Geometric neural networks
@InProceedings{bayro97afpac2,
  author = 	 {E. Bayro--Corrochano and S. Buchholz},
 title = 	 {Geometric neural networks},
  booktitle = 	 {Algebraic Frames for the Perception--Action Cycle},
  editor =	 {G. Sommer and J.J. Koenderink},
  volume =	 1315,
  series =	 {Lecture Notes in Computer Science},
  year =	 1997,
  organization = {Int. Workshop AFPACŽ97, Kiel},
  publisher =	 {Springer-Verlag, Heidelberg},
  pages =	 {379--394},
  }