Category: Neural Basis of Navigation

Whether grid-cell-like representations support temporal processing?

Gregory Peters-Founshtein, Amnon Dafni-Merom, Rotem Monsa, Shahar Arzy. Evidence for grid-cell-related activity in the time domain. bioRxiv 2022.06.14.476894; doi: https://doi.org/10.1101/2022.06.14.476894

Abstract
“The relation between the processing of space and time in the brain has been an enduring cross-disciplinary question. …

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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 …

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How could path integration vectors be encoded in the brains of bees for navigation?

Rickesh N. Patel, Julian Kempenaers, Stanley Heinze. Vector navigation in walking bumblebees. Current Biology, 2022, DOI:https://doi.org/10.1016/j.cub.2022.05.010

Summary
Path integration is a computational strategy that allows an animal to maintain an internal estimate of its position relative to a

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How does the brain maintain a stable head direction representation in naturalistic visual environments?

Hannah Haberkern, Shivam S Chitnis, Philip M Hubbard, Tobias Goulet, Ann M Hermundstad, Vivek Jayaraman. Maintaining a stable head direction representation in naturalistic visual environments. bioRxiv 2022.05.17.492284; doi: https://doi.org/10.1101/2022.05.17.492284

Abstract
Many animals rely on a representation of head

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How can small networks accurately track an animal’s movements to guide navigation?

Marcella Noorman, Brad K Hulse, Vivek Jayaraman, Sandro Romani, Ann M Hermundstad. Accurate angular integration with only a handful of neurons. bioRxiv 2022.05.23.493052; doi: https://doi.org/10.1101/2022.05.23.493052

Abstract
To flexibly navigate, many animals rely on internal spatial representations that persist

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How can a joint spatiotemporal phase code implement the combined neural representation of space and time in the human entorhinal cortex?

Nadasdy, Z., Howell, D., Török, Á., Nguyen, T. P., Shen, J. Y., Briggs, D. E., Modur, P. N., & Buchanan, R. J. (2022). Phase coding of spatial representations in the human entorhinal cortexScience advances8(18), eabm6081. …

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How the human brain represents time during a temporally continuous uninterrupted experience?

Zahra M. Aghajan, Gabriel Kreiman, Itzhak Fried. Periodic Time Cells in Human Entorhinal Cortex. bioRxiv 2022.05.05.490703; doi: https://doi.org/10.1101/2022.05.05.490703

Abstract
“The representation of time in the brain is a fundamental component of cognition. Here we investigated how the human brain

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How Drosophila LPLC1 neurons implement a selective collision avoidance behavior by pooling outputs of motion and object detectors, as well as spatially biased inhibition?

Ryosuke Tanaka, Damon A. Clark. Neural mechanisms to exploit positional geometry for collision avoidance,
Current Biology, 2022, https://doi.org/10.1016/j.cub.2022.04.023.

Summary
Visual motion provides rich geometrical cues about the three-dimensional configuration of the world. However, how brains decode the

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Whether network oscillation occurs in MEC at behavioural time scales in the second-to-minute regime such as spatial navigation and episodic memory?

Soledad Gonzalo Cogno, Horst A. Obenhaus, Ragnhild Irene Jacobsen, Flavio Donato, May-Britt Moser, Edvard I. Moser. Minute-scale oscillatory sequences in medial entorhinal cortex. bioRxiv 2022.05.02.490273; doi: https://doi.org/10.1101/2022.05.02.490273

Abstract
The medial entorhinal cortex (MEC) hosts many of the brain’s

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How does the hippocampus and its constituent pathways support novel category learning?

Jelena Sučević, Anna C. Schapiro. A neural network model of hippocampal contributions to category learning. bioRxiv 2022.01.12.476051; doi: https://doi.org/10.1101/2022.01.12.476051

Abstract
“In addition to its critical role in encoding individual episodes, the hippocampus is capable of extracting regularities across experiences. …

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What are the neural dynamics and architecture of the heading direction circuit in a vertebrate brain?

Luigi Petrucco, Hagar Lavian, You Kure Wu, Fabian Svara, Vilim Štih, Ruben Portugues. Neural dynamics and architecture of the heading direction circuit in a vertebrate brain. bioRxiv 2022.04.27.489672; doi: https://doi.org/10.1101/2022.04.27.489672

Abstract
“Animals can use different strategies to navigate. They …

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How does the brain translate experiences into structured knowledge that allows us to navigate to achieve goals?

Corey Fernandez, Jiefeng Jiang, Shao-Fang Wang, Hannah Choi, Anthony D Wagner. Representational integration and differentiation in the human hippocampus following goal-directed navigation. bioRxiv 2022.04.12.488078; doi: https://doi.org/10.1101/2022.04.12.488078

Abstract
“As we learn, dynamic memory processes build structured knowledge across our experiences. …

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How does the brain make flexible navigation decisions based on mixed visual and memory representations?

Shinichiro Kira, Houman Safaai, Ari S. Morcos, Stefano Panzeri, Christopher D. Harvey. A distributed and efficient population code of mixed selectivity neurons for flexible navigation decisions. bioRxiv 2022.04.10.487349; doi: https://doi.org/10.1101/2022.04.10.487349

Abstract
Decision-making requires flexibility to rapidly switch sensorimotor

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How does the hippocampus rapidly consolidates novel information for spatial navigation?

Brad E. Pfeiffer. Spatial learning drives rapid goal representation in hippocampal ripples without place field accumulation or goal-oriented theta sequences. Journal of Neuroscience 8 April 2022, JN-RM-2479-21; DOI: 10.1523/JNEUROSCI.2479-21.2022

Abstract
The hippocampus is critical for rapid acquisition of

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How do grid-cell modules remain coordinated when neural activity is dissociated from external sensory cues?

Torgeir Waaga, Haggai Agmon, Valentin A. Normand, Anne Nagelhus, Richard J. Gardner, May-Britt Moser, Edvard I. Moser, Yoram Burak. Grid-cell modules remain coordinated when neural activity is dissociated from external sensory cues, Neuron, 2022, https://doi.org/10.1016/j.neuron.2022.03.011.

Summary
The representation

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