Category: Cognitive Map

How navigation task and action space drive the emergence of egocentric and allocentric spatial representations?

Sandhiya Vijayabaskaran, Sen Cheng. Navigation task and action space drive the emergence of egocentric and allocentric spatial representations. bioRxiv 2022.06.22.497126; doi: https://doi.org/10.1101/2022.06.22.497126

Abstract
“In general, strategies for spatial navigation could employ one of two spatial reference frames: egocentric or …

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How to implement closed-loop control and recalibration of place cells by optic flow?

Manu S Madhav, Ravikrishnan P Jayakumar, Brian Y Li, Francesco Savelli, James J Knierim, Noah J Cowan. Closed-loop control and recalibration of place cells by optic flow. bioRxiv 2022.06.12.495823; doi: https://doi.org/10.1101/2022.06.12.495823

Abstract
“Understanding the interplay between sensory input, endogenous …

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How does the brain maintain a stable head direction representation in naturalistic visual environments?

Hannah Haberkern, Shivam S Chitnis, Philip M Hubbard, Tobias Goulet, Ann M Hermundstad, Vivek Jayaraman. Maintaining a stable head direction representation in naturalistic visual environments. bioRxiv 2022.05.17.492284; doi: https://doi.org/10.1101/2022.05.17.492284

Abstract
Many animals rely on a representation of head

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How can small networks accurately track an animal’s movements to guide navigation?

Marcella Noorman, Brad K Hulse, Vivek Jayaraman, Sandro Romani, Ann M Hermundstad. Accurate angular integration with only a handful of neurons. bioRxiv 2022.05.23.493052; doi: https://doi.org/10.1101/2022.05.23.493052

Abstract
To flexibly navigate, many animals rely on internal spatial representations that persist

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How can a joint spatiotemporal phase code implement the combined neural representation of space and time in the human entorhinal cortex?

Nadasdy, Z., Howell, D., Török, Á., Nguyen, T. P., Shen, J. Y., Briggs, D. E., Modur, P. N., & Buchanan, R. J. (2022). Phase coding of spatial representations in the human entorhinal cortexScience advances8(18), eabm6081. …

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How Drosophila LPLC1 neurons implement a selective collision avoidance behavior by pooling outputs of motion and object detectors, as well as spatially biased inhibition?

Ryosuke Tanaka, Damon A. Clark. Neural mechanisms to exploit positional geometry for collision avoidance,
Current Biology, 2022, https://doi.org/10.1016/j.cub.2022.04.023.

Summary
Visual motion provides rich geometrical cues about the three-dimensional configuration of the world. However, how brains decode the

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Whether network oscillation occurs in MEC at behavioural time scales in the second-to-minute regime such as spatial navigation and episodic memory?

Soledad Gonzalo Cogno, Horst A. Obenhaus, Ragnhild Irene Jacobsen, Flavio Donato, May-Britt Moser, Edvard I. Moser. Minute-scale oscillatory sequences in medial entorhinal cortex. bioRxiv 2022.05.02.490273; doi: https://doi.org/10.1101/2022.05.02.490273

Abstract
The medial entorhinal cortex (MEC) hosts many of the brain’s

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