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Topic: bayesian theory

Seminar
2 seminars

In Bayesian Statistics and Behavioral Neuroscience

Seminar · Computational Neuroscience

Neural mechanisms of adaptive behavior

Jonathan Kadmon · The Hebrew University

Wed, Jan 31, 2024 · 16:00 UTC

Animals and humans rapidly adapt their behavior to dynamic environmental changes, such as predator threats or fluctuating food resources, often without immediate rewards. Existing literature posits that animals rely on internal representations of the environment, termed “beliefs”, for their decision policy. However, previous work ties belief updates to external reward signals, which does not explain adaptation in scenarios where trial-and-error approaches are inefficient or potentially perilous. In this work, we propose that the brain utilize dynamic representations that continuously infer the

Seminar · Computational Neuroscience

Neural dynamics underlying temporal inference

Devika Narain · Erasmus Medical Centre

Tue, Apr 27, 2021 · 11:00 UTC

Animals possess the ability to effortlessly and precisely time their actions even though information received from the world is often ambiguous and is inadvertently transformed as it passes through the nervous system. With such uncertainty pervading through our nervous systems, we could expect that much of human and animal behavior relies on inference that incorporates an important additional source of information, prior knowledge of the environment. These concepts have long been studied under the framework of Bayesian inference with substantial corroboration over the last decade that human ti