Category: Cognitive Navigation

What’s the mechanism of spatial periodic computation of hippocampus-entorhinal circuit in navigation?

Bo Zhang, Jia Liu. The spatial periodic computation of hippocampus-entorhinal circuit in navigation. bioRxiv 2022.01.29.478346; doi: https://doi.org/10.1101/2022.01.29.478346

Summary
“To achieve the computational goal of navigating in both physical and mental spaces, human brain employs a cognitive map constructed by …

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What’s the mechanisms and function of grid cells in cognition?

Ling L. Dong, and Ila R. Fiete. Grid Cells in Cognition: Mechanisms and Function. Annual Review of Neuroscience, 2024. 47:345–68. 

Abstract

“The activity patterns of grid cells form distinctively regular triangular lattices over the explored spatial environment and are …

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How the hippocampus represents different spaces?

Fenton, A.A. Remapping revisited: how the hippocampus represents different spaces. Nat. Rev. Neurosci. (2024). https://doi.org/10.1038/s41583-024-00817-x

Abstract
The representation of distinct spaces by hippocampal place cells has been linked to changes in their place fields (the locations in the …

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How to build a bio-inspired hardware implementation of an analog spike-based hippocampus memory model?

Daniel Casanueva-Morato, Alvaro Ayuso-Martinez, Giacomo Indiveri, J P Dominguez-Morales,Gabriel Jimenez-Moreno. A bio-inspired hardware implementation of an analog spike-based hippocampus memory model. TechRxiv. April 03, 2024. DOI: 10.36227/techrxiv.171216721.14143739/v1

Abstract
“The need for processing at the edge the increasing amount of …

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How does the brain select what to remember during sleep?

Wannan Yang, Chen Sun, Roman Huszár, Thomas Hainmueller, Kirill Kiselev, György Buzsáki. “Selection of experience for memory by hippocampal sharp wave ripple.” Science 383, 1478-1483 (2024).

Abstract
Experiences need to be tagged during learning for further

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How hippocampal activity encodes numerous memories of specific events in life?

Selmaan N. Chettih,Emily L. Mackevicius,Stephanie Hale,Dmitriy Aronov. Barcoding of episodic memories in the hippocampus of a food-caching bird. Cell, March 29, 2024.  DOI:https://doi.org/10.1016/j.cell.2024.02.032

Summary
The hippocampus is critical for episodic memory. Although hippocampal activity represents place and …

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How the medial entorhinal cortex develops during learning and influences memory?

Malone, T.J., Tien, NW., Ma, Y. et al. A consistent map in the medial entorhinal cortex supports spatial memoryNat Commun 15, 1457 (2024). https://doi.org/10.1038/s41467-024-45853-4

Abstract
The medial entorhinal cortex (MEC) is hypothesized to function as a

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