Category: Cognitive Map

How the hippocampus supports real-world navigation in humans?

Kathryn N. Graves, Ariadne Letrou, Tyler E. Gray, Imran H. Quraishi, Nicholas B. Turk-Browne. Hippocampal Codes for Real-World Human Navigation. bioRxiv 2023.06.22.545396; doi: https://doi.org/10.1101/2023.06.22.545396

Abstract
“As animals move through the world, the hippocampus represents their location, direction, and speed

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How hippocampal CA1 neurons encode both world-centered spatial information and animals’ location relative to the local landmarks, with a common directional input presumably provided by the head direction cell system?

Yue-Qing Zhou, Vyash Puliyadi, Xiaojing Chen, Joonhee Leo Lee, Lan-Yuan Zhang, James J. Knierim. Conjunctive vector coding and place coding in hippocampus share a common directional signal. bioRxiv 2023.06.02.543340; doi: https://doi.org/10.1101/2023.06.02.543340

Abstract
Vector coding is becoming increasingly understood

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How place cells resolve spatial ambiguities?

Han Yin Cheng, Dorothy WU Overington, Kate J Jeffery. Three separable roles for context in breaking environmental symmetries for place cells. bioRxiv 2023.05.28.542182; doi: https://doi.org/10.1101/2023.05.28.542182

Abstract
We investigated how place cells resolve spatial ambiguities, such as identical compartments

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How contextual and goal information are incorporated in the construction and execution of navigational plans in the human hippocampus?

Jordan Crivelli-Decker, Alex Clarke, Seongmin A. Park, Derek J. Huffman, Erie D. Boorman & Charan Ranganath. Goal-oriented representations in the human hippocampus during planning and navigation. Nat Commun 14, 2946 (2023). https://doi.org/10.1038/s41467-023-35967-6

Abstract
“Recent work in cognitive and systems …

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How the dorsal subiculum encode corners across environmental geometries in an allocentric reference frame?

Yanjun Sun, Douglas A Nitz, Xiangmin Xu, Lisa M Giocomo. The subiculum encodes environmental geometry. bioRxiv 2023.05.07.539721; doi: https://doi.org/10.1101/2023.05.07.539721

Abstract
Corners are a cardinal feature of many of the complex environmental geometries found in the natural world but

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How are objects and landmarks encoded by the hippocampal neural population for navigation?

Anne Nagelhus, Sebastian O. Andersson, Soledad Gonzalo Cogno, Edvard I. Moser, May-Britt Moser. Object-centered population coding in CA1 of the hippocampus. Neuron 111, 1–14, 2023.

Summary
Objects and landmarks are crucial for guiding navigation and must be integrated

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How hippocampal cognitive maps are used and updated fexibly for inference?

Mona M. Garvert, Tankred Saanum, Eric Schulz, Nicolas W. Schuck & Christian F. Doeller. Hippocampal spatio-predictive cognitive maps adaptively guide reward generalization. Nat Neurosci (2023).

Abstract
“The brain forms cognitive maps of relational knowledge—an organizing principle thought to underlie …

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