Tag: Allocentric

What’s the relationship between world-centered (allocentric) and self-centered (egocentric) frames of spatial coding in the hippocampus during navigation?

Jordan Carpenter, Jan Sigurd Blackstad, David Tingley, Valentin A. Normand, Edvard I. Moser, May-Britt Moser, Benjamin A. Dunn. Investigating egocentric tuning in hippocampal CA1 neurons. Journal of Neuroscience, 13 August 2024, e0040242024; DOI: 10.1523/JNEUROSCI.0040-24.2024

Abstract
Navigation requires integrating

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How the brain process gated transformations from egocentric to allocentric reference frames involving retrosplenial cortex, entorhinal cortex, and hippocampus?

Alexander, A. S., Robinson, J. C., Stern, C. E., & Hasselmo, M. E. (2023). Gated transformations from egocentric to allocentric reference frames involving retrosplenial cortex, entorhinal cortex, and hippocampus. Hippocampus, 1– 23. https://doi.org/10.1002/hipo.23513

Abstract
This paper reviews the

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How egocentric and allocentric reference frames are chosen and interact in navigation tasks, as well as how they are supported by representations in the brain?

Vijayabaskaran S, Cheng S (2022) Navigation task and action space drive the emergence of egocentric and allocentric spatial representations. PLoS Comput Biol 18(10): e1010320. https://doi.org/10.1371/journal.pcbi.1010320

Abstract
In general, strategies for spatial navigation could employ one of two spatial

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How navigation task and action space drive the emergence of egocentric and allocentric spatial representations?

Sandhiya Vijayabaskaran, Sen Cheng. Navigation task and action space drive the emergence of egocentric and allocentric spatial representations. bioRxiv 2022.06.22.497126; doi: https://doi.org/10.1101/2022.06.22.497126

Abstract
“In general, strategies for spatial navigation could employ one of two spatial reference frames: egocentric or …

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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 implement allocentric-egocentric coordinate transformation to guide navigation behavior?

Joeri BG van Wijngaarden, Susanne S Babl, Hiroshi T Ito. Entorhinal-retrosplenial circuits for allocentric-egocentric transformation of boundary coding. Elife. 2020 Nov 3;9:e59816. doi: 10.7554/eLife.59816. PMID: 33138915.

Abstract
Spatial navigation requires landmark coding from two perspectives, relying on viewpoint-invariant

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How the human brain encodes allocentric boundary and goal direction information?

Shine, J.P., Valdés-Herrera, J.P., Tempelmann, C. et al. Evidence for allocentric boundary and goal direction information in the human entorhinal cortex and subiculumNat Commun 10, 4004 (2019) doi:10.1038/s41467-019-11802-9

Abstract
“In rodents, cells in the medial entorhinal cortex (EC) …

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