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予測された場所でのイベントの時間的拡大
Shamini Warda1,2, Azizuddin Khan3
1Psychophysiology Laboratory, Department of Humanities & Social Sciences, Indian Institute of Technology Bombay, Powai, Mumbai, India.
Psychonomic bulletin & review
|February 25, 2026
まとめ
イベントの場所を予測すると、その持続時間が変化する可能性があります。予測された場所のイベントは、持続時間の知覚に影響を与える注意メカニズムにより、より長く認識されます。
科学分野:
- 認知心理学; 神経科学; 知覚科学
背景:
- 知覚された持続時間は、イベントの予測可能性によって影響を受けます。以前の研究は、場所の予測ではなく、同一性の予測に焦点を当てていました。視線運動は、知覚プロセスを理解する上で重要です。
研究 の 目的:
- 場所ベースの予測が知覚された持続時間に与える影響を調査すること。この現象における視線運動の役割を探ること。根底にある注意メカニズムを解明すること。
主な方法:
- イベント知覚中の視線運動の同時追跡。効果を分離するための刺激前の視線運動の制御。固定持続時間、サッカード振幅、および瞳孔サイズの分析。
主要な成果:
- 予測された場所のイベントは、より長い持続時間を持つと認識されました。視線運動が制御されている場合、予測されていないイベントに対する感度が高まりました。より長い固定持続時間とより小さいサッカード振幅は、知覚された持続時間の拡大と相関していました。予測された条件では、ターゲットオフセット後の瞳孔サイズの増大が見られました。
結論:
- 場所ベースの予測可能性は、知覚されたイベントの持続時間を拡大します。視線運動パターンと瞳孔反応に反映される注意メカニズムは、この効果の根底にある可能性が高いです。視線運動指標と瞳孔サイズは、時間知覚に影響を与える注意プロセスを確実に示す指標として機能します。
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