Category: Spatial Memory

How specific populations of cells within the LEC contribute to the integration of episodic memory components?

Vandrey, Brianna, Derek LF Garden, Veronika Ambrozova, Christina McClure, Matthew F. Nolan, and James A. Ainge. “Fan Cells in Layer 2 of the Lateral Entorhinal Cortex Are Critical for Episodic-like Memory.” Current Biology (2019).

Summary
Episodic memory

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How the brain and robots encode social location information?

Bos, Jeroen J., Martin Vinck, Pietro Marchesi, Amos Keestra, Laura A. van Mourik-Donga, Jadin C. Jackson, Paul FMJ Verschure, and Cyriel MA Pennartz. “Multiplexing of Information about Self and Others in Hippocampal Ensembles.” Cell Reports 29, no. 12 …

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How the Human Brain Perform the Retrieval of Large-Scale Spatial Environments?

Derek J. Huffman, Arne D. Ekstrom, A Modality-Independent Network Underlies the Retrieval of Large-Scale Spatial Environments in the Human Brain, Neuron, Volume 104, Issue 3, 2019, Pages 611-622.e7, ISSN 0896-6273, https://doi.org/10.1016/j.neuron.2019.08.012.

Abstract
In humans, the extent to which

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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 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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How the brain represent allocentric (map-based) vectors to boundaries, objects, and goals?

Steven Poulter, Sang Ah Lee, James Dachtler, Thomas J. Wills, Colin Lever. Vector Trace cells in the Subiculum of the Hippocampal formation. bioRxiv 805242; doi: https://doi.org/10.1101/805242

Abstract
Successfully navigating in physical or semantic space requires a neural representation

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How abstract and discrete relational structures are represented, combined, and navigated in the human brain?

Seongmin A. Park, Douglas S. Miller, Hamed Nili, Charan Ranganath, Erie D. Boorman. Map making: Constructing, combining, and navigating abstract cognitive maps. bioRxiv 810051; doi: https://doi.org/10.1101/810051

ABSTRACT
Cognitive maps are thought to enable model-based inferences from limited experience

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