Presentation 2011-11-11
Effects of Gestalt Principles on Object-Based Selection When Two Principles are Combined : An Event-Related Potential Study
Ryuji TAKEYA, Tetsuko KASAI,
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Abstract(in English) Object-based selection may be completed by a mechanism that attention is guided over an object or a group, generated by Gestalt factors. The present study examined effects of combined grouping factors on attention-guidance processes, reflected by ERPs (event-related potentials), by an orthogonal manipulation of size and color similarities of bilateral stimuli. Attentional directions at the moment were indexed by lateralized potentials that enhanced at the hemisphere contralateral to the attended hemi-field. The results indicated that attention was independently guided by size similarity at around 165-400 ms post-stimulus and by color similarity at around 120-200 ms.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Selective Attention / Object-Based Attention / Perceptual Grouping / Event-Related Potential
Paper # HIP2011-56
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Committee HIP
Conference Date 2011/11/3(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effects of Gestalt Principles on Object-Based Selection When Two Principles are Combined : An Event-Related Potential Study
Sub Title (in English)
Keyword(1) Selective Attention
Keyword(2) Object-Based Attention
Keyword(3) Perceptual Grouping
Keyword(4) Event-Related Potential
1st Author's Name Ryuji TAKEYA
1st Author's Affiliation Graduate School of Education, Hokkaido university()
2nd Author's Name Tetsuko KASAI
2nd Author's Affiliation Faculty of Education, Graduate School of Education, Hokkaido university
Date 2011-11-11
Paper # HIP2011-56
Volume (vol) vol.111
Number (no) 283
Page pp.pp.-
#Pages 6
Date of Issue