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相关概念视频

Retrieval01:12

Retrieval

111
Retrieval is the process of getting information out of memory storage and back into conscious awareness. This ability is essential for daily tasks like brushing hair and teeth, driving to work, and performing job duties. Retrieval occurs in three ways: recall, recognition, and relearning.
Recall involves accessing information without cues, such as during an essay test, where individuals must retrieve facts and concepts from memory unaided. Another example is remembering the name of a colleague...
111
Implicit Memories01:24

Implicit Memories

130
Implicit memories, also known as non-declarative memories, are long-term memories that function outside of conscious awareness. These memories influence behavior and skills without explicit knowledge. This type of memory is evident in tasks like playing tennis, snowboarding, and texting. Implicit memory has three subsystems: procedural memory, conditioning, and priming. This type of memory is essential in various activities, from everyday tasks to specialized skills.
One key aspect of implicit...
130
Storage01:23

Storage

84
A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze...
84
Elaborative Rehearsals01:07

Elaborative Rehearsals

86
Elaborative rehearsal is a crucial cognitive strategy that strengthens information encoding in long-term memory by making meaningful connections between new data and pre-existing knowledge. This approach contrasts with maintenance rehearsal, which involves simple repetition without delving into the significance of the information. While maintenance rehearsal might temporarily keep information active in short-term memory, it is less effective for long-term retention.
The effectiveness of...
86
Long-term Potentiation01:35

Long-term Potentiation

55.2K
Long-term potentiation, or LTP, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTP is the process of synaptic strengthening that occurs over time between pre- and postsynaptic neuronal connections. The synaptic strengthening of LTP works in opposition to the synaptic weakening of long-term depression (LTD) and together are the main mechanisms that underlie learning and memory.
55.2K
High-Level and Low-Level Awareness01:19

High-Level and Low-Level Awareness

265
Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
265

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Repeated extrinsic rewards following retrieval practice facilitate later memory.

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Response-locked theta dissociations reveal potential feedback signal following successful retrieval.

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相关实验视频

Updated: Jun 30, 2025

Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal
06:45

Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal

Published on: April 18, 2017

6.2K

从上到下的任务目标诱导了检索状态.

Devyn E Smith, Nicole M Long

    bioRxiv : the preprint server for biology
    |March 18, 2024
    PubMed
    概括
    此摘要是机器生成的。

    上向下目标是识别物品,独立于刺激的重复,引入检索大脑状态. 这表明内部注意力被招募来访问存储的记忆.

    科学领域:

    • 认知神经科学 认知神经科学
    • 记忆研究 记忆研究
    • 大脑状态 大脑状态

    更多相关视频

    Simultaneous Eye Tracking and Single-Neuron Recordings in Human Epilepsy Patients
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    Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
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    Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking

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    相关实验视频

    Last Updated: Jun 30, 2025

    Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal
    06:45

    Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal

    Published on: April 18, 2017

    6.2K
    Simultaneous Eye Tracking and Single-Neuron Recordings in Human Epilepsy Patients
    07:43

    Simultaneous Eye Tracking and Single-Neuron Recordings in Human Epilepsy Patients

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    Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
    05:58

    Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking

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    8.9K

    背景情况:

    • 检索状态,一个支持记忆回忆的全脑模式,可以受到明确目标 (上向下) 和刺激特性 (下向上) 的影响.
    • 了解这些因素之间的相互作用对于阐明对记忆处理的认知控制至关重要.

    结论:

    • 上向下要求识别旧物品可以独立诱导检索状态.
    • 这表明可以招募内部注意力,以方便存储表示的访问.
    • 这些发现提供了关于认知控制如何调节记忆检索过程的见解.