Gabor wavelet networks for object representation
@Article{vkrueger02josa,
  author = 	 {V. Kr{"u}ger and G. Sommer},
  title = 	 {Gabor wavelet networks for object representation},
  journal = 	 {Journal of the Optical Society of America (JOSA)},
  year = 	 2002,
  volume =     {19},
  number = {6},
  pages =	 {1112-1119},
  }