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Cross-Modal Multivariate Pattern Analysis
Published on: November 9, 2011
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マスキングは,視覚的な検索で,前動脈完成の表現を明らかにします
1Department of Psychology, The Johns Hopkins University, Baltimore, Maryland 21218, USA. rrausch@jhu.edu
Nature
|March 27, 2001
まとめ
視覚検索は,部分的に遮断されたオブジェクトのプリコンプリート情報にアクセスできます. しかし,このアクセスは,遮断された領域の大きさによって時間的に制限され,検索効率に影響を与えます.
科学分野:
- 認知心理学とは,認知心理学である.
- 神経科学は神経科学である.
- 視覚的知覚 視覚的知覚
背景:
- アモダルの完成は,閉ざされたオブジェクトの部分の知覚的な埋め込みです.
- 完成前の視覚情報は,約200 msの間存在します.
- 以前の研究では,視覚検索でプリコンプリート情報の利用が限られていることが示唆されていた.
研究 の 目的:
- 視覚検索がプリコンプリート表現を使用しているかどうかを調査する.
- 完了前の情報へのアクセスの時間的制約と影響要因を決定する.
主な方法:
- 部分的に遮断されたターゲットを含む視覚検索タスク.
- 遮断された領域の大きさの操作.
- 検索時間の測定と,プリコンプリート情報へのアクセス分析.
主要な成果:
- ビジュアル検索は,プリコンプリート表現へのアクセスを示します.
- アクセス期間は制限され,遮断された地域のサイズに左右されます.
- 検索パフォーマンスは,完成前の情報の時間的な利用可能性に影響されます.
結論:
- 視覚システムは,オブジェクトの知覚の間に,完成前の情報を利用することができます.
- この情報を使用する効率は,時間と遮断の範囲によって制限されています.
- この発見は,初期の視覚情報へのアクセスの難しさに関する以前の仮定に異議を唱えている.
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