@TechReport{felsbergTR2016, author = {M. Felsberg and G. Sommer}, title = {The Monogenic Signal}, institution = {Christian-Albrechts-Universit{"a}t zu Kiel, Institut f{"u}r Informatik und Praktische Mathematik}, type = {Technical Report}, number = {Number 2016}, month = {Mai}, year = 2001}