Category: Neural Basis of Navigation

How the entorhinal cortex supports landmark-based navigation and path integration?

Xiaoli Chen, Paula Vieweg, Thomas Wolbers.Computing distance information from landmarks and self-motion cues – Differential contributions of anterior-lateral vs. posterior-medial entorhinal cortex in humans. NeuroImage, Volume 202,2019, 116074, ISSN 1053-8119, https://doi.org/10.1016/j.neuroimage.2019.116074.

Abstract
“Landmarks and path integration cues are

Be the First to comment. Read More

How the Spiking Neural Network allows for navigation through an environment via landmark association without needing GPS?

Alexander Jones, Andrew Rush, Cory Merkel, Eric Herrmann, Ajey P. Jacob, Clare Thiem, Rashmi Jha. A neuromorphic SLAM architecture using gated-memristive synapses. Neurocomputing, 2019, https://doi.org/10.1016/j.neucom.2019.09.098.

Abstract
Navigation in GPS-denied environments is a critical challenge for autonomous mobile platforms

Be the First to comment. Read More

How the brain performs egocentric-to-allocentric transformations?

Cheng Wang, Xiaojing Chen, James J Knierim. Egocentric and allocentric representations of space in the rodent brain, Current Opinion in Neurobiology, Volume 60, 2020, Pages 12-20,https://doi.org/10.1016/j.conb.2019.11.005.

Abstract:

“Spatial signals are prevalent within the hippocampus and its neighboring regions. It …

Be the First to comment. Read More

How visual cues are integrated into the compass in the brain?

Yvette E. Fisher, Jenny Lu, Isabel D’Alessandro & Rachel I. Wilson . Sensorimotor experience remaps visual input to a heading-direction network. Nature (2019) doi:10.1038/s41586-019-1772-4

Abstract

“In the Drosophila brain, ‘compass’ neurons track the orientation of the body and head …

Be the First to comment. Read More

How the internal heading representation is linked to the sensory cues in the brain?

Kim, S.S., Hermundstad, A.M., Romani, S. et al. Generation of stable heading representations in diverse visual scenes. Nature (2019) doi:10.1038/s41586-019-1767-1

Abstract
Many animals rely on an internal heading representation when navigating in varied environments1,2,3,4,5,6,7,8,9,10. How this representation

Be the First to comment. Read More

How environmental geometry affects human spatial memory?

Bellmund, J.L.S., de Cothi, W., Ruiter, T.A. et al. Deforming the metric of cognitive maps distorts memory. Nat Hum Behav (2019) doi:10.1038/s41562-019-0767-3

Abstract
Environmental boundaries anchor cognitive maps that support memory. However, trapezoidal boundary geometry distorts the regular firing …

Be the First to comment. Read More

How the brain acquire and exploit spatial context?

Eelke Spaak, Floris P. de Lange. Hippocampal and prefrontal theta-band mechanisms underpin implicit spatial context learning. Journal of Neuroscience 7 November 2019, 1660-19; DOI: 10.1523/JNEUROSCI.1660-19.2019

Abstract
Humans can rapidly and seemingly implicitly learn to predict typical locations of

Be the First to comment. Read More

How humans navigate through their environment based on olfactory cues?

Hamburger, K. and Knauff, M. (2019), Odors Can Serve as Landmarks in Human Wayfinding. Cogn Sci, 43: e12798. doi:10.1111/cogs.12798

Abstract
Scientists have shown that many non‐human animals such as ants, dogs, or rats are very good at using

Be the First to comment. Read More

How the spatial tuning relates to memory for events involving locations?

Qasim, S.E., Miller, J., Inman, C.S. et al. Memory retrieval modulates spatial tuning of single neurons in the human entorhinal cortex. Nat Neurosci (2019) doi:10.1038/s41593-019-0523-z

Abstract
“The medial temporal lobe is critical for both spatial navigation and memory.

Be the First to comment. Read More

How the cognitive processes of spatial navigation and memory are linked in the brain?

Ethan A. Solomon, Bradley C. Lega, Michael R. Sperling, Michael J. Kahana. Hippocampal theta codes for distances in semantic and temporal spaces. Proceedings of the National Academy of Sciences Nov 2019, 201906729; DOI: 10.1073/pnas.1906729116

Significance
The medial temporal

Be the First to comment. Read More

How the mammalian brain achieves accurate tracking of head direction at different turning-velocities?

Arseny Finkelstein, Hervé Rouault, Sandro Romani, Nachum Ulanovsky. Dynamic control of cortical head-direction signal by angular velocity. doi: https://doi.org/10.1101/730374

Abstract
The sense of direction requires accurate tracking of head direction at different turning-velocities, yet it remains unclear how

Be the First to comment. Read More

How to represent 3D space in the entorhinal cortex of flying bats?

Authors
*G. GINOSAR1, J. ALJADEFF2, Y. BURAK3, H. SOMPOLINSKY3, L. LAS1, N. ULANOVSKY1;
1 Weizmann Inst. of Sci., Rehovot, Israel; 2 Dept. of Bioengineering, Imperial Col. London, London, United Kingdom; 3 The Edmond and Lily Safra Ctr. for Brain Sciences, …

Be the First to comment. Read More

How the brain integrates external cues with internal head-direction (HD) signals to drive navigational behavior?

Gil Vantomme, Zita Rovó, Romain Cardis, Elidie Béard, Georgia Katsioudi, Angelo Guadagno, Virginie Perrenoud, Laura MJ Fernandez, Anita Lüthi. A thalamic reticular circuit for head direction cell tuning and spatial navigationbioRxiv 804575; doi: https://doi.org/10.1101/804575

Summary
To navigate

Be the First to comment. Read More

How the brain represent allocentric (map-based) vectors to boundaries, objects, and goals?

Steven Poulter, Sang Ah Lee, James Dachtler, Thomas J. Wills, Colin Lever. Vector Trace cells in the Subiculum of the Hippocampal formation. bioRxiv 805242; doi: https://doi.org/10.1101/805242

Abstract
Successfully navigating in physical or semantic space requires a neural representation

Be the First to comment. Read More

How abstract and discrete relational structures are represented, combined, and navigated in the human brain?

Seongmin A. Park, Douglas S. Miller, Hamed Nili, Charan Ranganath, Erie D. Boorman. Map making: Constructing, combining, and navigating abstract cognitive maps. bioRxiv 810051; doi: https://doi.org/10.1101/810051

ABSTRACT
Cognitive maps are thought to enable model-based inferences from limited experience

Be the First to comment. Read More