Summary: Contour Fragment Grouping
and Shared, Simple Occluders
Jonas August Kaleem Siddiqi Steven W. Zucker
Yale University McGill University Yale University
Dept. of Electrical Engineering Dept. of Computer Science Dept. of Computer Science
Submitted to CVIU
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Bounding contours of physical objects are often fragmented by other occluding objects.
Longdistance perceptual grouping seeks to join fragments belonging to the same object.
Approaches to grouping based on invariants assume objects are in restricted classes, while
those based on minimal energy continuations assume a shape for the missing contours and