偽りのカテゴリー記憶:リスト構成、注意分割、検索前警告の影響
Andrew Parker1, Adam Parkin1, Neil Dagnall1
1Department of Psychology, Manchester Metropolitan University, Manchester, United Kingdom.
Memory (Hove, England)
|January 8, 2026
まとめ
単語リストとともに一部のカテゴリーラベルを提示すると、カテゴリー全体の偽記憶が生じる可能性があることを本研究は示している。注意と警告は、これらの堅牢なカテゴリー偽記憶効果に限定的な影響しか与えなかった。
科学分野:
- 認知心理学
- 記憶研究
背景:
- カテゴリー化された単語リストのエンコーディングは、通常、提示されなかった項目(事例)の偽記憶につながる。
- カテゴリーラベル自体の偽記憶は、標準的な条件下ではまれである。
研究 の 目的:
- カテゴリー偽記憶を誘発する条件を調査すること。
- リスト構成(カテゴリーラベルの有無)と注意が偽記憶に与える影響を調べること。
主な方法:
- 参加者は、カテゴリーラベルありまたはなしで、完全注意または注意分割下で、事例のリストをエンコードした。
- 実験2では、検索前に偽記憶効果に関する警告が含まれていた。
主要な成果:
- カテゴリーラベルのサブセットを提示すると、提示されなかったラベルの偽記憶が増加した。
- 注意分割はこの偽記憶効果を減少させた。
- 警告はカテゴリー偽記憶の大きさを有意に低下させなかった。
結論:
- カテゴリー偽記憶は、特定のエンコーディング条件によって確実に誘発できる。
- これらの偽記憶効果は堅牢であり、単純な警告に抵抗性がある。
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