How the neural compass flexibly adapts to changing environmental cues to maintain a reliable representation of HD?

Zaki Ajabi, Alexandra T. Keinath, Xue-Xin Wei & Mark P. Brandon. Population dynamics of head-direction neurons during drift and reorientation. Nature (2023). https://doi.org/10.1038/s41586-023-05813-2

Abstract
“The head direction (HD) system functions as the brain’s internal compass1,2, classically formalized as a …

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Which neural circuits utilize relevant cues to initiate integration?

Raphael Heldman, Dongyan Pang, Xiaoliang Zhao, Yingxue Wang. A CA1 circuit motif that signals the start of information integration. bioRxiv 2023.03.12.532295; doi: https://doi.org/10.1101/2023.03.12.532295

Abstract
“Integrating information from the recent past is critical for guiding predictions and shaping behavior…

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How cognitive maps are transformed across hippocampal-prefrontal circuits to support abstraction and generalization?

Wenbo Tang, Justin D. Shin, Shantanu P. Jadhav. Geometric transformation of cognitive maps for generalization across hippocampal-prefrontal circuits. Cell Reports 42, 112246, March 28, 2023. 

Summary
“The ability to abstract information to guide decisions during navigation across changing …

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How to estimate animal location from grid cell population activity using persistent cohomology?

Daisuke Kawahara, Shigeyoshi Fujisawa. Estimation of animal location from grid cell population activity using persistent cohomology. bioRxiv 2023.01.10.523361; doi: https://doi.org/10.1101/2023.01.10.523361

Abstract
“Many cognitive functions are represented as cell assemblies. For example, the population activity of place cells in the …

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How to convert an allocentric goal into an egocentric steering signal?

Peter Mussells Pires, L.F. Abbott, Gaby Maimon. Converting an allocentric goal into an egocentric steering signal. bioRxiv 2022.11.10.516026; doi: https://doi.org/10.1101/2022.11.10.516026

Abstract
“Neuronal signals relevant for spatial navigation have been described in many species1–12, however, a circuit-level understanding of …

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A Map of Spatial Navigation for Neuroscience

Eloy Parra-Barrero, Sandhiya Vijayabaskaran, Eddie Seabrook, Laurenz Wiskott, Sen Cheng. A Map of Spatial Navigation for Neuroscience. 10.31219/osf.io/a86gq 

“An animal’s ability to navigate space is crucial to its survival. It is also cognitively demanding, and relatively easy to probe. …

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How the brain organizes of projections from the entorhinal cortex to the hippocampal formation of the Egyptian fruit bat Rousettus aegyptiacus?

Jacobsen B, Kleven H, Gatome W, Las L, Ulanovsky N, Witter MP. Organization of projections from the entorhinal cortex to the hippocampal formation of the Egyptian fruit bat Rousettus aegyptiacus. Hippocampus. 2023 Mar 3.

Abstract
“The hippocampal formation …

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CogNav Blog

New discovery worth spreading on cognitive navigation in neurorobotics and neuroscience

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