1. The interpretation of a moving retinal image;Longuet-Higgins,1980
2. Egomotion and relative depth map from optical flow;Prazndy;Biol. Cybernetics,1980
3. Determining optical flow;Horn;Artificial Intelligence,1981
4. Invariant structures of signal and feature spaces in pattern recognition problems;Amari;RAAG Memoirs,1968
5. Feature spaces which admit and detect invariant signal transformations;Amari,1978