Jonides (?) Voluntary versus automatic control over the ... - Mark Wexler
John Jonides. University of Michigan. Ann Arbor, Michigan. : U.S.A.. ABSTRACT. Three experiments are reported that test the hypothesis that shifts of attention ...
Additionally, for half of the subjects, the detection condition included 30 catch trials (no target presented) randomly selected from the three gaze direction cues.
cilitated when a target appeared at the location where the eyes were looking (the cued location). This facilitation effect occurred early, was relatively short-lived, ...
Michael Wagnera, Walter H. Ehrensteinb, Thomas V. Papathomasc,â ... existence of at least two eye movement systems: an automatic, data-driven system .... 1â6 are arranged in ascending order of real distance, whereas pictorial depth cues,.
An ecological advantage is that it allows an observer to see whether an object is moving at ... These neurophysiological and behavioral studies indicate that vol-.
Nov 30, 2003 - parietal patients have lost the ability to correctly estimate the instant .... The authors wish to thank J.R. Duhamel for helpful discussion on a first ...
Mar 18, 2002 - Awareness of the voluntary key press action was shifted later in time, toward the ..... Reason, J. Human Error (Cambridge Univ. Press, 1990).
informal and formal, that have been put forward to ex- plain the phenomenon. ...... over-commitment of attention toward T1 and the RSVP stream. In any event ...
Oct 30, 2004 - timing of saccadic suppression and eye movement sug- gests that inputs from .... for helpful discussions on this topic; and A Andrei for valuable.
ments, the abrupt jumps from one fixation point to another, are by far the most ...... (1980) Response to sudden torques about ankle in man. Ill: Suppression of.
isrn's chances of survival depend on it - for this reason the approach is also ...... ln"u.y. 1.u this purpose we will begin with a closer look at. Figure 3. lnagini a ...
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
2001 Elsevier Science. Ltd. All rights ... the observer's own movement in an environment where most of the ..... 5 If the observer's motion is not a pure rotation about the fixation point, the .... following steps were preformed: the eye position, r,
consciousness is a matter of what is going on in the head alone. Or does it? ... the fact that one can manipulate experience by manipulating the brain is not enough to show that the brain ...... I am happy to believe that the concept of objecthood ..
4. -. ~ ~~~ used in the original experiment on mental rotation (described in the preceding ..... trial, the subject fixated the circular field where the test stimulus.
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.
