Dec 30, 2006 - rely on different representations that are formed in different neural sites or ... determined by the high correlational structure of the real world, in which ... certain objects as they can, they report the greatest increase in the ...

visual stimuli presented in the beginning. The present ... by a freshly plotted new dot on the opposite side. ..... Six subjects, represented by different symbols.

Oct 22, 2015 - Department of Psychology, University of Nevada, Reno, Reno, Nevada ..... understanding of the importance of natural image statistics for all ...

the ratio of the lengths of their unit vectors systematically af- fected the measurement errors. This finding demonstrates that the visual system's measurement of ...

SVGA screen with a 800 x 600 resolution. Although the in- structions ... ent random location of the fourth dot for each configuration. Subjects were instructed to ...

Dec 20, 2006 - NE in the experimental group on session. 2, there were no ... 0036-8075/82/0108-0192$01.00/0 Copyright © 1981 AAAS. 4. __ , A. F. ... This work was supported in part by NIH grants .... by new entries that arrive within some.

to see the target jumps, although an observer standing at the subject's side could ... prevents the subject from detecting a target motion which is coincident with a ...

Central to the idea of attention is the fact that the identical retinal stimulus ... substantial progress in answering this question through the use of various indirect ...

otherwise completely dark room. If the monkey kept fixation on the spot for ..... Mitz, R. A. & Wise, S. P. (1987) J. Neurosci. 7, 1010–1021. 24. Schall, J. D. (1991) ...

There are different motor sets, which a human subject can be in or act from: he or she ... Most important are such imagery sets for rehearsal in theatre, dance, music, sports, ..... Processes of the Brain: Electrical Potentials, Behaviour and Clini-.

Sherrington's view in its pure form has never had any experimental support, but ...... Perceptual and Motor Skills, 8, 83-86. ... SHERRINGTON CS (1918) Observations on the sensual role of the proprioceptive nerve-supply of the extrinsic.

EC (say). Here the points A, B, and C are defined through stakes placed at various positions ... The observers let the vehicle move to specific targets, turn corners ...

(p < 0.0001); the specific differences between subjects are given ... ual performance apparent in the specific visual tests and ...... Anatomy and Embryology, 190,.

Boston, USA. Loosely following William James, we can assert that everyone knows that visual search tasks are because everyone does them all the time. Visual .... The distinction between serial and parallel processes has a long history.

One possibility is that visual information from successive eye fixations is ... Using a similar procedure, we found retinotopic masking and retinotopic integra-.

Mar 25, 2004 - the Grodetsky Center, the Goldsmith, Korber and ISF Foundations and a BMBF/MOS and NIH grants (to A.G.). D.J. was supported by the ...

During smooth pursuit eye movements made across a stationary background an illusory motion of the background is ..... The curve plotting the estimate of the.

is the case, then the shape of the region becomes a free parame- .... down processes that apply a threshold to the analog representa- .... Note, however, that part of the distribution for the third .... Spatial indices are often proposed as a solutio

Horridge, G. A. (1988). Motion cues provide the bee's visual world with a third dimension. Na- ture, 332, 356-357. Pollick, F. E., Giblin, P. J., Rycroft, J., & Wilson,.

1 Present address: Department of Psychology, P.O. Box 607,. FIN_33101, University of ... in explaining the observed STP cell responses are not necessarily ..... statistical analysis of the cell responsiveness was always based on the first 250 ...

tered with a sampling rate of 100 Hz. Calculation of movement ... apractic patients, being thus present in a significant num- .... like that of a human being.

fixation in a patient with bilateral parietal lesions who had difficulties in pointing, .... We recorded these two types of eye movement-related neurons together with ...

209-212. Regan, D. & Beverley, K. I. (1979). Binocular and monocular stimuli for motion in depth: Changing disparity and changing size inputs feed the same ...

*These data are similar to the data obtained in studies where a ..... 5. Average Eye Velocity (O/s). FIGURE 6. Speed discriminationthresholds plotted as a function of average eye ..... 6. Kowler,E., van der Steen, J., Tamminga,E. P. & Collewijn,H. (1