Category: Spatial Memory

How does the human brain encode egocentric (self-centered) spatial information?

Lukas Kunz, Armin Brandt, Peter C. Reinacher, Bernhard P. Staresina, Eric T. Reifenstein, Christoph T. Weidemann, Nora A. Herweg, Melina Tsitsiklis, Richard Kempter, Michael J. Kahana, Andreas Schulze-Bonhage, Joshua Jacobs. A neural code of egocentric spatial information in human medial

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How do spatial maps work in olfactory cortex during olfactory navigation?

Cindy Poo, Gautam Agarwal, Niccolò Bonacchi, Zachary Mainen. Spatial maps in olfactory cortex during olfactory navigation
bioRxiv 2020.02.18.935494; doi: https://doi.org/10.1101/2020.02.18.935494

Abstract
Animals rely on chemical signals to forage for food, shelter, and mates. Such behaviors call for odor

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How do the brain circuits work in encoding, retrieval and discrimination of episodic memories?

Hainmueller, T., Bartos, M. Dentate gyrus circuits for encoding, retrieval and discrimination of episodic memories. Nat Rev Neurosci (2020). https://doi.org/10.1038/s41583-019-0260-z

Abstract
The dentate gyrus (DG) has a key role in hippocampal memory formation. Intriguingly, DG lesions impair …

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How do 3D place cells represent 3D volumetric space in rats?

Roddy M. Grieves, Selim Jedidi-Ayoub, Karyna Mishchanchuk, Anyi Liu, Sophie Renaudineau & Kate J. Jeffery. The place-cell representation of volumetric space in rats. Nat Commun 11, 789 (2020). https://doi.org/10.1038/s41467-020-14611-7

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

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How spatial information is dynamically reactivated in sub-regions of the human MTL and how this reactivation guides recall of episodic information

Nora A. Herweg, Ashwini D. Sharan, Michael R. Sperling, Armin Brandt, Andreas Schulze-Bonhage and Michael J. Kahana. Reactivated spatial context guides episodic recall. Journal of Neuroscience 23 January 2020, 1640-19; DOI: https://doi.org/10.1523/JNEUROSCI.1640-19.2019

Abstract
“The medial temporal lobe (MTL) is …

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How biological and artificial learning systems work?

James L. McClelland, Bruce L. McNaughton, Andrew K. Lampinen. Integration of New Information in Memory: New Insights from a Complementary Learning Systems Perspective. bioRxiv 2020.01.17.909804; doi: https://doi.org/10.1101/2020.01.17.909804

Abstract
“According to complementary learning systems theory, integrating new memories into the …

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How the dynamic internal states shape memory retrieval?

Tarder-Stoll, Hannah, Manasi Jayakumar, Halle R. Dimsdale-Zucker, Eren Günseli, and Mariam Aly. “Dynamic internal states shape memory retrieval.” Neuropsychologia (2019): 107328.

Highlights
• Retrieval mode is a neurocognitive state that optimizes access to memory.

• We review how

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