Monocular egocentric distance information generated ... - Mark Wexler
Fourth, some studies of egocentric ... perception and action systems. ... manual judgment curves were less than 1, they were twice as steep as verbal ... output is integrated to yield angular velocity. ..... (Ed), Motor control mechanisms in man (pp. ... Conference of the Institute of Electrical and Electronic Engineers, Engineering ...
centered) representation of saccade target locations In contrast, our results imply that infants depend on a simple retinocentnc represen- tation at age 4 months, ...
new theoretical framework for understanding human spatial memory (also see, Werner. & Schmidt, 1999). ..... partial fulfillment of a requirement of their introductory psychology courses. ..... statistical confirmation of this prediction. Experiment 4
perception. Previous studies have shown that results from ..... headcam reach condition are presented in Table 1 for each of ...... On the basis of the evidence of.
Humans use multiple sources of sensory information to estimate environmental properties. For example, the eyes and hands both provide relevant information.
Mar 13, 2009 - orientation-specific adaptation occurred in extrastriate visual areas (V3-V4), showing a .... four 15° from vertical tilted lines (session 1: vertical adaptation) within one day. After a ... included, because after-effects have been s
cues described using the three-dimensional display shown in Figure 1. The cue of relative motion parallax between the near (D,) and far (Df) portions of this dis-.
Nov 8, 2001 - Silvertown, J., Franco, M. & Harper, J. L.) 36±52 (Cambridge Univ. Press, Cambridge, 1997). 19. Williamson, M. & Brown, K. C. The analysis ...
distance perception via absolute motion parallax gener-. The possibility of using head movements to scale dis- ated by side-to-side head movements ..... Figure 1. Mean reach distances (and standard error bars) for each observer in each head.
that these definitions are equivalent up to an additive logarithmic term. We show that the ... C. H. Bennett is with IBM T. J. Watson Research Center, Yorktown Heights, ..... element of the same pair, and call them âstringâ or ânumberâ arbitr
polarity alternation, standard speed, standard intensityâ ... is a shape with a bump in the upper-middle of ..... give precise details about his stimuli, but it was.
errors (defined as the standard deviation of the signed errors) were computed to assess the precision of each subject's judged distances, for example, whether ...
the âlanguage of picturesâ must be learned through experience (Gom- brich, 1969, 1974 ... reported one child's attempts to grasp objects pictured in a book. The infants and .... The final study reported here examined the developmental course of m
retain behaviorally relevant features of visual stimuli. Science 212: 952â of inferior temporal neurons in macaque. J. Neurophysiol. 60: 344â364,. 955, 1981.
performance in the behavioral tasks, and the rats showed no obvious ... in case of the slightest indication of health problems, returned to ad .... Screening.
5. Findings that challenge the model or limit its scope, and wbratto do about them. 6. ... information is stored and how it is coded and organized (see, e.g. Landauer and .... As we shall see later, this finding has new importance in relation to some
Present address: Laboratorio di Neurofisiologia del CNR, Via S. Zeno, 51-56100 Pisa, Italy. Fig 1 Vision through a. 125-ms temporal window. Although much ...
any given moment (Loomis, in press; Philbeck, Loomis, & Beall, 1997). This per- ..... Cambridge, MA: MIT Press. Cutting, J. E. ... Flach, J. Caird, & K. J. Vicente (Eds.), Local applications ofthe ecological approach to human-mach systems, Vol.
3. SUBJECTS and GENERAL PROCEDURE. 3-1. Subjects. 98 sighted and 35 blind subjects took part in two sets of experiments. 9. (Ono, 1960). 10. (1953). 11.
three distances (4, 10, and 16 cm) and five velocity instructions. These 15 trials were ..... RAND (1967) Effect of speed of movement on tactual - kinesthetic ...
Oct 22, 2015 - Department of Psychology, University of Nevada, Reno, Reno, Nevada ..... understanding of the importance of natural image statistics for all ...
study of gait or any other system of events should consider the ... irreversible events, (3) rigid vs plastic events, and. (4) events ... pass across the viewing field. The camera was ... The viewers' answers to the question "How did you recognize ..
depends in large part on proprioceptive input to the ..... control and ignoring conditions were not abnormally long. The response latencies of the non-RD patients ...
systematic effects on saccadic behaviour, and to compare their effects with the .... During D.A., saccadic amplitude was estimated on the basis of the first .... the AI, although this may be opposite tu the direction shown with a fovea1 AI (Table 4~
Thanks go to Steven Kramer for help in refining the theoretical issues, to Bennett ...... relation of optical flow to the eye's physical movements through space. Thus ...
