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Theory of texture discrimination based on higher-order perturbation in individual texture samples. Vision Res. 44, 2179-2186, 2004. PDF

Beyond fourth-order texture discrimination: generation of extreme-order and statistically-balanced textures. Vision Res. 44, 2187-2199, 2004. PDF

Modular organization of adaptive colouration in flounder and cuttlefish revealed by independent component analysis. Network 14:321-33, 2003. ( with Anderson JC, Baddeley RJ, Osorio D, Shashar N., Tyler CW, Ramachandran VS, Crook AC & Hanlon RT). PDF

Occlusions contribute to scaling in natural-images. Vision Res. 41, 955-964, 2001. (with Balboa R & Grzywacz NM). PDF

Long-range twinkle induction: an achromatic rebound effect in the magnocellular processing system? Perception. 27, 203-14, 1998. (with L Hardage). PDF

Rapid adaptive camouflage in tropical flounders. Nature 379:815-817, 1996. (with Ramachandran VS, Gregory RL, Rogers-Ramachandran D, Duensing S, Pillsbury C & Ramachandran C). PDF

The theory of pattern identification by trajectory analysis in autocorrelation hyperspace. Comp. Neurosci. Proc. 1995.

Induced twinkle aftereffect as a probe of visual processing mechanisms. Vision Res. 1994 35, 757-776 (with L Hardage). PDF

Pattern identification by trajectory analysis in autocorrelation hyperspace. Proc. World Cong. Neural Networks III, 312-316, 1994 (with RT Miller). PDF

Visual echoes: The perception of repetition in quasi-random patterns. Vision Res. 17, 109-116, 1977 (with JJ Chang). PDF

Visual processing of repetitive images. Proc SPIE 74, 216-222, 1976 (with JJ Chang).