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CORDIS

Generative understanding of memory and planning

Ziel

Deep generative networks offer a step change in understanding the neural mechanisms supporting human cognition. These networks, trained to predict their own inputs, learn abstract conceptual representations, and schema for translating them into imagined experience, forming a predictive model of the world.

GENERATIVE-MP will build from the “complementary learning systems” idea, of hippocampus storing episodic experience and replaying it to consolidate semantic knowledge in neocortex, by treating neocortex as a deep generative network. In this view, memories can be efficiently stored in hippocampus as a conceptual outline together with episode-unique details, because the concepts are learned to enable neocortical (re)construction of episodes. We will test three fundamental predictions via psychological and functional neuroimaging experiments while people experience virtual reality, stories and artificial stimuli:
1). Memories will become more schematic, with fewer veridical details, as retrieval moves from hippocampus to neocortex with consolidation;
2) Efficient hippocampal episodic representations should group together conceptually similar memories, and change less to encode episodes containing predictable details;
3) Consolidation of sequential experience captures predictive relationships between the elements of experience to enable planning of movements between them. If these relationships have a 2D (map-like) structure, grid cell-like representations in neocortex will support such planning.
GENERATIVE-MP will use the results to develop a hippocampal-generative neocortical model capable of simulating and interpreting them.

The outcome will be a comprehensive understanding of episodic memory and consolidation of semantic and conceptual knowledge for planning, implemented in a neural network that processes realistic stimuli. This will provide a platform for understanding how specific sets of stimuli are processed, e.g. to facilitate learning and avoid pitfalls.

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HORIZON-ERC - HORIZON ERC Grants

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(öffnet in neuem Fenster) ERC-2025-ADG

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Gastgebende Einrichtung

UNIVERSITY COLLEGE LONDON
Netto-EU-Beitrag
€ 2 200 828,42
Adresse
GOWER STREET
WC1E 6BT London
Vereinigtes Königreich
Region
London Inner London — West Camden and City of London
Aktivitätstyp
Higher or Secondary Education Establishments
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Gesamtkosten
Keine Daten

Begünstigte (1)