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The Intertwined Mechanisms of Motion Perception and Attention George Sperling, University of California, Irvine

Principal Collaborators (Postdocs): Jan P. H. Van Santen ( 1st-order motion, JOSA 1984, 1985) Charles Chubb ( 2nd-order motion, JOSA 1988, PNAS 1989, JMP 1991, 1993 ...) Zhong-Lin Lu ( 3rd-order motion, VisRes 1995, Nature 1995, JOSA 1996, 1999, VisRes 2000) ------------------

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The Intertwined Mechanisms of Motion Perception and Attention George Sperling, University of California, Irvine

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  1. Principal Collaborators (Postdocs): Jan P. H. Van Santen (1st-order motion, JOSA 1984, 1985) Charles Chubb (2nd-order motion, JOSA 1988, PNAS 1989, JMP 1991, 1993 ...) Zhong-Lin Lu (3rd-order motion, VisRes 1995, Nature 1995, JOSA 1996, 1999, VisRes 2000) ------------------ Students: Joshua Solomon, Erik Blaser, Luis Lesmes, Chia-Huei Tseng, Joetta Gobell Postdocs: Peter Werkhoven, Hyungjun Kim Demos programmed by: Jian Ding _____________________________________________________________________________ Complete Review, 2001 !! Download from Sperling WEBSITE wwww.socsci.uci.edu/HIPLab Lu, Z-L., and Sperling, G. (2001). Three systems theory of human visual motion perception:review and update. J. Optical Society Amer. A: Optics and Image Science, 18, 2331-2370. The Intertwined Mechanisms of Motion Perception and Attention George Sperling, University of California, Irvine Fall Vision Meeting, San Francisco, CA October 26, 2002. Tillyer Award Lecture Part 1. The Three Systems Theory of Motion Perception

  2. Sigmund Exner (1875) [the first two-flash motion demonstration] Ueber das Sehen von Bewegung und die Theorie des zusammensetzen Auges. Sitzungsbericht Akad. Wiss. Wien, math.-nuturw Cl., 72 (3), 156-190. Max Wertheimer (1912) [Phi phenomenon] Ueber das Sehen von Scheinbewegunen und Scheinkorpern. Z. Psychol. 61, 161-265. A. Korte (1915) [Korte's laws of optimal movement] Kinematoskopische Untersuchungen Z. Psychol. 72, 193-206. Werner Reichardt (1957) [autocorrelation model, now called "Reichardt model"] Autokorrelationsauswertung als funktionsprinzip des zentralnervensystems Z. Naturforsch. 12b, 447-457 (1957). Hans Wallach (1953). [Ph.D, Berlin, 1936; kinetic depth effect (KDE)] The kinetic depth effect. Journal of Experimental Psychology, 45, 205-217. Some Motion Perception Milestones

  3. V. Ramachandran, Rau, and Vidyasagar (1972). [NonFourer motion] Apparent movement with subjective contours, Vision Research, 13, 1399-1401. Oliver Braddick (1974) [Long- and short-range motion] A short-range process in apparent motion. Vision Research, 14, 519-529. Stuart Anstis and Brian Rogers (1975). [Reverse Phi] Illusory reversal of visual depth and movement during changes of contrast. Vision Research, 15, 957-961. Andrew Derrington (1985) [Envelope detection] Separate detectors for simple and complex grating patterns? Vision Research, 25, 1869-1878. V. Ramachandran and Richard Gregory (1989) [Isoluminant chromatic motion] Does colour provide an input to human motion perception? Nature, 275, 55-56. More Motion Perception Milestones

  4. Structure from motion ~ kinetic depth effect (KDE) KDE = First-order motion (Sperling, Landy, Dosher, & Perkins, JEP, 1989).

  5. Movement Y X

  6. Complete Review, 2001 !! Download from Sperling WEBSITE wwww.socsci.uci.edu/HIPLab

  7. SF = Spatial Filter TF = Temporal Filter (Delay) X= multiplication (covariance) TA = Temporal averaging (smoothing) Reichardt Model

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