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作者:

Chai, Jie (Chai, Jie.) | Ruan, Xiaogang (Ruan, Xiaogang.) | Huang, Jing (Huang, Jing.)

收录:

Scopus SCIE

摘要:

Neurophysiological studies have shown that the hippocampus, striatum, and prefrontal cortex play different roles in animal navigation, but it is still less clear how these structures work together. In this paper, we establish a navigation learning model based on the hippocampal-striatal circuit (NLM-HS), which provides a possible explanation for the navigation mechanism in the animal brain. The hippocampal model generates a cognitive map of the environment and performs goal-directed navigation by using a place cell sequence planning algorithm. The striatal model performs reward-related habitual navigation by using the classic temporal difference learning algorithm. Since the two models may produce inconsistent behavioral decisions, the prefrontal cortex model chooses the most appropriate strategies by using a strategy arbitration mechanism. The cognitive and learning mechanism of the NLM-HS works in two stages of exploration and navigation. First, the agent uses a hippocampal model to construct the cognitive map of the unknown environment. Then, the agent uses the strategy arbitration mechanism in the prefrontal cortex model to directly decide which strategy to choose. To test the validity of the NLM-HS, the classical Tolman detour experiment was reproduced. The results show that the NLM-HS not only makes agents show environmental cognition and navigation behavior similar to animals, but also makes behavioral decisions faster and achieves better adaptivity than hippocampal or striatal models alone.

关键词:

navigation habitual learning hippocampus goal-directed learning striatum

作者机构:

  • [ 1 ] [Chai, Jie]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 2 ] [Ruan, Xiaogang]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 3 ] [Huang, Jing]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 4 ] [Chai, Jie]Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 5 ] [Ruan, Xiaogang]Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 6 ] [Huang, Jing]Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China

通讯作者信息:

  • [Huang, Jing]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China;;[Huang, Jing]Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China

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来源 :

BRAIN SCIENCES

年份: 2021

期: 6

卷: 11

3 . 3 0 0

JCR@2022

ESI学科: NEUROSCIENCE & BEHAVIOR;

ESI高被引阀值:71

JCR分区:3

被引次数:

WoS核心集被引频次: 1

SCOPUS被引频次: 3

ESI高被引论文在榜: 0 展开所有

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