In Proc. Computers in Cardiology, pp. 531-534, London. IEEE Computer Society Press, 1993
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1993 Characterization of key-points in images
Michaelis M., Sommer G.
In J.-L. Flanagan, editor, Proc. Conf. Substance Identification Technologies, SPIE Proceedings Series Vol. 2093, 450-461, pp. 450-461. 1993
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2001 Fast local estimation of optical flow using variational and wavelet methods
Neckels K.
In Computer Analysis of Images and Patterns 2001 (Warszawa), Lecture Notes in Computer Science, vpl. 2124, pp. 349-356. Springer Verlag, Berlin, Heidelberg, New York, 2001
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2000 Wavelet filter design via linear independent basic filters
Neckels K.
In G. Sommer and Y. Zeevi, editors, 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle, AFPAC 2000, Kiel, Vol. 1888 of LNCS, pp. 251-258. Springer-Verlag, 2000
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2008 On the decision boundaries of hyperbolic neurons
Nitta T., Buchholz S.
In Proc. Int. Joint Conf. on Neural Networks (IJCNN 2008), Hong Kong, China, pp. 2973-2979, June 2008.
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2003 Aspects of learning-based robot vision.
Pauli J.
Künstliche Intelligenz, 2:5-11, 2003.
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2002 Perceptual organization with image formation compatibilities
Pauli J., Sommer G.
Pattern Recognition Letters, 23:803-817, 2002
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2001 Vision-based integrated system for object inspection and handling
Pauli J., Schmidt A., Sommer G.
Robotics and Autonomous Systems, 37:297-309, 2001
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2001 Servoing mechanisms for peg-in-hole assembly operations
Pauli J., Schmidt A., Sommer G.
In R. Klette, S. Peleg and G. Sommer, editors, International Workshop ``Robot Vision 2001ŽŽ Auckland, New-Zealand, Vol. 1998 of LNCS, pp. 157-166. Springer-Verlag, 2001
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2001 Compatibilities for the perception-action cycle
Pauli J., Sommer G.
In R. Klette, S. Peleg and G. Sommer, editors, International Workshop ``Robot Vision 2001ŽŽ Auckland, New-Zealand, Vol. 1998 of LNCS, pp. 227-236. Springer-Verlag, 2001
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2001 Ellipsoidal bias in learning appearance-based recognition functions
Pauli J., Sommer G.
In R. Klette, T. Huang and G. GimelŽfarb, editors, Multi-image analysis, Vol. 2032 of LNCS, pp. 205. Proc. Dagstuhl Workshop on Theoretical Foundations of Computer Vision, Springer-Verlag, Berlin, 2001
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2000 Compatibilities for boundary extraction
Pauli J., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 468-475. Springer-Verlag, 2000
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1998 Learning to recognize and grasp objects
Pauli J.
Autonomous Robots, 5:407-420, 1998
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1998 Learning to recognize and grasp objects
Pauli J.
Machine Learning, 31:239-258, 1998
PDF, PS, Bibtex
1997 Learning manipulator behaviors based on visual demonstration
Pauli J., Päschke M.
In H.-M. Gross, editor, Selbstorganisation von Adaptivem Verhalten, pp. 212-221. SOAVEŽ97, VDI Verlag, 1997
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1997 Projective invariance and orientation consensus for extracting boundary configurations
Pauli J.
In E. Paulus and F.M. Wahl, editors, Mustererkennung 1997, Tagungsband 19. DAGM-Symposium, pp. 375-383. Springer-Verlag, 1997
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1996 GBF network architectures for robot vision
Pauli J.
In Intelligent Engineering Systems through Artificial Neural Networks, Vol. 6 of pp. 487-493. Conf. on Artificial Neural Networks in Engineering, ANNIEŽ96, St. Louis, Missouri, USA, 1996
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1996 Learning operators for view independent object recognition
Pauli J.
In Proc. Conf. BMVC, Vol. 1 of pp. 173-182. 1996
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1995 Zielorientierte Integration und Adaption von Bildanalyseprozessen
Pauli J., Blömer A., Liedtke C., Radig B.
Künstliche Intelligenz, 3:30-34, 1995
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1995 RBF networks for object recognition
Pauli J., Benkwitz M., Sommer G.
In Tagungsband Workshop Kognitive Robotik, Zentrum f. Kognitionswissenschaften, Bremen, 1995
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1995 RBF networks for appearance-based object detection
Pauli J., Benkwitz M., Sommer G.
In Proc. ICANNŽ95, Vol. 1 of pp. 359-364. ICANN, Paris, 1995
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1993 Modellbasiertes Erkennen der Bildstruktur
Pauli J.
In B. Radig, editor, {Verarbeiten und Verstehen von Bildern, pp. 219-259. Oldenbourg Verlag, München, 1993
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2006 Uncertain geometry with circles, spheres and conics
Perwass C., Förstner W.
In Geometric Properties from Incomplete Data, R. Klette, R. Kozera, L. Noakes and J. Weickert (Eds.), Computational Imaging and Vision, Vol. 31, pp. 23-41, Springer-Verlag, Berlin, Heidelberg, 2006.
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2006 Geometry and kinematics with uncertain data
Perwass C., Gebken C., Sommer G.
In Proc. 9th European Conference on Computer Vision, ECCV 2006, Graz, Austria, May 2006, A. Leonardis, H. Bischof and A. Pinz (Eds.), LNCS 3951, pp. 225-237, Springer-Verlag, Berlin, Heidelberg, 2006
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2006 The inversion camera model
Perwass C., Sommer G.
In Proc. DAGM 2006, 28. Symposium für Mustererkennung, Berlin, Sept. 2006, K. Franke et al. (Eds.) Pattern Recognition, LNCS 4174, pp. 647-656, Springer-Verlag, Berlin, Heidelberg, 2006
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2006 Space group visualizer for monoclinic space groups
Perwass C., Hitzer E.
Bulletin of the Society for Science and Form, 1(21):38-39, 2006.
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2005 Estimation of geometric entities and operators from uncertain data
Perwass C., Gebken C., Sommer G.
In 27. Symposium für Mustererkennung, DAGM 2005, Wien, 29.8.-2.9.05, LNCS Series, Vol. 3663, pp. 459-467, Springer-Verlag, Berlin, Heidelberg, 2005
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2005 Interactive visualization of full geometric description of crystal space groups
Perwass C., Hitzer E.
In Proceedings of the International Symposium on Advanced Mechanical Engineering, between University of Fukui (Japan), Pukyong National University (Korea) and University of Shanghai for Science and Technology (China), 23-26 Nov. 2005, pp. 276-282, 2005
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2004 Teaching gometric algebra with CLUCalc
Perwass C.
In Proc. RIMS Symposium - Innovative Teaching in Mathematics with Geometric Algebra, Nov. 20-23, 2003, Kyoto, E. Hitzer (Ed.),Kokyuroku, Vol. 1378, ISSN 1880-2818, pp. 33-50, RIMS, Kyoto, 2004.
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2004 Junction and corner detection through the extraction and analysis of line segments
Perwass C.
In Proceedings Combinatorial Image Analysis, 10th International Workshop, IWCIA 2004, Auckland, New Zealand, R. Klette and J. Zunic (eds.), LNCS 3322, Springer-Verlag, pp 568-582, 2004.
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2003 Implementation of a Clifford algebra co-processor design on a field programmable gate array
Perwass C., Gebken C., Sommer G.
In R. Ablamowicz, Editor, 6th International Conference on Clifford Algebras, and Applications, , Cookeville, TN, CLIFFORD ALGEBRAS: Application to Mathematics, Physics, and Engineering, pp. 561-575, Birkhäuser, Boston, Progress in Mathematical Physics, 2003
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2003 An iterative Bayesian technique for dense image point matching
Perwass C., Sommer G.
In R.P. Würtz and K. Lappe, editors, Dynamic Perception, pp. 283-288, Workshop of GI section 1.0.4 "Image Understanding" and the European Networks MUHCI and ECOVISION, Ruhr-University Bochum, Nov. 2002, IOS Press Infix, 2003
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2003 An introduction to the VISATEC project
Perwass C., Pauli J., Sommer G.
Künstliche Intelligenz, 3:69-71, 2003.
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2003 Spherical decision surfaces using conformal modelling
Perwass C., Banarer V., Sommer G.
25. Symposium für Mustererkennung, DAGM 2003, Magdeburg, Vol. 2781 of LNCS, pp. 9-16, Springer-Verlag, Berlin, 2003
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2002 Numerical evaluation of versors with Clifford algebra
Perwass C., Sommer G.
In L. Dorst, C. Doran and J. Lasenby, editors, Applications of Geometric Algebra in Computer Science and Engineering, pp. 341-350. Proc. AGACSE 2001, Cambridge, UK, Birkhäuser Boston, 2002
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2001 A unified description of multiple view geometry
Perwass C., Lasenby J.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 337-369. Springer-Verlag, Heidelberg, 2001
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2001 3D-reconstruction from vanishing points
Perwass C., Lasenby J.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 371-392. Springer-Verlag, Heidelberg, 2001
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2001 A fuzzy logic algorithm for dense image point matching
Perwass C., Sommer G.
In S.S. Beauchemin, F. Nouboud and G. Roth, editors, 14th International Conference on Vision Interface, Ottawa, Canada, pp. 39-46. Canadian Image Processing and Pattern Recognition Society, 2001
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1998 A Geometric Analysis of the Trifocal Tensor
Perwass C., Lasenby J.
In R. Klette, G. GimelŽfarb and R. Kakarala, editors, Image and Vision Computing New Zealand, pp. 157-162. The University of Auckland, 1998
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2008 Feature extraction by geometric algebra from geometric data
Pham M., Tachibana K., Hitzer E., Buchholz S., Yoshikawa T., Furuhashi T.
Toukei Suuri (Proc. of the Institute of Mathematical Statistics), 56(2):185-198, December 2008 (in Japanese).
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2008 Feature extractions with geometric algebra for classification of objects
Pham M., Tachibana K., Hitzer E., Buchholz S.
In Proc. Int. Joint Conf. on Neural Networks (IJCNN 2008), Hong Kong, China, pp. 4070-4074, June 2008. DOI: 10.1109/IJCNN.2008.4634383 .
Bibtex, Abstract
1995 Neural networks for classifying surface defects on automative valve stem seals
Pham D., Bayro-Corrochano E.
Int. Journal Machine Tools and Manufacture, 35(8):1115-1124, 1995
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1994 Self-organising neural-network based pattern clustering method with fuzzy outputs
Pham D., Bayro-Corrochano E.
Pattern Recognition, 27(8):1103-1110, 1994
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1994 Neural classifiers for automated visual inspection
Pham D., Bayro-Corrochano E.
In Proc. Instn. Mech. Engrs., Vol. 208 of pp. 83-89. 1994
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2007 Incremental classifier based on a local credibility criterion
Prehn H., Sommer G.
In Proc. IASTED International Conference on Artificial Intelligence and Applications, AIA 2007, February 12-14, Innsbruck, Austria, pp. 372-377, ACTA Press, Calgary, 2007
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2006 An adaptive classification algorithm using robust incremental clustering
Prehn H., Sommer G.
In Proc. 18th International Conference on Pattern Recognition, ICPR 2006, August 20-24, Hong-Kong, Vol. I, pp. 896-899, 2006
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1997 Vision based learning of gripper trajectories for a robot arm
Päschke M., Pauli J.
In D. Roller, editor, Proc. International Symposium on Automotive Technology and Automation, pp. 235-242. ISATA, Florence, Italy, 1997
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2005 Pose estimation in conformal geometric algebra, Part {I}: The stratification of mathematical spaces
Rosenhahn B., Sommer G.
Journal of Mathematical Imaging and Vision, 22:27-48, 2005.
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2005 Pose estimation in conformal geometric algebra, Part {II}: Real-time pose estimation using extended feature concepts
Rosenhahn B., Sommer G.
Journal of Mathematical Imaging and Vision , 22:49-70, 2005
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2005 Pose estimation of 3D free-form contours
Rosenhahn B., Perwass C., Sommer G.
Int. Journal of Computer Vision 62(3): 267-289, 2005
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2004 Free-form pose estimation by using twist representations
Rosenhahn B., Perwass C., Sommer G.
Algorithmica, 38:91-113, 2004.
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2004 Pose estimation of free-form objects
Rosenhahn B., Sommer G.
In 8th European Conference on Computer Vision, ECCV 2004, Prag, Springer-Verlag Berlin Heidelberg, LNCS 3021, pp. 414-427
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2004 Silhouette based human motion estimation
Rosenhahn B., Klette R., Sommer G.
In Pattern Recognition 2004, 26th DAGM-Symposium, Tübingen, Germany, LNCS 3175, Springer-Verlag Berlin Heidelberg, pp. 294-301, 2004.
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2004 Foundations about 2D-3D pose estimation
Rosenhahn B., Perwass C., Sommer G.
CVonline, R. Fisher (ed.), 2004.
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2003 Pose estimation of cycloidal curves by using twist representations
Rosenhahn B., Sommer G.
In R. Ablamovicz, editor, Proc. 6th Int. Conference on Clifford Algebras and Applications, Cookeville, TN, CLIFFORD ALGEBRAS: Application to Mathematics, Physics, and Engineering, pp. 597-612, Birkhäuser, Boston, Progress in Mathematical Physics, 2003
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2003 Pose estimation of free-form surface models
Rosenhahn B., Perwass C., Sommer G.
In 25. Symposium für Mustererkennung, DAGM 2003, Magdeburg, Vol. 2781 of LNCS, pp. 574-581, Springer-Verlag, Berlin, 2003.
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2003 Modeling adaptive deformations during free-form pose estimation
Rosenhahn B., Perwass C., Sommer G.
Proc. 10th Int. Conf. Computer Analysis of Images and Patterns 2003, Groningen, the Netherlands, August 2003 , In N. Petkov and M.A. Westenberg, Vol. 2756 of LNCS, pp. 664-672, Springer-Verlag, 2003.
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2003 Pose estimation for visual landmark based robot navigation
Rosenhahn B.
In Künstliche Intelligenz, 2:39-40, 2003.
Bibtex
2002 Pose estimation of 3D free-form contours in conformal geometry
Rosenhahn B., Perwass C., Sommer G.
In D. Kenwright, editor, Proceedings of Image and Vision Computing, IVCNZ, Auckland, NZ, pp. 29-34. 2002
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2002 Adaptive pose estimation for different corresponding entities
Rosenhahn B., Sommer G.
In L. Van Gool, editor, Pattern Recognition, 24. Symposium für Mustererkennung, Zürich, September 2002, Vol. 2449 of LNCS, pp. 265-273. Springer-Verlag, Berlin Heidelberg, 2002
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2002 Monocular pose estimation of kinematic chains
Rosenhahn B., Granert O., Sommer G.
In L. Dorst, C. Doran and J. Lasenby, editors, Applications of Geometric Algebra in Computer Science and Engineering, pp. 373-375. Proc. AGACSE 2001, Cambridge, UK, Birkhäuser Boston, 2002
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2001 Structural organization of arsenic selenide liquids: New resu lts from liquid state NMR
Rosenhahn C., Hayes S., Rosenhahn B., Eckert H.
Journal of Non-Crystalline Solids, 284:1-8, 2001
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2001 Tracking with a novel pose estimation algorithm
Rosenhahn B., Krüger N., Rabsch T., Sommer G.
In R. Klette, S. Peleg and G. Sommer, editors, International Workshop ``Robot Vision 2001ŽŽ Auckland, New-Zealand, Vol. 1998 of LNCS, pp. 9-18. Springer-Verlag, 2001
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2000 Pose estimation in the language of kinematics
Rosenhahn B., Zhang Y., Sommer G.
In G. Sommer and Y. Zeevi, editors, 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle, AFPAC 2000, Kiel, Vol. 1888 of LNCS, pp. 284-293. Springer-Verlag, 2000
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2000 Performance of constraint based pose estimation algorithms
Rosenhahn B., Zhang Y., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 277-284. Springer-Verlag, 2000
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1999 Computing the intrinsic camera parameters using Pascal
Rosenhahn B., Bayro-Corrochano E.
In F. Solina and A. Leonardis, editors, 8th Int. Conference on Computer Analysis of Images and Patterns, Ljubljana, Vol. 1689 of LNCS, pp. 427-434. Springer-Verlag, 1999
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2004 Assertions in object oriented software maintenance: analysis and case study
Satpathy M., Siebel N., Rodríguez D.
In Proceedings of the 20th IEEE International Conference on Software Maintenance (ICSM 2004), Chicago, USA, pp. 124-135, September 2004. ISBN 0-7695-2213-0.
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2008 Dealing with self-occlusion in region based motion capture by means of internal regions
Schmaltz C., Rosenhahn B., Brox T., Weickert J., Wietzke L., Sommer G.
In F.J. Perales, R.B. Fischer (eds.): Articulated Motion and Deformable Objects, LNCS, Vol. 5098, pp. 102-111, Springer-Verlag, Heidelberg, 2008, ISBN:978-3-540-70516-1
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2007 Occlusion modeling by tracking multiple objects
Schmaltz C., Rosenhahn B., Brox T., Weickert J., Wietzke L.
In Proc. 29th Annual Symposium of the German Association for Pattern Recognition (DAGM 2007), LNCS, Vol. 4713, pp. 33-40, Springer-Verlag, Berlin, 2007
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2007 Region-based pose tracking
Schmaltz C., Rosenhahn B., Brox T., Cremers D., Weickert J.
In Proc. 3rd Iberian Conference on Pattern Recognition and Image Analysis, Girona, Spain, June, 2007, LNCS, Vol. 4478, pp. 56-63, Springer-Verlag, Berlin, 2007
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2010 Models and Control Strategies for Visual Servoing
Siebel N., Peters D., Sommer G.
In Visual Servoing, R.-F. Fung (ed.), April 2010, Intech, pages 21-52, ISBN 978-953-307-095-7
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2009 Efficient neural network pruning during neuro-evolution
Siebel N., Boetel J., Sommer G.
In Proceedings of the 2009 International Joint Conference on Neural Networks (IJCNN 2009), Atlanta, USA, pages 2920--2927, ISBN 987-1-4244-3553-1, June 2009.
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2009 Compiling neural networks for fast neuro-evolution
Siebel N., Jordt A., Sommer G.
In Proceedings of the 2nd International Workshop on Evolutionary and Reinforcement Learning for Autonomous Robot Systems, St. Louis, USA, October 2009, pp. 23--29.
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2008 Evolutionary learning of neural structures for visuo-motor control
Siebel N., Sommer G., Kassahun Y.
In Arpad Kelemen, Ajith Abraham and Yulan Liang (eds.), Computational Intelligence in Medical Informatics, pp. 93-115, ISBN 3-540-75766-5, Springer-Verlag Berlin, 2008
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2008 Learning defect classifiers for visual inspection images by neuro-evolution using weakly labelled training data
Siebel N., Sommer G.
In Proceedings of the IEEE Congress on Evolutionary Computation (CEC 2008), Hong Kong, China, pp. 3926--3932, ISBN 978-1-4244-1823-7, June 2008.
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2008 Creating edge detectors by evolutionary reinforcement learning
Siebel N., Grünewald S., Sommer G.
In Proceedings of the IEEE Congress on Evolutionary Computation (CEC 2008), Hong Kong, China, pp. 3552--3559, ISBN 978-1-4244-1823-7, June 2008.
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2008 Proceedings of the 1st International Workshop on Evolutionary and Reinforcement Learning for Autonomous Robot Systems (ERLARS 2008)
Siebel N., Pauli J.
(eds.), Patras, Greece, July 22 2008, ISBN 978-960-6843-15-0.
Bibtex
2007 Efficient learning of neural networks with evolutionary algorithms
Siebel N., Krause J., Sommer G.
In Pattern Recognition, F. Hamprecht, B. Jähne, C. Schnörr (Eds.), Heidelberg, LNCS, Vol. 4713, pp. 466-475, Springer-Verlag, Berlin. DOI: 10.1007/978-3-540-74936-3_47
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2007 Self-organisation of neural topologies by evolutionary reinforcement learning
Siebel N., Krause J., Sommer G.
In Proceedings of the 6th International Workshop on Self-Organising Maps (WSOM 2007), Bielefeld, Germany, 7 pages (no page numbers), September 2007. DOI: 10.2390/biecoll-wsom2007-118.
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2007 Evolutionary reinforcement learning of artificial neural networks
Siebel N., Sommer G.
In International Journal of Hybrid Intelligent Systems (IJHIS), IOS Press, 4(3), pp. 171-183, October 2007.
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2006 Learning neural networks for visual servoing using evolutionary methods
Siebel N., Kassahun Y.
In Proceedings of the 6th International Conference on Hybrid Intelligent Systems (HIS'06), Auckland, New Zealand, p. 6 (4 pages), December 2006, ISBN 0-7695-2662-4, DOI: 10.1109/HIS.2006.41.
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2004 The ADVISOR visual surveillance system
Siebel N., Maybank S.
In Markus Clabian, Vladimir Smutny and Gerd Stanke, editors, Proceedings of the ECCV 2004 workshop "Applications of Computer Vision" (ACV'04), Prague, Czech Republic, pp. 103-111, May 2004, ISBN 80-01-02977-8.
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2009 Monogenic curvature tensor as image model
Sommer G., Wietzke L., Zang D.
In D. Laidlaw and J. Weickert (eds.): Visualization and Processing of Tensor Fields, pp. 281-304, Springer-Verlag, Berlin, Heidelberg, 2009
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2007 Parity symmetry in multi-dimensional signals
Sommer G., Zang D.
Communications in Pure and Applied Analysis, vol. 6(3), pages 829-852, 2007
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2007 Robot vision in the language of geometric algebra
Sommer G., Gebken C.
In Vision Systems Applications, G. Obinata and A. Dutta (Eds.), pp. 459-486, I-TECH Education and Publishing, Vienna, 2007
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2006 The twist representation of free-form objects
Sommer G., Rosenhahn B., Perwass C.
In R. Klette, R. Kozera, L. Noakes and J. Weickert (Eds.), Geometric Properties from Incomplete Data, Computational Imaging and Vision, Vol. 31, pp 3-22, Springer-Verlag, Berlin, Heidelberg, 2006
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2006 Local analysis of multi-dimensional signals
Sommer G., Zang D.
In Proc. ICNAAM International Conference on Numerical Analysis and Applied Mathematics 2006, T.E. Simos, G. Psihoyios, Ch. Tsitouras (Eds.), pp. 628-629, WILEY-VCH Verlag, Berlin, 2006
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2005 Applications of geometric algebra in robot vision
Sommer G.
In Proceedings IWMM 2004 and GIAE 2004 - Computer Algebra and Geometric Algebra with Applications, H. Li, P. J. Olver and G. Sommer (Eds.), LNCS 3519, pp. 258-277, Springer-Verlag, Berlin, Heidelberg, 2005
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2005 Twists - An operational representation of shape
Sommer G., Rosenhahn B., Perwass C.
In Proceedings IWMM 2004 and GIAE 2004 - Computer Algebra and Geometric Algebra with Applications, H. Li, P.J. Olver and G. Sommer (Eds.), LNCS 3519, pp. 278-297, Springer-Verlag, Berlin, Heidelberg, 2005
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2004 Applications of geometric algebra in robot vision
Sommer G.
In Proc. RIMS Symposium, Innovative Teaching in Mathematics with Geometric Algebra, Nov. 20-23, 2003, Kyoto, Kokyuroken, Vol, 1378, ISSN1880-2818, pages 51-69, RIMS, Kyoto, 2004.
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2004 A geometric algebra approach to some problems of robot vision
Sommer G.
In Computational Noncommunicative Algebra and Applications, Kluwer Academic Publishers, J. Byrnes ed., NATO Science Series, no. 136, pp. 309-338, 2004,
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2001 Pose estimation using geometric constraints
Sommer G., Rosenhahn B., Zhang Y.
In R. Klette, T. Huang and G. GimelŽfarb, editors, Multi-image analysis, Vol. 2032 of LNCS, pp. 153-170. Proc. Dagstuhl Workshop on Theoretical Foundations of Computer Vision, Springer-Verlag, Berlin, 2001
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1999 The global algebraic frame of the perception-action cycle
Sommer G.
In B. Jähne, H. Haussecker and P. Geissler, editors, Handbook of Computer Vision and Applications, pp. 221-264. Academic Press, San Diego, 1999
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1998 The SVD approach for steerable filter design
Sommer G., Michaelis M., Herpers R.
In Proc. Int. Symposium on Circuits and Systems 1998, Vol. 5 of pp. 349-353. 1998
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1997 Algebraic aspects of designing behavior based systems
Sommer G.
In G. Sommer and J.J. Koenderink, editors, Algebraic Frames for the Perception and Action Cycle, Vol. 1315 of Lecture Notes in Computer Science, pp. 1-28. Proc. Int. Workshop AFPACŽ97, Kiel, Springer-Verlag, Heidelberg, 1997
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1997 Geometric algebra as a framework for the perception-action cycle
Sommer G., Bayro-Corrochano E., Bülow T.
In F. Solina, W.G. Kropatsch, R. Klette and R. Bajcsy, editors, Advances in Computer Vision, pp. 251-260. Springer-Verlag, Wien, 1997
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1996 Entwurf verhaltensbasierter visueller Systeme
Sommer G.
In B. Mertsching, editor, Proc. in Artificial Intelligence - Aktives Sehen in technischen und biologischen Systemen, pp. 30-31. Workshop der GI-Fachgruppe 1.0.4 Bildverstehen, Hamburg, Infix, 1996
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1995 Verhaltensbasierter Entwurf technischer visueller Systeme
Sommer G.
Künstliche Intelligenz, 3:42-45, 1995
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2007 Modes of climate variability visualized by self-organizing map
Sugimoto N., Tachibana K., Buchholz S.
In Proc. 2nd International Conference on Earth System Modelling (ICESM 2007), Hamburg, Germany, 27-31 August 2007.
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2004 The degree of order determined by local conditional entropy: a new technique to assess osteoporotic changes of trabecular networks
Timm W., Gluer C., Sommer G.
Proc. SPIE Vol. 5370, Image Processing, J. Michael Fitzpatrick, Milan Sonka (Eds.), SPIE, Bellingham, WA, pp 1292-1303, 2004.
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2000 Inverse covariation of spectral density and correlation dimension in cyclic EEG dynamics of the human brain
Tirsch W., Keidel M., Perz S., Scherb H., Sommer G.
Biological Cybernetics, 82:1-14, 2000
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1995 Time order in brain chaos
Tirsch W., Keidel M., Sommer G.
In M.A. Croon and F.J.R. van de Vijver, editors, Viability of mathematical models in the social and behavioral sciences, pp. 55-77. Swets and Zeitlinger B.V., Lisse, 1995
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2005 Projective model for central catadioptric cameras using Clifford algebra
Tolvanen A., Perwass C., Sommer G.
In 27. Symposium für Mustererkennung, DAGM 2005, Wien, 29.8.-2.9.2005, LNCS Series, Vol. 3663, pp. 192-199, Springer-Verlag, Heidelberg, Berlin, 2005
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2006 Increasing pose estimation performance using multi-cue integration
Viksten F., Söderberg R., Nordberg K., Perwass C.
In Proc. IEEE Int. Conference on Robotics and Automation, ICRA06, Orlando, FL, USA, May, 2006
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2010 The Signal Multi-Vector
Wietzke L., Sommer G.
Journal of Mathematical Imaging and Vision, vol. 37, number. 2, pp. 132-150, June 2010, Springer Netherlands DOI: 10.1007/s10851-010-0197-3.
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2010 Local Structure Analysis by Isotropic Hilbert Transforms
Wietzke L., Fleischmann O., Sommer G.
In M. Goesele et. al. (eds) : Proc. DAGM 2010, LNCS 6376, Pattern Recognition, pages 131-140, Springer-Verlag, Berlin, Heidelberg, 2010, DOI: 10.1007/978-3-642-15986-2_14
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2009 The conformal monogenic signal of image sequences
Wietzke L., Sommer G., Schmaltz C.
In D. Cremers, B. Rosenhahn and A.L. Yuille (eds) : Statistical and Geometrical Approaches to Visual Motion Analysis, LNCS 5604, pages 305-322, Springer-Verlag, Berlin, Heidelberg, 2009.
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2009 The geometry of 2D image signals
Wietzke L., Sommer G., Fleischmann O.
In Proceedings CVPR 2009, June 20-25, Miami, IEEE Computer Society, pages 1690-1697, 2009.
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2009 Nonlinear motion detection
Wietzke L., Sommer G.
In X. Jiang and N. Petkov (eds.): Computer Analysis of Images and Patterns, Proc. 13th Internat. Conference, CAIP, 2009, Münster, LNCS, Vol. 5702, pp.1122-1129, Springer-Verlag, Berlin, Heidelberg, 2009.
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2009 The solution of the interference problem of 2D waves by means of Clifford structures
Wietzke L., Fleischmann O., Sommer G.
In Proc. ICNAAM 2009, American Institute of Physics Conference Series , AIP, 2009, pp. 817-820
Bibtex, Abstract
2008 Analysis of the curvature tensor from the viewpoint of signal processing
Wietzke L., Sommer G., Schmaltz C., Weickert J.
In Proc. ICNAAM 2007, American Institute of Physics Conference Series , volume 1046, pp. 150-153, AIP, 2008
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2008 Differential geometry of monogenic signal representations
Wietzke L., Sommer G., Schmaltz C., Weickert J.
In Proc. 2nd Workshop "Robot Vision", Auckland, New Zealand, Gerald Sommer and Reinhard Klette (Eds.), LNCS, Vol. 4931, pp. 454-465, Springer-Verlag Berlin, Heidelberg New York, 2008
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2008 The conformal monogenic signal
Wietzke L., Sommer G.
In Proc. Pattern Recognition, DAGM, volume 5096, pp. 527-536, Springer LNCS 5096, Berlin -Heidelberg, Munich, 2008
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2008 2D image analysis by generalized Hilbert transforms in conformal space
Wietzke L., Fleischmann O., Sommer G.
In Proc. ECCV (2), Marseille (France), LNCS, volume 5303, pp. 638-649, Springer-Verlag, Berlin, Heidelberg, 2008
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2008 Signal analysis by generalized Hilbert transforms on the unit sphere
Wietzke L., Fleischmann O., Sommer G.
In Proc. Minisymposium on Complex and Hypercomplex Methods in Applications (ICNAAM 2008), volume 1048, pp. 706-709, AIP Conference Proceedings, 2008
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2008 The relation of inverse problems and isotropic 2D signal analysis
Wietzke L., Sommer G.
INSTITUTE OF MATHEMATICS AND ITS APPLICATIONS (IMA), Proc. Mathematics in Signal Processing 8, Cirencester, England, 2008, pp. 124-127
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1996 Anwendung eines DCS-Netzwerkes zur Verifikation von charakteristischen Bildpunkten
Witta L., Herpers R., Bruske J., Sommer G.
In T. Lehmann et al., editor, Proc. Aachener Workshop Bildverarbeitung für die Medizin, Aachen, pp. 59-64. Augustinus Verlag, 1996
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1996 Computergestützte Detektion charakteristischer Bildpunkte in Gesichtsbildern zur Unterstützung der Phänotypdiagnose
Witta L., Herpers R., Michaelis M., Sommer G., Stengel-Rutkowski S.
In T. Lehmann et al., editor, Proc. Aachener Workshop Bildverarbeitung für die Medizin, Aachen, pp. 53-58. Augustinus Verlag, 1996
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2005 Using skew Gabor filter in source signal separation and local spectral orientation analysis
Yu W., Sommer G., Daniilidis K., Duncan J.
Image and Vision Computing, 23, pp. 377-392, 2005
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2004 Using skew Gabor filter in source signal separation and local spectral multi-orientation analysis
Yu W., Sommer G., Daniilidis K.
In Proceedings CVPR 2004, June 27-July 2, Washington D.C., Vol. 1, IEEE Computer Society, pp. 462-469, 2004.
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2003 Multiple motion analysis: in spatial or in spectral domain?
Yu W., Daniilidis K., Sommer G.
Computer Vision and Image Understanding, 90(2):129-152, 2003
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2003 Three dimensional orientation signatures with conic kernel
Yu W., Sommer G., Daniilidis K.
Image and Vision Computing , 21(5):447-458, 2003
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2002 Oriented structure of the occlusion distortion: is it reliable?
Yu W., Sommer G., Beauchemin S., Daniilidis K.
IEEE Transactions on Pattern Analysis and Machine Intelligence, 24(9):1286-1290, September 2002
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2001 Approximate orientation steerability based on angular Gaussians
Yu W., Daniilidis K., Sommer G.
IEEE Transactions on Image Processing, 10(2):193-205, 2001
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2001 3D-orientation signatures with conic kernel filtering for multiple motion analysis
Yu W., Sommer G., Daniilidis K.
In IEEE Computer Society Conference on Computer Vision and Pattern Recognition, Hawaii, 2001, pp. I-299-306. IEEE Computer Society, 2001
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2001 Skewness of gabor wavelets and source signal separation
Yu W., Sommer G., Daniilidis K.
In Tang, Wickerhauser, Yuen and Li, editors, Int. Conf. Wavelet Analysis and Applications, Hong-Kong, Vol. 2251 of LNCS, pp. 269-283. Springer-Verlag, Berlin Heidelberg, 2001
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2000 Eliminating outliers in motion occlusion analysis
Yu W., Daniilidis K., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 373-378. Springer-Verlag, 2000
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2000 A new 3D orientation steerable filter
Yu W., Daniilidis K., Sommer G.
In G. Sommer, N. Krüger and C. Perwass, editors, 22. Symposium für Mustererkennung, DAGM 2000, Kiel, pp. 203-212. Springer-Verlag, 2000
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1999 Detection and characterization of multiple motion points
Yu W., Daniilidis K., Beauchemin S., Sommer G.
In 18th IEEE Conference on Computer Vision and Pattern Recognition, Fort Collins, Colorado, pp. 171-177. 1999
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1998 Low-cost junction characterization using polar averaging filters
Yu W., Daniilidis K., Sommer G.
In Int. Conf. Image Processing, ICIPŽ98, Vol. 3 of pp. 41-44. IEEE Signal Processing Society, 1998
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1998 Junction characterization using polar pyramid
Yu W., Daniilidis K., Sommer G.
In P. Levi, R.-J. Ahlers, F. May and M. Schanz, editors, Mustererkennung 1998, Tagungsband 20. DAGM-Symposium, pp. 69-76. DAGMŽ98, Springer, 1998
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1998 Rotated wedge averaging method for junction characterization
Yu W., Daniilidis K., Sommer G.
In Proc. Computer Society Conference on Computer Vision and Pattern Recognition 1998, pp. 390-395. CVPRŽ98, Santa Barbara, CA, June 23-25, 1998
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2007 Signal modeling for two-dimensional image structures
Zang D., Sommer G.
Journal of Visual Communication and Image Representation, vol. 18(1), pp. 81-99, 2007
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2007 Dense optical flow estimation from the monogenic curvature tensor
Zang D., Wietzke L., Schmaltz C., Sommer G.
In Proc. Scale Space and Variational Methods in Computer Vision, SSVM 2007, Ischia, LNCS, Vol. 4485, pp. 239-250, Springer-Verlag, Berlin, 2007
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2006 Algebraically extended 2D image representation
Zang D., Sommer G.
In Proc.17th International Conference on the Applications Computer Science and Mathematics in Architecture and Civil Engineering, IKM, K. Gürlebeck and C. Könke (Eds.), ISSN 1611- 4086, Weimar, 2006
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2006 The monogenic curvature scale-space
Zang D., Sommer G.
In Proc. 11th International Workshop on Combinatorial Image Analysis, IWCIA'06, Berlin, R. Reulke, U. Eckardt, B. Flach, U. Knauer and K. Polthier (Eds.), LNCS 4040, pp. 320-332, Springer-Verlag, Berlin, Heidelberg, 2006
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2006 Detecting intrinsically two-dimensional image structures using local phase
Zang D., Sommer G.
In Proc. DAGM 2006, 28. Symposium für Mustererkennung, Berlin, Sept. 2006, K. Franke et al. (Eds.), LNCS Vol. 4174, pp. 222-231, Springer-Verlag, Berlin, Heidelberg, 2006.
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2005 An operator for the analysis of superimposed intrinsically two dimensional patterns
Zang D., Sommer G.
In Proceedings 12th International Workshop on Systems, Signals and Image Processing, Chalkida, Greece, 22.-24.9.05. D. Karras, S. Voliotis, M. Rangoussi and A. Kokkosis (Eds), pages 77-81, Interscience Publishers, Genève, 2005
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2004 Phase based image reconstruction in the monogenic scale space
Zang D., Sommer G.
In Pattern Recognition 2004, 26th DAGM-Symposium, Tübingen, Germany, LNCS 3175, Springer-Verlag Berlin Heidelberg, pp. 171-178, 2004.
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2008 Imitation learning and transfering of human movement and hand grabbing to adapt to environment changes
Zeitschel S., Sommer G.
In Human Motion-Understanding, Modelling, Capture and Animation, B. Rosenhahn, R. Klette and D. Metaxas (Eds.), pp. 435-452, Springer-Verlag, Dordrecht, 2008
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2006 Learning to imitate human movement to adapt to environmental changes
Zeitschel S., Sommer G.
In Proc. 18th International Conference on Pattern Recognition, ICPR 2006, August 20-24, Hong-Kong, Vol. 1, pp. 191-194, 2006
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2006 Learning to mimic motion of human arm and hand grabbing for constraint adaptation
Zeitschel S., Sommer G.
In Proc. DAGM 2006, 28. Symposium für Mustererkennung, Berlin, Sept. 2006, K. Franke et al. (Eds.), Pattern 'Recognition, LNCS Vol. 4174, pages 556-565, Springer-Verlag, Berlin, Heidelberg, 2006.
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2006 Learning deformations of human arm movement to adapt to environmental constraints
Zeitschel S., Sommer G.
In Proc. Articulated Motion and Deformable Objects, 4th International Conference, AMDO, Port d'Andratx, Mallorca, Spain, .J. Perales and R.B. Fisher (Eds.), LNCS 4069, pages 203-212, Springer-Verlag, Berlin, Heidelberg, 2006
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1996 Extracting illumination invariant face representation
Zeng L., Sommer G.
Machine Graphics & Vision, 5:65-76, 1996
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2001 The motor extended Kalman filter for dynamic rigid motion estimation from line observations
Zhang Y., Sommer G., Bayro-Corrochano E.
In G. Sommer, editor, Geometric Computing with Clifford Algebra, pp. 501-530. Springer-Verlag, Heidelberg, 2001
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2000 Extended Kalman filter design for motion estimation by point and line observations
Zhang Y., Rosenhahn B., Sommer G.
In G. Sommer and Y. Zeevi, editors, 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle, AFPAC 2000, Kiel, Vol. 1888 of LNCS, pp. 339-348. Springer-Verlag, 2000
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