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
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.
