What is the neural code for very large spaces?

Eliav T, Maimon SR, Aljadeff J, Tsodyks M, Ginosar G, Las L & Ulanovsky N, Multiscale representation of very large environments in the hippocampus of flying bats, Science 372, eabg4020 (2021). PDF | News&Views: Wood & Dudchenko

Abstract
“Hippocampal …

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How do hippocampal individual neurons combine multiple features of the navigation experience, encoding a mixed representation of position, head direction, and speed?

Ledergerber, Debora, Claudia Battistin, Jan Sigurd Blackstad, Richard J. Gardner, Menno P. Witter, May-Britt Moser, Yasser Roudi, and Edvard I. Moser. “Task-dependent mixed selectivity in the subiculum.” Cell Report, Volume 35, Issue 8, 25 May 2021, 109175. 

Highlights…

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Whether the encoding of the speed of sound in the brain is innate or learned for echolocating bats?

Eran Amichai, Yossi Yovel. Echolocating bats rely on an innate speed-of-sound reference. Proceedings of the National Academy of Sciences May 2021, 118 (19) e2024352118; DOI: 10.1073/pnas.2024352118

Abstract
“Animals must encode fundamental physical relationships in their brains. A heron plunging …

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How can navigation be performed in primates and humans using spatial view cells?

Rolls, Edmund T. “Neurons including hippocampal spatial view cells, and navigation in primates including humans.” Hippocampus (2021).

Abstract
“A new theory is proposed of mechanisms of navigation in primates including humans in which spatial view cells found in …

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How does mice learn multi-step routes by memorizing subgoal locations?

Philip Shamash, Sarah F. Olesen, Panagiota Iordanidou, Dario Campagner, Nabhojit Banerjee, Tiago Branco. Mice learn multi-step routes by memorizing subgoal locations.  bioRxiv 2020.08.19.256867; doi: https://doi.org/10.1101/2020.08.19.256867

Abstract
“The behavioral strategies that mammals use to learn multi-step routes in natural …

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How different prefrontal regions may contribute to different stages of navigation?

Eva Zita Patai, Hugo J. Spiers. The Versatile Wayfinder: Prefrontal Contributions to Spatial Navigation. Trends in Cognitive Sciences, 2021, https://doi.org/10.1016/j.tics.2021.02.010.

Highlights
“Navigation is a behavior fundamental to all mobile animals, and incorporates various cognitive functions, including memory, planning, decision-making, …

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Whether grid cell networks show continuous attractor dynamics and how they interface with inputs from the environment?

Richard J. Gardner, Erik Hermansen, Marius Pachitariu, Yoram Burak, Nils A. Baas, Benjamin A. Dunn, May-Britt Moser, Edvard I. Moser. Toroidal topology of population activity in grid cells. bioRxiv 2021.02.25.432776; doi: https://doi.org/10.1101/2021.02.25.432776

Abstract
“The medial entorhinal cortex (MEC) is …

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CogNav Blog

New discovery worth spreading on cognitive navigation in robotics and neuroscience

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