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相关概念视频

Role of Hippocampus in Memory01:19

Role of Hippocampus in Memory

153
The hippocampus, a critical brain structure, plays an essential role in memory processing, particularly in the formation and retrieval of memory. This small, seahorse-shaped region is located within the medial temporal lobe, with one hippocampus in each brain hemisphere. Experimental studies involving lesions in the hippocampi of rats have demonstrated significant impairments in tasks such as object recognition and maze navigation, indicating the hippocampus involvement in both recognition and...
153
Chunking and Rehearsal in Sensory Memory01:22

Chunking and Rehearsal in Sensory Memory

142
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...
142
Interference and Decay01:16

Interference and Decay

104
Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
Interference occurs when competing memories hinder the retrieval of particular information. It can be classified into two types: proactive and retroactive interference. Proactive...
104
Understanding Memory01:19

Understanding Memory

245
Memory is the retention of information or experiences over time, facilitated through three main processes: encoding, storage, and retrieval. Encoding is the process of inputting information into the memory system. For instance, when listening to a lecture, watching a play, reading a book, or having a conversation, the brain is actively encoding information. This initial stage involves transforming sensory input into a form that can be processed and stored by the brain. Various factors, such as...
245
Traumatic Memory01:20

Traumatic Memory

72
Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
72
Working Memory01:24

Working Memory

126
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...
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相关实验视频

Updated: May 29, 2025

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories
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预计外部内存支持成本识别内存吗?

Megan O Kelly1, Batul Karimjee2, April E Pereira2

  • 1Department of Psychology, University of Waterloo, Waterloo, ON, Canada. megan.kelly@princeton.edu.

Memory & cognition
|January 31, 2025
PubMed
概括
此摘要是机器生成的。

依靠外部记忆辅助器件,如手机,可以轻微损害无助识别记忆,特别是回忆. 这种效应部分是由于在等待支持时学习时间减少.

关键词:
记忆 记忆 记忆 记忆 记忆卸载 卸载 卸载 卸载认可 承认 认可记忆的回忆 记忆的回忆努力学习学习的努力.

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Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion
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相关实验视频

Last Updated: May 29, 2025

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories
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科学领域:

  • 认知心理学 认知心理学
  • 人与计算机的交互
  • 记忆研究 记忆研究

背景情况:

  • 个人经常将认知任务,特别是记忆,卸载给数字设备和笔记本电脑等外部工具.
  • 之前的研究表明,在意外丢失外部记忆支持时,无助记忆会产生性能成本,主要研究的是自由回忆任务.

研究的目的:

  • 调查预期外部内存支持对识别内存性能的影响.
  • 探索回忆和识别记忆范式之间的这些影响的潜在差异.

主要方法:

  • 进行了五项预先注册的实验,以检查预期外部记忆辅助器对识别记忆的影响.
  • 记忆性能,特别是识别和回忆,在有或没有预期的外部支持的情况下进行了评估.
  • 测量了研究努力,包括研究时间,以了解其在外部支持期望和记忆结果之间的关系中的调解作用.

主要成果:

  • 当预计需要外部内存支持时,观察到对无助识别内存的一小但显著的成本.
  • 这种成本在回忆中特别明显 (实验2,3a,3b),这表明它对回忆检索过程有着有针对性的影响.
  • 缩短的学习时间部分调解了预期支持和记忆表现之间的观察到的关系,与自由回忆研究的发现保持一致.

结论:

  • 预计使用外部记忆辅助工具会对无助识别记忆产生成本,特别是回忆,并且与学习参与度的减少有关.
  • 个人往往低估了与依赖和随后失去预期的外部内存支持在识别任务中相关的内存成本.
  • 研究结果强调了外部记忆工具,认知卸载和无助记忆功能的完整性之间的复杂相互作用.