The virtue of simplicity

Multiple local motions must be combined to determine the direction of object motion, which is harder than it seems. A new paper proposes an elegant and simple solution to this problem, eminently realizable in feed-forward circuits.

[1]  D C Van Essen,et al.  Functional properties of neurons in middle temporal visual area of the macaque monkey. I. Selectivity for stimulus direction, speed, and orientation. , 1983, Journal of neurophysiology.

[2]  D. Ferster,et al.  Neural mechanisms of orientation selectivity in the visual cortex. , 2000, Annual review of neuroscience.

[3]  K. H. Britten,et al.  Spatial Summation in the Receptive Fields of MT Neurons , 1999, The Journal of Neuroscience.

[4]  Eero P. Simoncelli,et al.  How MT cells analyze the motion of visual patterns , 2006, Nature Neuroscience.

[5]  S. Grossberg,et al.  Neural dynamics of motion perception: Direction fields, apertures, and resonant grouping , 1993, Perception & psychophysics.

[6]  L. Chalupa,et al.  The visual neurosciences , 2004 .

[7]  Eero P. Simoncelli,et al.  A model of neuronal responses in visual area MT , 1998, Vision Research.

[8]  R. Douglas,et al.  A functional microcircuit for cat visual cortex. , 1991, The Journal of physiology.

[9]  E J Chichilnisky,et al.  A simple white noise analysis of neuronal light responses , 2001, Network.

[10]  J. Gallant,et al.  Spectral receptive field properties explain shape selectivity in area V4. , 2006, Journal of neurophysiology.

[11]  Anthony J. Movshon,et al.  Visual Response Properties of Striate Cortical Neurons Projecting to Area MT in Macaque Monkeys , 1996, The Journal of Neuroscience.

[12]  J. van Loon.  Network , 2006 .

[13]  D. Bradley,et al.  Structure and function of visual area MT. , 2005, Annual review of neuroscience.

[14]  Jonathan C. Horton.  The visual neurosciences, volume I and II , 2004 .

[15]  H. Wilson,et al.  A psychophysically motivated model for two-dimensional motion perception , 1992, Visual Neuroscience.

[16]  D. Heeger.  Normalization of cell responses in cat striate cortex , 1992, Visual Neuroscience.