How the brain maintain and update the uncertainty about one’s location to navigate efficiently?
Yul HR Kang, Daniel M Wolpert, Máté Lengyel. Spatial uncertainty and environmental geometry in navigation. bioRxiv 2023.01.30.526278; doi: https://doi.org/10.1101/2023.01.30.526278
Abstract
“Variations in the geometry of the environment, such as the shape and size of an enclosure, have profound …
Whether, and how, replay supports both future planning and preserving memories of the past？
G. Elliott Wimmer, Yunzhe Liu, Daniel C. McNamee, and Raymond J. Dolan. Distinct replay signatures for prospective decision-making and memory preservation. PNAS, 120 (6) e2205211120, 2023.
Significance
“The sequential neural reactivation of prior experience, known as replay, is …
How episodic memories are stored within brains?
Sachin P Vaidya, Raymond A Chitwood, Jeffrey C Magee. The formation of an expanding memory representation in the hippocampus. bioRxiv 2023.02.01.526663; doi: https://doi.org/10.1101/2023.02.01.526663
Abstract
“How episodic memories are stored within brains is poorly understood. While certain memory-retaining …
Do artificial intelligence (AI) agents learn to build internal spatial representations (or ‘mental’ maps) of their environment as a natural consequence of learning to navigate?
Erik Wijmans, Manolis Savva, Irfan Essa, Stefan Lee, Ari S. Morcos, Dhruv Batra. Emergence of Maps in the Memories of Blind Navigation Agents. arXiv:2301.13261 [cs.AI], 2023.
Abstact
“Animal navigation research posits that organisms build and maintain internal spatial representations, …
How entorhinal grid-like codes and time-locked network dynamics track others navigating through space?
Isabella C. Wagner, Luise P. Graichen, Boryana Todorova, Andre Lüttig, David B. Omer, Matthias Stangl & Claus Lamm. Entorhinal grid-like codes and time-locked network dynamics track others navigating through space. Nat Commun 14, 231 (2023). https://doi.org/10.1038/s41467-023-35819-3
Abstract
“Navigating …
How causal inference is performed in attributing retinal motion to self- and object-motion during closed-loop goal-directed navigation?
Jean-Paul Noel, Johannes Bill, Haoran Ding, John Vastola, Gregory C DeAngelis, Dora Angelaki, Jan Drugowitsch. Causal inference during closed-loop navigation: parsing of self- and object-motion. bioRxiv 2023.01.27.525974; doi: https://doi.org/10.1101/2023.01.27.525974
Abstract
“A key computation in building adaptive internal models …
How the human brain is tuned to veridical head direction signals?
Benjamin J Griffiths, Thomas Schreiner, Julia Schaefer, Christian Vollmar, Elisabeth Kaufmann, Stefanie Quach, Jan Remi, Soheyl Noachtar, Tobias Staudigl. Electrophysiological signatures of veridical head direction in humans. bioRxiv 2023.01.26.525724; doi: https://doi.org/10.1101/2023.01.26.525724
Abstract
“Information about heading direction is critical for …
About
Brain Inspired Navigation Blog
New discovery worth spreading on brain-inspired navigation in neurorobotics and neuroscience
Recent Posts
- How grid cell firing patterns rapidly adapt to novel or changing environmental features on a timescale relevant to behaviour?
- How the representations of space and time interact in the hippocampal memory system?
- How the brain integrate recent experiences into existing memories ensures that memories contain the most recently available information?
- How learning-associated astrocyte ensembles regulate memory recall?
- How bats use environmental acoustic information to perform acoustic cognitive map–based navigation?
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