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cs.LG2025
On the Natural Gradient of the Evidence Lower Bound
Nihat Ay, Jesse van Oostrum, Adwait Datar
This article studies the Fisher-Rao gradient, also referred to as the natural gradient, of the evidence lower bound (ELBO) which plays a central role in generative machine learning…
cs.LG2025
A Concise Mathematical Description of Active Inference in Discrete Time
Jesse van Oostrum, Carlotta Langer, Nihat Ay
In this paper we present a concise mathematical description of active inference in discrete time. The main part of the paper serves as a basic introduction to the topic, including…