Oriented structure of the occlusion distortion: is it reliable?
@Article{yu02pami,
  author = 	 {W. Yu and G. Sommer and S. Beauchemin and K. Daniilidis},
  title = 	 {Oriented structure of the occlusion distortion:is it reliable?},
  journal = 	 {IEEE Transactions on Pattern Analysis and Machine Intelligence},
  year = 	 2002,
  volume =	 24,
  number =	 9,
  month =	 {September},
  pages =	 {1286-1290},
  }