意思決定の過程で,魅力的な連続依存が生じます
Jiangang Shan1, Jasper E Hajonides2,3, Nicholas E Myers4
1Department of Psychology, University of Wisconsin-Madison, Madison, Wisconsin, United States of America.
PLoS biology
|August 22, 2025
まとめ
記憶の連続的な依存は 魅力的なバイアスと反感的なバイアスを表します この研究では 魅力的なバイアスは 意思決定中に現れ 排斥的なバイアスは コーディングの初期に現れるのです
科学分野:
- 認知神経科学
- 人間 の 記憶 研究
- 認識 の 神経 基盤
背景:
- 刺激の歴史は記憶に影響し 魅力的または排斥的な連続依存を引き起こします
- 魅力と反発のバイアスのタイミングと神経メカニズムは 明らかになっていません
- 2段階のモデルでは,適応は反発的なエンコーディングバイアスを引き起こし,魅力的な意思決定段階のバイアスに逆らいます.
研究 の 目的:
- 魅力と反感の連続的なバイアスの タイムダイナミクスと 神経的基盤を調査する
- 意思決定の過程で 神経コードと行動記憶のバイアスが解消されるかどうかを判断する.
- シリアル依存の2段階モデルをテストする
主な方法:
- 作業記憶タスク中のヒト磁気脳図 (MEG) データの多変量解読.
- エンコーディングとリコール期間中のニューラル表現の分析.
- 独立した脳波 (EEG) 実験を用いた複製.
主要な成果:
- 神経表現は,リコール期間中に魅力的なバイアスを示し,2段階のモデルを支持しました.
- 退屈な行動のバイアスは 早期の退屈な神経バイアスと 関連していました
- MEGとEEGの実験で 誘発性ニューラルバイアスが一貫して再現されました
結論:
- 魅力的なシリアル依存は 意思決定の段階で発生します 暗号化ではありません
- 排斥的な連続依存は 刺激のコード化段階に組み込まれているようです
- 意思決定の先行性は 前の試験の標的によって更新されますが 他の刺激によって更新されません
関連する概念動画
01:14Decision Making: Traditional Method
4.1K
The process of hypothesis testing based on the traditional method includes calculating the critical value, testing the value of the test statistic using the sample data, and interpreting these values.
First, a specific claim about the population parameter is decided based on the research question and is stated in a simple form. Further, an opposing statement to this claim is also stated. These statements can act as null and alternative hypotheses, out of which a null hypothesis would be a...
First, a specific claim about the population parameter is decided based on the research question and is stated in a simple form. Further, an opposing statement to this claim is also stated. These statements can act as null and alternative hypotheses, out of which a null hypothesis would be a...
4.1K
01:20Decision Making
230
Decision-making is a fundamental cognitive process that involves evaluating alternatives and selecting among them. This process can range from simple choices, such as deciding what to wear, to complex decisions, like choosing a major in college or a career path. The complexity of the decision often dictates the approach we use, which can be broadly categorized into two types: automatic and controlled decision-making.
Automatic decision-making is fast, intuitive, and relies on gut feelings...
Automatic decision-making is fast, intuitive, and relies on gut feelings...
230
01:09Decision Making: P-value Method
5.7K
The process of hypothesis testing based on the P-value method includes calculating the P- value using the sample data and interpreting it.
First, a specific claim about the population parameter is proposed. The claim is based on the research question and is stated in a simple form. Further, an opposing statement to the claim is also stated. These statements can act as null and alternative hypotheses: a null hypothesis would be a neutral statement while the alternative hypothesis can...
First, a specific claim about the population parameter is proposed. The claim is based on the research question and is stated in a simple form. Further, an opposing statement to the claim is also stated. These statements can act as null and alternative hypotheses: a null hypothesis would be a neutral statement while the alternative hypothesis can...
5.7K
01:37Reason and Intuition
6.9K
The human brain processes information for decision-making using one of two routes: an intuitive system and a rational system (Epstein, 1994; popularized by Kahneman, 2011 as System 1 and System 2, respectively). The intuitive system is quick, impulsive, and operates with minimal effort, relying on emotions or habits to provide cues for what to do next, while the rational system is logical, analytical, deliberate, and methodical. Research in neuropsychology suggests that the...
6.9K
01:08The Availability Heuristic
6.4K
A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):
6.4K
01:25The Anchoring-and-Adjustment Heuristic
7.4K
In order to make good decisions, we use our knowledge and our reasoning. Often, this knowledge and reasoning is sound and solid. However, sometimes, we are swayed by biases or by others manipulating a situation. For example, let’s say you and three friends wanted to rent a house and had a combined target budget of $1,600. The realtor shows you only very run-down houses for $1,600 and then shows you a very nice house for $2,000. Might you ask each person to pay more in rent to get the...
7.4K