Receptive field calculus, Jan J. Koenderink; visual reconstruction and data fusion, D. Suter; visual perception of translational and rotational motion, Jim-Shih Liaw, Irwin K. King and Michael A. Arbib; neural network for recovering observer motion, David J. Heeger and Allan D. Jepson; image segmentation using a multilayer Kohonen's self-organizing feature map, Minsoo Suk and Jean Koh; illusory contours and image segmentation - neural network architectures, Josef Skrzpek and Brian Ringer; grouping and segmentation using neural networks - applications to edge detection, texture segmentation and fac recognition, B.S. Manjunath and R. Chellappa; object recognition using constraint satisfaction networks, Ruud M. Bolle, Andrea Califano and Rick Kjeldsen.