Tag: Place Cells
How the hippocampus creates a vector-based model to support flexible navigation, allowing animals to select optimal paths to destinations from any location in the environment?
Ormond, J., O’Keefe, J. Hippocampal place cells have goal-oriented vector fields during navigation. Nature (2022). https://doi.org/10.1038/s41586-022-04913-9
Abstract
“The hippocampal cognitive map supports navigation towards, or away from, salient locations in familiar environments1. Although much is known about how the …
How to implement closed-loop control and recalibration of place cells by optic flow？
Manu S Madhav, Ravikrishnan P Jayakumar, Brian Y Li, Francesco Savelli, James J Knierim, Noah J Cowan. Closed-loop control and recalibration of place cells by optic flow. bioRxiv 2022.06.12.495823; doi: https://doi.org/10.1101/2022.06.12.495823
Abstract
“Understanding the interplay between sensory input, endogenous …
How hippocampal place cells use vector computations to navigate?
Jake Ormond, John O’Keefe. Hippocampal place cells use vector computations to navigate. bioRxiv 2021.06.23.449621; doi: https://doi.org/10.1101/2021.06.23.449621
Abstract
“One function of the Hippocampal Cognitive Map is to provide information about salient locations in familiar environments such as those containing reward …
How do hippocampal place cells support spatial navigation and memory?
Nick T.M. Robinson, Lucie A.L. Descamps, Lloyd E. Russell, Moritz O. Buchholz, Brendan A. Bicknell, Georgy K. Antonov, Joanna Y.N. Lau, Rebecca Nutbrown, Christoph Schmidt-Hieber, Michael Häusser. Targeted Activation of Hippocampal Place Cells Drives Memory-Guided Spatial Behavior. Cell, 2020, …
Whether do the dorsal CA1 place cells of rats encode environmental connectivity?
Éléonore Duvelle, Roddy M Grieves, Anyi Liu, Selim Jedidi-Ayoub, Joanna Holeniewska, Adam Harris, Nils Nyberg, Francesco Donnarumma, Julie M. Lefort, Kate J. Jeffery, Christopher Summerfield, Giovanni Pezzulo, Hugo J. Spiers. Hippocampal place cells encode global location but not changes in …
How does the brain navigate 2D semantic spaces?
Simone Viganò, Valerio Rubino, Antonio Di Soccio, Marco Buiatti, Manuela Piazza. Multiple spatial codes for navigating 2-D semantic spaces. bioRxiv 2020.07.16.205955; doi: https://doi.org/10.1101/2020.07.16.205955
Summary
“When mammals navigate in the physical environment, specific neurons such as grid-cells, head-direction cells, …
How to learn an efficient place cell map from grid cells using non-negative sparse coding?
Yanbo Lian, Anthony N. Burkitt. Learning an efficient place cell map from grid cells using non-negative sparse coding. bioRxiv 2020.08.12.248534; doi: https://doi.org/10.1101/2020.08.12.248534
Abstract
“Experimental studies of grid cells in the Medial Entorhinal Cortex (MEC) have shown that they are …
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CogNav Blog
New discovery worth spreading on cognitive navigation in neurorobotics and neuroscience
Recent Posts
- How the brain uses diverse sensory information to generate a stable directional representation of space?
- What’s the neural dynamics for landmark orientation and angular path integration?
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- How specific firing patterns and oscillatory dynamics in the entorhinal cortex and hippocampus can support both navigation and memory?
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