November 10-12, 1988 .... nur. LI ottom is an. Fig. 1. Two pair of stimuli used in Experiment 1. On the top is an example of solidity constraint stimuli, and the ...

contrast reversal (+ 180 deg) plus, say a 90 deg phase shift produces a 270 deg ..... Difference symbols represent different observers. The broken line shows ...

textured background. They were generated by a crossed or uncrossed disparity between the cyan. Grinnell GMR-270 image processor and pre- and red random ...

Result: the central dot appeared to move along a slight upward V. as shown diagra~~~ly in (c). ..... well put by Shepard and Zare (1983):. “This phenomenon [of ...

mechanism, whether biological or computational, is likely to have receptive field(s) .... movement of an entire contour or object within an aperture by applying a ..... When a pattern of large saw teeth is placed on the edge of the illusory square ..

ble display (a) a single spot of light (black) is presented briefly on a computer screen and then is replaced by an identical spot displaced to the right (color).

allowed us to control the VA direction of the segment motion, ..... 0.17), but all were significantly higher than 0 ~P ...... The added noise (hS) is zero-mean and.

parallelogram's sides were visible; thus, recovering global motion required the integration of the local segment .... Based on these results, we constructed a simple model .... making the psychophysical judgments and tracking the stimuli in.

In the present study, we was work time so had to get done, omitting the second occurrence ... object perceived in a particular episode" (Kahneman & Treisman, binding types to ..... Frames 5 and 6 corresponding to the quartet sequence appearing at ...

also have access to accurate object-motion signals to control our movements. ...... gSuS0sS to compute the ratio of gS to sS This ratio is suffi- cient for predicting ...

a Department of Psychology, Miami Uni6ersity, Oxford, OH 45056, USA b Department of Electronics ..... Both statistical results suggest that the perceived direction of ..... capable of explaining the entire set of motion biasing effects, the pattern o

creased from 10 to 160 msec, duration of smear first increased and then decreased. Alternative ... does underlie the suppression of smear, then the degree.

high-level motion mechanism includes accounting for the various grouping ... Alfred P Sloan Foundation and a grant from the College of Arts and Sciences from ...

May 29, 1974 - ... bags, immediately following one another, were treated as described above. ... Zacks( 1972) on 3 experienced and welltrained athletes. Subject OM-who had the ..... between the feet during running with different speeds.

Sep 22, 1986 - In the present study we used a pair of priming dots .... then the eleven priming angles were presented in a random order ... only about 7% visual inertia (Experiment 5). .... case procedure was used to null out the visual inertia.

Evidence for the feasibility of this scheme is drawn from a recent study of arm tracking responses to double-step stimuli. .... that aimed arm movements can be elicited in quick succession, without appreciable ... corresponding target displacement st

constructed from this initial panoramic image plus the ..... let wavelet is expressed under the form of modulated gaussians in the directions x, y, t: ψ(x, t)=(e. −1/2| x|2 ..... Opt. Soc. Amer., vol. A2, pp 284-299, february. 1985. [2] Barron J.

We have seen that the Fourier Transform applied in ... 1) Transfer of the motion operator from the signal to ..... Society for Industrial and Applied Mathematics,.

subjects, this effect was stronger whenthe component of frontal translation of the surface was vertical, rather .... to the kinetic depth effect, it should be carefully ensured that the ...... the direction offrontal translation involved in the image

tifacts for explaining the better performance in Condi- ... No systematic statistics wereperformed, but ..... Kinetic depth effect (Psychology Group 58, Quar-.

the intersection of two black lines, its cor- ners resting on four black circles, and Fig- ure 2C is seen as a white circle resting on the intersection of two heavier ...

The phenomenal appearance of contours in the absence of abrupt stimulus gradients .... can act in the same fashion that the binocular ..... 1960, 73, 337-354.

the figures bounded by subjective contours appear ... Figure 1. Figures IA and IB .were taken from Coren (1972). Fig- ure lA, a white subjective triangle lies ...

The respective ARMs are shown in the top left corner of the figures (0.4 Mtri / 244 fps). 1 Introduction. Shape depiction is an important dimension of image ...