Brain Inspired Navigation Blog
Samuel J Levy, Michael E Hasselmo. Hippocampal remapping induced by new behavior is mediated by spatial context. bioRxiv 2023.02.20.529330; doi: https://doi.org/10.1101/2023.02.20.529330
Abstract
“The hippocampus plays a central role in episodic memory and spatial navigation. Hippocampal neurons form unique representational …
Sheintuch, Liron, Nitzan Geva, Daniel Deitch, Alon Rubin, and Yaniv Ziv. “Organization of hippocampal CA3 into correlated cell assemblies supports a stable spatial code.” Cell Reports 42, no. 2 (2023).
Summary
“Hippocampal subfield CA3 is thought to …
Irene Navarro-Lobato, Adrian Aleman-Zapata, Anumita Samanta, Milan Bogers, Shekhar Narayanan, Abdelrahman Rayan, Alejandra Alonso, Jacqueline van der Meij, Mehdi Khamassi, Zafar Khan, Lisa Genzel. Learning Fast and Slow: Increased cortical plasticity leads to memory interference and enhanced hippocampal-cortical interactions. …
Yusuke Teratani-Ota, Brian J. Wiltgen. Encoding object-location memories along the proximodistal axis of CA1. bioRxiv 2022.10.17.512601; doi: https://doi.org/10.1101/2022.10.17.512601
Abstract
“The hippocampus is thought to combine “what” and “where” information from the cortex so that objects and events can …
LaChance, Patrick A., and Jeffrey S. Taube. “A model for transforming egocentric views into goal‐directed behavior.” Hippocampus (2023).
Abstract
“Neurons in the rat postrhinal cortex (POR) respond to the egocentric (observer-centered) bearing and distance of the boundaries, …
Hsu, LJ., Bertho, M. & Kiehn, O. Deconstructing the modular organization and real-time dynamics of mammalian spinal locomotor networks. Nat Commun 14, 873 (2023). https://doi.org/10.1038/s41467-023-36587-w
Abstract
“Locomotion empowers animals to move. Locomotor-initiating signals from the brain are funneled through …
Eleanor Spens, Neil Burgess. A Generative Model of Memory Construction and Consolidation. bioRxiv 2023.01.19.524711; doi: https://doi.org/10.1101/2023.01.19.524711
Abstract
“Human episodic memories are (re)constructed, combining unique features with schema-based predictions, and share neural substrates with imagination. They also show systematic schema-based …
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 …
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 …
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 …
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, …
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 …
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 …
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 …
Thomas Schreiner, Benjamin J. Griffiths, Merve Kutlu, Christian Vollmar, Elisabeth Kaufmann, Stefanie Quach, Jan Remi, Soheyl Noachtar, Tobias Staudigl. Memory reactivation of real-world spatial orientation revealed by human electrophysiology. bioRxiv 2023.01.27.525854; doi: https://doi.org/10.1101/2023.01.27.525854
Abstract
“Spatial navigation and memory …
Brain Inspired Navigation Blog
New discovery worth spreading on brain-inspired navigation in neurorobotics and neuroscience