Results 21 to 30 of about 1,806,646 (294)

Everything is Foreseen, Yet Free will is Given (Mishna Avot 3:15)

open access: yesJournal of Cognition, 2018
Jan Theeuwes’ review of visual selection shines a useful spotlight on the role of selection history in determining subsequent deployments of attention. However, he blurs an important distinction between volition and top-down guidance of attention and he ...
Jeremy Wolfe
doaj   +1 more source

Race Guides Attention in Visual Search. [PDF]

open access: yesPLoS ONE, 2016
It is known that faces are rapidly and even unconsciously categorized into social groups (black vs. white, male vs. female). Here, I test whether preferences for specific social groups guide attention, using a visual search paradigm.
Marte Otten
doaj   +1 more source

The roles of symbolic and numerical representations in asymmetric visual search

open access: yesActa Psychologica, 2021
This study aims to explore the impact of symbolic and numerical representations in asymmetric visual search. Heterogeneous and homogeneous mathematical units, letters, symbols and numbers were used in the first and second experiments, respectively ...
Wenyi Shen, Ying Leng, Zhanyu Yu
doaj   +1 more source

Is countershading camouflage robust to lighting change due to weather? [PDF]

open access: yesRoyal Society Open Science, 2018
Countershading is a pattern of coloration thought to have evolved in order to implement camouflage. By adopting a pattern of coloration that makes the surface facing towards the sun darker and the surface facing away from the sun lighter, the overall ...
Olivier Penacchio   +2 more
doaj   +1 more source

Visually Guided Haptic Search

open access: yesIEEE Transactions on Haptics, 2010
In this study, we investigate the influence of visual feedback on haptic exploration. A haptic search task was designed in which subjects had to haptically explore a virtual display using a force-feedback device and to determine whether a target was present among distractor items. Although the target was recognizable only haptically, visual feedback of
Plaisier, M.A.   +3 more
openaire   +7 more sources

Visual search and decision making in bees: time, speed and accuracy [PDF]

open access: yes, 2006
An insect searching a meadow for flowers may detect several flowers from different species per second, so the task of choosing the right flowers rapidly is not trivial.
Chittka, L, Skorupski, P, Spaethe, J
core   +2 more sources

Effects of age and eccentricity on visual target detection

open access: yesFrontiers in Aging Neuroscience, 2014
The aim of this study was to examine the effects of aging and target eccentricity on a visual search task comprising 30 images of everyday life projected into a hemisphere, realizing a ± 90° visual field.
Nicole eGruber   +13 more
doaj   +1 more source

Cortical Dynamics of Contextually-Cued Attentive Visual Learning and Search: Spatial and Object Evidence Accumulation [PDF]

open access: yes, 2009
How do humans use predictive contextual information to facilitate visual search? How are consistently paired scenic objects and positions learned and used to more efficiently guide search in familiar scenes?
Grossberg, Stephen, Huang, Tsung-Ren
core   +4 more sources

Visual search, visual streams, and visual architectures [PDF]

open access: yesPerception & Psychophysics, 1991
Most psychological, physiological, and computational models of early vision suggest that retinal information is divided into a parallel set of feature modules. The dominant theories of visual search assume that these modules form a "blackboard" architecture: a set of independent representations that communicate only through a central processor.
openaire   +2 more sources

Visual search of Mooney faces

open access: yesFrontiers in Psychology, 2016
Faces spontaneously capture attention. However, which special attributes of a face underlie this effect are unclear. To address this question, we investigate how gist information, specific visual properties and differing amounts of experience with faces ...
Jessica Emeline Goold, Ming eMeng
doaj   +1 more source

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