Visual marking: the effects of irrelevant changes on preview search.

Visual search is facilitated when participants receive a preview of half of the distractors before presentation of the second distractor set (Watson and Humphreys, 1997). In seven experiments, we examined the effects of irrelevant change on this preview benefit. Experiments 1-4 showed that the benef...

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Main Authors: Watson, D, Humphreys, G
Format: Journal article
Language:English
Published: 2005
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author Watson, D
Humphreys, G
author_facet Watson, D
Humphreys, G
author_sort Watson, D
collection OXFORD
description Visual search is facilitated when participants receive a preview of half of the distractors before presentation of the second distractor set (Watson and Humphreys, 1997). In seven experiments, we examined the effects of irrelevant change on this preview benefit. Experiments 1-4 showed that the benefit was not disrupted by the abrupt appearance of irrelevant distractors during the preview period unless they were the same color as the new items. However, blinking off-and-on irrelevant distractors that were present at the start of the preview period disrupted the preview benefit irrespective of their feature overlap with other items (Experiments 5-7). The data are consistent with the inhibition of old stimuli (visual marking) via a location-based template along with an anticipatory feature-based set for new stimuli.
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spelling oxford-uuid:657ed118-82c8-449a-8c39-9cbc2614e29b2022-03-26T18:25:49ZVisual marking: the effects of irrelevant changes on preview search.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:657ed118-82c8-449a-8c39-9cbc2614e29bEnglishSymplectic Elements at Oxford2005Watson, DHumphreys, GVisual search is facilitated when participants receive a preview of half of the distractors before presentation of the second distractor set (Watson and Humphreys, 1997). In seven experiments, we examined the effects of irrelevant change on this preview benefit. Experiments 1-4 showed that the benefit was not disrupted by the abrupt appearance of irrelevant distractors during the preview period unless they were the same color as the new items. However, blinking off-and-on irrelevant distractors that were present at the start of the preview period disrupted the preview benefit irrespective of their feature overlap with other items (Experiments 5-7). The data are consistent with the inhibition of old stimuli (visual marking) via a location-based template along with an anticipatory feature-based set for new stimuli.
spellingShingle Watson, D
Humphreys, G
Visual marking: the effects of irrelevant changes on preview search.
title Visual marking: the effects of irrelevant changes on preview search.
title_full Visual marking: the effects of irrelevant changes on preview search.
title_fullStr Visual marking: the effects of irrelevant changes on preview search.
title_full_unstemmed Visual marking: the effects of irrelevant changes on preview search.
title_short Visual marking: the effects of irrelevant changes on preview search.
title_sort visual marking the effects of irrelevant changes on preview search
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