Category: 3D Spatial Representation

How does the hippocampus represent 3D space in past, present and future?

Nicholas M. Dotson and Michael M. Yartsev. Nonlocal spatiotemporal representation in the hippocampus of freely flying bats. SCIENCE 09 JUL 2021 : 242-247

“The neural code for 3D map–based navigation in area CA1 of bats forms a continuum through …

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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 does the brain encode abstract state-space representations in high-dimensional environments?

Cross L, Cockburn J, Yue Y, O’Doherty JP. Using deep reinforcement learning to reveal how the brain encodes abstract state-space representations in high-dimensional environments. Neuron. 2020 Dec 7:S0896-6273(20)30899-0. doi: 10.1016/j.neuron.2020.11.021.

In Brief
Cross et al. scanned humans playing

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How to build a fully automated bat flight environment for studying 3D navigation in flying bats?

Genzel D, Yartsev MM. The fully automated bat (FAB) flight room: A human-free environment for studying navigation in flying bats and its initial application to the retrosplenial cortex. Journal of Neuroscience Methods. 2020 Oct:108970. DOI: 10.1016/j.jneumeth.2020.108970.

“Background
Bats can

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How do rats navigate in three-dimensional volumetric environments?

Selim Jedidi-Ayoub, Karyna Mishchanchuk, Anyi Liu, Sophie Renaudineau, Éléonore Duvelle & Roddy M. Grieves. Volumetric spatial behaviour in rats reveals the anisotropic organisation of navigation. Anim Cogn (2020). https://doi.org/10.1007/s10071-020-01432-w

Abstract
“We investigated how access to the vertical dimension influences …

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How can 3D head orienting movements be encoded in the primary visual cortex?

Grigori Guitchounts, Javier Masís, Steffen B.E. Wolff, David Cox. Encoding of 3D Head Orienting Movements in the Primary Visual Cortex. Neuron, August 11, 2020, DOI:https://doi.org/10.1016/j.neuron.2020.07.014

Summary
Animals actively sample the sensory world by generating complex patterns of movement

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How does the mouse brain encode 3D compass?

Dora E. Angelaki, Julia Ng, Amada M. Abrego, Henry X. Cham, Eftihia K. Asprodini, J. David Dickman & Jean Laurens . A gravity-based three-dimensional compass in the mouse brainNat Commun 11, 1855 (2020). https://doi.org/10.1038/s41467-020-15566-5

Abstract
“Gravity sensing provides …

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