Category: Cognitive Navigation

Whether the firing associations of grid cells depend on hippocampal inputs?

Noam Almog, Gilad Tocker, Tora Bonnevie, Edvard Moser, May-Britt Moser, Dori Derdikman. During hippocampal inactivation, grid cells maintain their synchrony, even when the grid pattern is lost. bioRxiv 592006; doi: https://doi.org/10.1101/592006

Abstract
The grid cell network in the MEC …

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How velocity coupling of grid modules enables stable embedding of a low dimensional variable in a high dimensional attractor

Noga Mosheiff, Yoram Burak. Velocity coupling of grid modules enables stable embedding of a low dimensional variable in a high dimensional attractor. eLife 2019;8:e48494 DOI: 10.7554/eLife.48494

Abstract
Grid cells in the medial entorhinal cortex (MEC) encode position using a …

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How olfactory landmarks and path integration converge to form a cognitive spatial map?

Walter M Fischler, Narendra Joshi, Virginia Devi-Chou, Lacey Kitch, Mark Schnitzer, Larry F Abbott, Richard Axel. Olfactory Landmarks and Path Integration Converge to Form a Cognitive Spatial Map. bioRxiv 752360; doi: https://doi.org/10.1101/752360

Abstract
The convergence of internal path

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How does place cell network pattern develop with experience?

Soyoun KimDajung JungSebastien Royer. Place cell map genesis via competitive learning and conjunctive coding in the dentate gyrus

Abstract
Place cells exhibit spatially selective firing fields and collectively map the

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How do neurons encode long-term memories?

Gonzalez, Walter G., Hanwen Zhang, Anna Harutyunyan, and Carlos Lois. “Persistence of neuronal representations through time and damage in the hippocampus.” Science 23 Aug 2019:Vol. 365, Issue 6455, pp. 821-825 DOI: 10.1126/science.aav9199

Abstract
How do neurons encode

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How the entorhinal cortex supports landmark-based navigation and path integration

Chen, Xiaoli, Paula Vieweg, and Thomas Wolbers. “Computing distance information from landmarks and self-motion cues-Differential contributions of anterior-lateral vs. posterior-medial entorhinal cortex in humans.” NeuroImage (2019): 116074.

Abstract
Landmarks and path integration cues are two important sources

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How the brain encode and retrieve information about where, what, when?

Jørgen Sugar and May‐Britt Moser. Episodic memory: Neuronal codes for what, where, and when. Hippocampus. 2019; 1– 16. https://doi.org/10.1002/hipo.23132

Abstract
“Episodic memory is defined as the ability to recall events in a spatiotemporal context. Formation of such memories is …

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How heading neurons in the Drosophila central complex guide moment-to-moment navigational behavior?

Jonathan Green, Vikram Vijayan, Peter Mussells Pires, Atsuko Adachi & Gaby Maimon. A neural heading estimate is compared with an internal goal to guide oriented navigation. Nature Neuroscience, 22 July 2019. https://doi.org/10.1038/s41593-019-0444-x

Abstract
Goal-directed navigation is thought to

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How to enable robots to navigate the moon?

A latest IEEE Spectrum Report titled ‘Robots Will Navigate the Moon With Maps They Make Themselves‘ by Prachi Patel has been published. 

Astrobotic’s autonomous navigation will help lunar landers, rovers, and drones find their way on the moon. …

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How does the brain process spatial coordinate system transformations?

Andrew Alexander, Lucas Carstensen, James Hinman, Florian Raudies, G. William Chapman, Michael Hasselmo. Egocentric boundary vector tuning of the retrosplenial cortex. bioRxiv 702712; doi: https://doi.org/10.1101/702712

Abstract

” The retrosplenial cortex is reciprocally connected with a majority of structures implicated …

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How does rat place cells encode 3D volumetric space?

Roddy M Grieves, Selim Jedidi-Ayoub, Karyna Mishchanchuk, Anyi Liu, Sophie Renaudineau, Kate J Jeffery. The place-cell representation of volumetric space in rats.

Abstract
“Place cells are spatially modulated neurons found in the hippocampus that underlie …

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How does the brain transform egocentric information into an allocentric spatial reference frame?

Patrick A. LaChance, Travis P. Todd, Jeffrey S. Taube. A sense of space in postrhinal cortex. Science 12 Jul 2019: Vol. 365, Issue 6449, eaax4192 DOI: 10.1126/science.aax4192

Abstract
“A topographic representation of local space is critical for navigation and …

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How does the 3D neural compass work in the mouse brain?

Angelaki, Dora E., Julia Ng, Amada M. Abrego, Henry X. Cham, J. D. Dickman, and Jean Laurens. “A gravity-based three-dimensional compass in the mouse brain.” bioRxiv (2019): 570382.

Summary
“Head direction cells in the mammalian limbic system are …

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Are there different kinds of head direction cells in the brain?

Dudchenko, Paul A., Emma R. Wood, and Anna Smith. “A new perspective on the head direction cell system and spatial behavior.” Neuroscience & Biobehavioral Reviews (2019).

Highlights
• Damage to the head direction circuit produces only modest impairments …

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How the brain remembers where you’re heading to?

Kunz, Lukas, Liang Wang, Daniel Lachner-Piza, Hui Zhang, Armin Brandt, Matthias Dümpelmann, Peter C. Reinacher et al. “Hippocampal theta phases organize the reactivation of large-scale electrophysiological representations during goal-directed navigation.” Science Advances 5, no. 7 (2019): eaav8192.

Abstract
Humans are

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