vortex_blur animation


Description: AVI animation demonstrating the effects of blurring a vortex or “pinwheel" pattern of orientation preference [1,2], similar to the patterns found in V1 via optical recording [3,4] and electrophysiology [5].

Platform: all

View: vortex_blur.gif (1.0 MB)
vortex_blur.mov (1.0 MB)
vortex_blur.mpg (672 KB)
vortex_blur.avi (26 MB)

Download: vortex_blur-1.0.tar.gz (3.5 MB)

Version: 1.0

Date: 2003 May 19

Contact: Jonathan Polimeni

Email: jonnyreb at cns.bu.edu

vortex_blur README


1. A. Rojer and E. L. Schwartz. Cat and monkey cortical columnar patterns modeled by bandpass-filtered 2D white noise. Biological Cybernetics, 62:381-391, 1990.

2. E. L. Schwartz and A. S. Rojer. Cortical hypercolumns and the topology of random orientation maps. Proceedings of 12th International Conference on Pattern Recognition, pages 150-5 vol.2, 1994.

3. G. G. Blasdel and G. Salama. Voltage-sensitive dyes reveal a modular organization in monkey striate cortex. Nature, 321(6070):579-585, 5-11 June 1986.

4. T. Bonhoeffer and A. Grinvald. The layout of iso-orientation domains in area 18 of cat visual cortex: optical imaging reveals a pinwheel-like organization. Journal of Neuroscience, 13(10):4157-4180, October 1993.

5. N. V. Swindale, J. A. Matsubara, and M. S. Cynader. Surface organization of orientation and direction selectivity in cat area 18. Journal of Neuroscience, 7(5):1414-1427, May 1987.

Last Modified: $Date: 2004/01/22 02:44:29 $