speed discrimination for looming stimuli

Vision Res. 1992 Dec;32(12):2277-88.
Simple-pooling of unidirectional motion predicts speed discrimination for looming stimuli.
Sekuler AB.
PubMed


Perception, 1999, volume 28, pages 415- 432
Collisions between moving visual targets: what controls alternative ways of seeing an ambiguous display ?
Allison B Sekuler
Robert Sekuler
pdf

velocity gradients and the perception of rigidity

De Bruyn B, Orban G A, 1990, "The importance of velocity gradients in the perception of three-dimensional rigidity" Perception 19(1) 21 – 27
http://www.perceptionweb.com/abstract.cgi?id=p190021