Publications
1993. Active perception..
1994. Principles of computer vision. Handbook of pattern recognition and image processing (vol. 2). :1-15.
1988. The Maryland approach to image understanding. Science Applications International Corp, Proceedings: Image Understanding Workshop,. 1
1990. Motion--Boundary Illusions and their Regularization. Proceedings of the Royal Society of London. Series B: Biological Sciences. 242(1304):75-81.
1986. Computing Intrinsic Images..
1997. Visual Navigation: Flies, Bees, and UGV's. Visual navigation: from biological systems to unmanned ground vehicles.
1980. Correspondence from Correspondence. Optical Society of America, Topical Meeting on Machine Vision. :46-51.
1985. Contour, orientation and motion. Proceedings: Image Understanding Workshop (Miami Beach, FL, December 9–10, 1985). :129-136.
1989. Unification and integration of visual modules. Proceedings Image Understanding Workshop. :507-551.
1992. Behavioral Visual Motion Analysis,". Proceedings, DARPA Image Understanding Workshop. :521-541.
1990. Purposive and qualitative active vision. Proceedings of 10th International Conference on Pattern Recognition, 1990. i:346-360vol.1-346-360vol.1.
1994. Estimating the heading direction using normal flow. International Journal of Computer Vision. 13(1):33-56.