Category: Cognitive Navigation

Whether place cells encode the angular and linear position as well as motion direction of a simple stimulus, regardless of self-motion, memory or reward?

Chinmay S. Purandare, Shonali Dhingra, Rodrigo Rios, Cliff Vuong, Thuc To, Ayaka Hachisuka, Krishna Choudhary & Mayank R. Mehta. Moving bar of light evokes vectorial spatial selectivity in the immobile rat hippocampus. Nature (2022). https://doi.org/10.1038/s41586-022-04404-x

Abstract
“Visual cortical neurons …

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How to build a cognitive map?

James C.R. Whittington, David McCaffary, Jacob J.W. Bakermans, Timothy E.J. Behrens.  How to build a cognitive map: insights from models of the hippocampal formation. arXiv:2202.01682 [q-bio.NC], 2022. 

Abstract

“Learning and interpreting the structure of the environment is an innate …

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What’s the role of the orbitofrontal cortex in creating cognitive maps?

Kauê Machado Costa, Robert Scholz, Kevin Lloyd, Perla Moreno-Castilla, Matthew P.H. Gardner, Peter Dayan, Geoffrey Schoenbaum. The role of the orbitofrontal cortex in creating cognitive maps. bioRxiv 2022.01.25.477716

Abstract
We use internal models of the external world to

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How does the retina construct the distinct neural representations required for diverse behaviors?

Mathew T. Summers, Marla B. Feller. Distinct Inhibitory Pathways Control Velocity and Directional Tuning in the Retina. bioRxiv 2022.01.13.476257; doi: https://doi.org/10.1101/2022.01.13.476257

Abstract
“The sensory periphery is responsible for detecting ethologically relevant features of the external world, using compact, predominantly …

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How does the brain implement planning?

Marcelo G. Mattar, Máté Lengyel. Planning in the brain. Neuron, 2022, https://doi.org/10.1016/j.neuron.2021.12.018.

Summary
“Recent breakthroughs in artificial intelligence (AI) have enabled machines to plan in tasks previously thought to be uniquely human. Meanwhile, the planning algorithms implemented by the

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What is the principle of the functional circuit interactions between LEC and the hippocampus?

Olesia M Bilash, Spyridon Chavlis, Panayiota Poirazi, Jayeeta Basu. Lateral entorhinal cortex inputs modulate hippocampal dendritic excitability by recruiting a local disinhibitory microcircuit. bioRxiv 2022.01.13.476247; doi: https://doi.org/10.1101/2022.01.13.476247

Abstract
The lateral entorhinal cortex (LEC) provides information about multi-sensory environmental

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How does the mammalian brain represent goal locations?

Nils Nyberg, Éléonore Duvelle, Caswell Barry, Hugo J. Spiers. Spatial goal coding in the hippocampal formation. Neuron, January 14, 2022. DOI:https://doi.org/10.1016/j.neuron.2021.12.012

Summary
“The mammalian hippocampal formation contains several distinct populations of neurons involved in representing self-position and orientation. These …

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How the brain uses diverse sensory information to generate a stable directional representation of space?

Kadjita Asumbisa, Adrien Peyrache, Stuart Trenholm. Flexible cue anchoring strategies enable stable head direction coding in both sighted and blind animalsdoi: https://doi.org/10.1101/2022.01.12.476111

Abstract
Vision plays a crucial role in instructing the brain’s spatial navigation systems

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How velocity cues with time-varying reliabilities are integrated into an evolving position estimate over prolonged time periods, and how the brain builds internal models inferring when cues ought to be integrated versus segregated?

Jean-Paul Noel and Dora E. Angelaki. Cognitive, Systems, and Computational Neurosciences of the Self in Motion. Annual Review of Psychology. Vol. 73:103-129 (Volume publication date January 2022).  https://doi.org/10.1146/annurev-psych-021021-103038

Abstract
Navigating by path integration requires continuously estimating one’s self-motion.

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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. Nature (2022). https://doi.org/10.1038/s41586-021-04268-7

Abstract
“The medial entorhinal cortex is part …

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How are neural representations of space used in the service of both real-world navigation and internal mnemonic processes?

Wenbo Tang and Shantanu P. JadhavMultiple-Timescale Representations of Space: Linking Memory to Navigation. Annual Review of Neuroscience. Vol. 45:- (Volume publication date July 2022). Review in Advance first posted online on December 22, 2021. (Changes may still …

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Why are our conceptions of space and time intertwined with memory in the hippocampal formation?

Lynn Nadel. The hippocampal formation and action at a distance. Proceedings of the National Academy of Sciences Dec 2021, 118 (51) e2119670118; DOI: 10.1073/pnas.2119670118

 

“Why is it that the same neural system is so intimately involved in aspects …

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How is the sense of space properly updated when travelling and heading angles differ?

Cheng Lyu, L. F. Abbott & Gaby Maimon. Building an allocentric travelling direction signal via vector computationNature (2021). https://doi.org/10.1038/s41586-021-04067-0

Abstract
“Many behavioural tasks require the manipulation of mathematical vectors, but, outside of computational models1,2,3,4,5,6,7, it is not known

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How does the brain create spatial maps in piriform cortex during olfactory navigation?

Cindy Poo, Gautam Agarwal, Niccolò Bonacchi & Zachary F. Mainen. Spatial maps in piriform cortex during olfactory navigationNature (2021). https://doi.org/10.1038/s41586-021-04242-3

Abstract
Odours are a fundamental part of the sensory environment used by animals to guide behaviours such

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How does the brain map vestibular and visual contributions to angular head velocity tuning in the cortex?

Eivind Hennestad, Aree Witoelar, Anna R. Chambers, Koen Vervaeke. Mapping vestibular and visual contributions to angular head velocity tuning in the cortex. Cell Reports, Volume 37, Issue 12, 2021, 110134.

Summary
Neurons that signal the angular velocity of

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