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My name is Artem, I’m a computational neuroscience student and researcher. In this video we talk about cognitive maps – internal models of outside world that the brain to generate flexible behavior that is generalized across contexts.
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OUTLINE:
00:00 - Introduction
02:08 - Edward Tolman
03:48 - Zoo of neurons in hippocampal formation
06:40 - Non spatial mapping
08:21 - Graph formalism
12:21 - Latent spaces
17:22 - Factorized representations
21:51 - Summary
24:47 - Brilliant
26:19 - Outro
REFERENCES (in no particular order):
1. Behrens, T. E. J. et al. What Is a Cognitive Map? Organizing Knowledge for Flexible Behavior. Neuron 100, 490–509 (2018).
2. Constantinescu, A. O., O’Reilly, J. X. & Behrens, T. E. J. Organizing conceptual knowledge in humans with a gridlike code. Science 352, 1464–1468 (2016).
3. Aronov, D., Nevers, R. & Tank, D. W. Mapping of a non-spatial dimension by the hippocampal–entorhinal circuit. Nature 543, 719–722 (2017).
4. Whittington, J. C. R., McCaffary, D., Bakermans, J. J. W. & Behrens, T. E. J. How to build a cognitive map. Nat Neurosci 25, 1257–1272 (2022).
5. Whittington, J., Muller, T., Mark, S., Barry, C. & Behrens, T. Generalisation of structural knowledge in the hippocampal-entorhinal system.
CREDITS:
Special thanks to Crimson Ghoul for providing English subtitles!
Icons by and
Brain 3D models were created with Blender software using publicly available BrainGlobe atlases ()
This video was sponsored by Brilliant
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