Category: Cognitive Navigation

How does freely swimming fish represent space and locomotion in the brain to enable successful navigation?

Vinepinsky, E., Cohen, L., Perchik, S. et al. Representation of edges, head direction, and swimming kinematics in the brain of freely-navigating fish. Sci Rep 10, 14762 (2020). https://doi.org/10.1038/s41598-020-71217-1

Abstract
Like most animals, the survival of fish depends on

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How are spatial landmarks encoded by cue cells in MEC for error correction during path integration?

Kinkhabwala, Amina A., Yi Gu, Dmitriy Aronov, and David W. Tank. “Visual cue-related activity of cells in the medial entorhinal cortex during navigation in virtual reality.” Elife 9 (2020): e43140.

Abstract
During spatial navigation, animals use self-motion

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How does the brain correct cumulative error in the path-integration system plastically and adaptively?

Jayakumar, R.P., Madhav, M.S., Savelli, F. et al. Recalibration of path integration in hippocampal place cells. Nature 566, 533–537 (2019). https://doi.org/10.1038/s41586-019-0939-3

Abstract
Hippocampal place cells are spatially tuned neurons that serve as elements of a ‘cognitive map’ in

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How does path integration operate at a neural level in humans?

Arnold, Aiden EG, Ford Burles, Signe Bray, Richard M. Levy, and Giuseppe Iaria. “Differential neural network configuration during human path integration.” Frontiers in human neuroscience 8 (2014): 263.

Abstract

Path integration is a fundamental skill for navigation

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How does the bird brain encode head direction?

Elhanan Ben-Yishay, Ksenia Krivoruchko, Shaked Ron, Nachum Ulanovsky, Dori Derdikman, Yoram Gutfreund. Head-Direction Coding in the Hippocampal Formation of Birds. bioRxiv 2020.08.31.274928; doi: https://doi.org/10.1101/2020.08.31.274928

Abstract
Birds strongly rely on spatial memory and navigation. However, it is unknown

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How does the brain navigate 2D semantic spaces?

Simone Viganò, Valerio Rubino, Antonio Di Soccio, Marco Buiatti, Manuela Piazza. Multiple spatial codes for navigating 2-D semantic spaces. bioRxiv 2020.07.16.205955; doi: https://doi.org/10.1101/2020.07.16.205955

Summary
When mammals navigate in the physical environment, specific neurons such as grid-cells, head-direction cells,

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How do humans navigate with stereo olfaction?

Yuli Wu, Kepu Chen, Yuting Ye, Tao Zhang, Wen Zhou. Humans navigate with stereo olfaction.
Proceedings of the National Academy of Sciences Jul 2020, 117 (27) 16065-16071; DOI: 10.1073/pnas.2004642117

Significance
The human brain exploits subtle differences between the

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How does the retrosplenial cortex perform 1D path integration and represent spatial context?

Ju M, Gaussier P. A model of path integration and representation of spatial context in the retrosplenial cortex. Biological Cybernetics. 2020 Apr;114(2):303-313. DOI: 10.1007/s00422-020-00833-x.

Abstract
“Inspired by recent biological experiments, we simulate animals moving in different environments (open space,

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How does the retrosplenial cortex encode or store spatial information?

Czajkowski, R., Jayaprakash, B., Wiltgen, B., Rogerson, T., Guzman-Karlsson, M. C., Barth, A. L., Trachtenberg, J. T., & Silva, A. J. (2014). Encoding and storage of spatial information in the retrosplenial cortex. Proceedings of the National Academy of Sciences …

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How to learn an efficient place cell map from grid cells using non-negative sparse coding?

Yanbo Lian, Anthony N. Burkitt. Learning an efficient place cell map from grid cells using non-negative sparse coding. bioRxiv 2020.08.12.248534; doi: https://doi.org/10.1101/2020.08.12.248534

Abstract
“Experimental studies of grid cells in the Medial Entorhinal Cortex (MEC) have shown that they are …

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How are grid cells modulated by local head direction?

Gerlei, K., Passlack, J., Hawes, I. et al. Grid cells are modulated by local head directionNat Commun 11, 4228 (2020). https://doi.org/10.1038/s41467-020-17500-1

Abstract
Grid and head direction codes represent cognitive spaces for navigation and memory. Pure grid …

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How do place cells and grid cells represent position across multiple environments with joint attractor dynamics?

Agmon, Haggai, and Yoram Burak. “A theory of joint attractor dynamics in the hippocampus and the entorhinal cortex accounts for artificial remapping and grid cell field-to-field variability.” eLife 9 (2020): e56894.

Abstract
The representation of position in

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How is information about position, direction of motion, and speed represented in the hippocampus?

Stefanini, Fabio, Lyudmila Kushnir, Jessica C. Jimenez, Joshua H. Jennings, Nicholas I. Woods, Garret D. Stuber, Mazen A. Kheirbek, René Hen, and Stefano Fusi. “A distributed neural code in the dentate gyrus and in CA1.” Neuron (2020), Volume …

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How do rodents execute efficient multi-step routes to goals in novel environments?

Philip Shamash, Sarah F. Olesen, Panagiota Iordanidou, Dario Campagner, Banerjee Nabhojit, 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
Animals must rapidly gather spatial information about new environments so that they

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How does the secondary motor cortex transform spatial information into planned action during navigation?

Jacob M.Olson, Jamie K.Li, Sarah E.Montgomery, Douglas A.Nitz. Secondary Motor Cortex Transforms Spatial Information into Planned Action during Navigation. Current Biology, Volume 30, Issue 10, 18 May 2020, Pages 1845-1854.e4

Summary
Fluid navigation requires constant updating of planned

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