Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Parallel Processing01:20

Parallel Processing

150
The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
150
Somatosensory, Motor, and Association Cortex01:24

Somatosensory, Motor, and Association Cortex

485
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
485
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

3.8K
The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
3.8K
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

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

The representational geometry of emotional states in basolateral amygdala.

Nature neuroscience·2026
Same author

A shared code for perceiving and imagining objects in human ventral temporal cortex.

Science (New York, N.Y.)·2026
Same author

Rapid concerted switching of the neural code in the inferotemporal cortex.

Nature·2026
Same author

The geometry of context-dependent biased decisions during learning.

bioRxiv : the preprint server for biology·2026
Same author

The effects of task similarity during representation learning in brains and neural networks.

Nature communications·2025
Same author

A shared code for perceiving and imagining objects in human ventral temporal cortex.

bioRxiv : the preprint server for biology·2025

相关实验视频

Updated: Jun 26, 2025

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

19.9K

在IT皮层中感知和记忆代码的时间复杂化

Liang She1, Marcus K Benna2,3, Yuelin Shi4

  • 1Division of Biology and Biological Engineering, Caltech, Pasadena, CA, USA. liangshe@caltech.edu.

Nature
|May 15, 2024
PubMed
概括
此摘要是机器生成的。

熟悉的面孔的长期记忆被编码在下皮质中, 这种与记忆相关的代码与感官感知代码不同,

更多相关视频

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

124
Mapping Cortical Dynamics Using Simultaneous MEG/EEG and Anatomically-constrained Minimum-norm Estimates: an Auditory Attention Example
08:45

Mapping Cortical Dynamics Using Simultaneous MEG/EEG and Anatomically-constrained Minimum-norm Estimates: an Auditory Attention Example

Published on: October 24, 2012

14.7K

相关实验视频

Last Updated: Jun 26, 2025

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

19.9K
Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

124
Mapping Cortical Dynamics Using Simultaneous MEG/EEG and Anatomically-constrained Minimum-norm Estimates: an Auditory Attention Example
08:45

Mapping Cortical Dynamics Using Simultaneous MEG/EEG and Anatomically-constrained Minimum-norm Estimates: an Auditory Attention Example

Published on: October 24, 2012

14.7K

科学领域:

  • 神经科学
  • 认知神经科学
  • 系统神经科学

背景情况:

  • 长期记忆被认为存储在同一个处理感官信息的大脑区域.
  • 下皮层的神经元使用分布式轴代码来表示视觉对象的感知.
  • 目前尚不清楚IT皮层是否以及如何代表视觉对象的长期记忆.

研究的目的:

  • 研究IT皮层如何在长期记忆中编码熟悉的面孔.
  • 在特定的IT面部贴片中比较熟悉与不熟悉的面部的神经表现.

主要方法:

  • 检查了IT皮层前部中部 (AM),外皮 (PR) 和极 (TP) 面部部位的熟悉面部的神经编码.
  • 分析了对熟悉和不熟悉的面孔的编码轴.
  • 通过非活性化PR面部贴片并观察其对AM面部贴片活性的影响来研究PR面部贴片的作用.

主要成果:

  • 在AM和PR面部贴片中观察到熟悉面部与不熟悉面部的旋转编码轴.
  • 这种与记忆相关的旋转在TP面部贴片中明显较弱.
  • 对熟悉与不熟悉的面孔的相对反应大小不是熟悉的可靠指标.
  • 关闭PR脸部贴片并没有改变AM脸部贴片中与记忆相关的轴变化动态,这表明内在的IT皮质机制.

结论:

  • 熟悉的面孔的记忆在AM和大脑外皮层中被一个独特的长时间神经代码所代表.
  • 这种独特的代码解释了相同的神经元群体如何编码人脸的感知和记忆.
  • 这些发现挑战了关于记忆表现的先前假设,并突出了IT皮层中神经代码的可塑性.