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相关概念视频

Working Memory01:24

Working Memory

779
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
779
Serial Position Effect01:03

Serial Position Effect

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The serial position effect is a cognitive phenomenon where individuals are more likely to recall the first and last items in a list compared to those in the middle. This effect is divided into the primacy effect and the recency effect. The primacy effect is observed when the initial items in a list are remembered better. This occurs because these items are rehearsed more frequently or receive more elaborative processing, allowing them to be encoded into long-term memory more effectively. For...
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Chunking and Rehearsal in Sensory Memory01:22

Chunking and Rehearsal in Sensory Memory

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Improving short-term memory can be achieved through techniques like chunking and rehearsal. Chunking involves organizing information into larger, more manageable units. This technique is particularly useful for information that exceeds the typical memory span of between five and nine items. For instance, logging into an online account with a password like "ta89vq0179gz" involves grouping letters and numbers into three chunks—ta89, vq01, and 79gz. It makes large amounts of...
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相关实验视频

Updated: Jan 11, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
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Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

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视觉工作记忆优先级调节序列依赖,超出了简单的注意力效应.

Ekaterina Andriushchenko1, Andrey Chetverikov2, Gianluca Campana3,4

  • 1Department of General Psychology, University of Padova, Via Venezia 8, Padova, 35131, Italy. ekaterina.andriushchenko@phd.unipd.it.

BMC biology
|November 14, 2025
PubMed
概括
此摘要是机器生成的。

在工作记忆中优先考虑视觉刺激会放大串行依赖 (SD),这是过去经历影响当前感知的一种偏见. 然而,简单的注意力并不能显著改变SD大小.

关键词:
语境偏见是因为上下文偏见.序列依赖关系是一个系列依赖关系.视觉感知 视觉感知 视觉感知视觉工作记忆 视觉工作记忆

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科学领域:

  • 认知心理学 认知心理学
  • 神经科学是一个神经科学.
  • 视觉感知 视觉感知 视觉感知

背景情况:

  • 序列依赖 (SD) 描述了最近的刺激如何影响当前的视觉感知.
  • 这种偏差是视觉系统上下文处理的一个基本方面.
  • 了解SD的调制是破译视觉决策的关键.

研究的目的:

  • 研究视觉工作记忆 (VWM) 优先排序在调制串行依赖 (SD) 中的作用.
  • 为了区分主动记忆维护和简单的注意力集中在SD的效果.
  • 探索记忆,注意力和感知偏差之间的复杂相互作用.

主要方法:

  • 为了在不同的VWM条件下评估SD,进行了三次实验.
  • 实验1涉及到主动记忆维护任务.
  • 实验2和3在双刺激范式中使用前后暗示来操纵注意力.

主要成果:

  • 在VWM中的主动记忆维护显著放大了SD,特别是在更长的保留期.
  • 简单的注意力优先级,通过提示操纵,没有产生SD强度的显著差异.
  • 这些发现表明,记忆维护起着至关重要的作用,不仅仅是注意力.

结论:

  • 序列依赖是通过VWM中的主动内存维护来调节的,而不仅仅是通过注意力.
  • 结果表明,感知偏差背后存在复杂的相互作用.
  • 这项研究推动了对记忆如何影响视觉判断和决策的理解.