Category: Cognitive Navigation

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

Xiaoli Chen, Paula Vieweg, Thomas Wolbers.Computing distance information from landmarks and self-motion cues – Differential contributions of anterior-lateral vs. posterior-medial entorhinal cortex in humans. NeuroImage, Volume 202,2019, 116074, ISSN 1053-8119, https://doi.org/10.1016/j.neuroimage.2019.116074.

Abstract
“Landmarks and path integration cues are

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How the Spiking Neural Network allows for navigation through an environment via landmark association without needing GPS?

Alexander Jones, Andrew Rush, Cory Merkel, Eric Herrmann, Ajey P. Jacob, Clare Thiem, Rashmi Jha. A neuromorphic SLAM architecture using gated-memristive synapses. Neurocomputing, 2019, https://doi.org/10.1016/j.neucom.2019.09.098.

Abstract
Navigation in GPS-denied environments is a critical challenge for autonomous mobile platforms

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How the brain performs egocentric-to-allocentric transformations?

Cheng Wang, Xiaojing Chen, James J Knierim. Egocentric and allocentric representations of space in the rodent brain, Current Opinion in Neurobiology, Volume 60, 2020, Pages 12-20,https://doi.org/10.1016/j.conb.2019.11.005.

Abstract:

“Spatial signals are prevalent within the hippocampus and its neighboring regions. It …

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How visual cues are integrated into the compass in the brain?

Yvette E. Fisher, Jenny Lu, Isabel D’Alessandro & Rachel I. Wilson . Sensorimotor experience remaps visual input to a heading-direction network. Nature (2019) doi:10.1038/s41586-019-1772-4

Abstract

“In the Drosophila brain, ‘compass’ neurons track the orientation of the body and head …

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How the internal heading representation is linked to the sensory cues in the brain?

Kim, S.S., Hermundstad, A.M., Romani, S. et al. Generation of stable heading representations in diverse visual scenes. Nature (2019) doi:10.1038/s41586-019-1767-1

Abstract
Many animals rely on an internal heading representation when navigating in varied environments1,2,3,4,5,6,7,8,9,10. How this representation

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How path integration is performed in the brain?

Savelli, Francesco, and James J. Knierim. “Origin and role of path integration in the cognitive representations of the hippocampus: computational insights into open questions.” Journal of Experimental Biology 222, no. Suppl 1 (2019): jeb188912.

ABSTRACT
Path integration is

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How the hippocampal spatial memory representations is maintained?

Samuel J Levy, Nathaniel R Kinsky, William Mau, David W Sullivan, Michael E Hasselmo. Hippocampal spatial memory representations in mice are heterogeneously stable. bioRxiv 843037; doi: https://doi.org/10.1101/843037

Abstract
The population of hippocampal neurons actively coding space continually changes

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How environmental geometry affects human spatial memory?

Bellmund, J.L.S., de Cothi, W., Ruiter, T.A. et al. Deforming the metric of cognitive maps distorts memory. Nat Hum Behav (2019) doi:10.1038/s41562-019-0767-3

Abstract
Environmental boundaries anchor cognitive maps that support memory. However, trapezoidal boundary geometry distorts the regular firing …

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How the brain performs spatial coordinate transforms for navigation?

Rolls, ET. Spatial coordinate transforms linking the allocentric hippocampal and egocentric parietal primate brain systems for memory, action in space, and navigation. Hippocampus. 2019; 1– 22. https://doi.org/10.1002/hipo.23171

Abstract
“A theory and model of spatial coordinate transforms in the dorsal …

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How memories are encoded in the brain?

Rodrigo Quian Quiroga. Plugging in to Human Memory: Advantages, Challenges, and Insights from Human Single-Neuron Recordings.Cell. Volume 179, Issue 5, 14 November 2019, Pages 1015-1032.  DOI: https://doi.org/10.1016/j.cell.2019.10.016

We describe single-neuron recordings in the human hippocampal formation, performed in epileptic …

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How the brain represents sequential relationships among discrete nonspatial events?

Babak Shahbaba, Lingge LI, Forest Agostinelli, Mansi Saraf, Gabriel A Elias, Pierre F Baldi, Norbert J Fortin. 
Hippocampal ensembles represent sequential relationships among discrete nonspatial events
bioRxiv 840199; doi: https://doi.org/10.1101/840199

Abstract
The hippocampus is critical to the temporal

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How the brain acquire and exploit spatial context?

Eelke Spaak, Floris P. de Lange. Hippocampal and prefrontal theta-band mechanisms underpin implicit spatial context learning. Journal of Neuroscience 7 November 2019, 1660-19; DOI: 10.1523/JNEUROSCI.1660-19.2019

Abstract
Humans can rapidly and seemingly implicitly learn to predict typical locations of

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How humans navigate through their environment based on olfactory cues?

Hamburger, K. and Knauff, M. (2019), Odors Can Serve as Landmarks in Human Wayfinding. Cogn Sci, 43: e12798. doi:10.1111/cogs.12798

Abstract
Scientists have shown that many non‐human animals such as ants, dogs, or rats are very good at using

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How the spatial tuning relates to memory for events involving locations?

Qasim, S.E., Miller, J., Inman, C.S. et al. Memory retrieval modulates spatial tuning of single neurons in the human entorhinal cortex. Nat Neurosci (2019) doi:10.1038/s41593-019-0523-z

Abstract
“The medial temporal lobe is critical for both spatial navigation and memory.

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How the cognitive processes of spatial navigation and memory are linked in the brain?

Ethan A. Solomon, Bradley C. Lega, Michael R. Sperling, Michael J. Kahana. Hippocampal theta codes for distances in semantic and temporal spaces. Proceedings of the National Academy of Sciences Nov 2019, 201906729; DOI: 10.1073/pnas.1906729116

Significance
The medial temporal

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