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Sue Zheng

3 accepted papers

2023

Fast Variational Estimation of Mutual Information for Implicit and Explicit Likelihood Models

AISTATS 2023poster

Computing mutual information (MI) of random variables lacks a closed-form in nontrivial models. Variational MI approximations are widely used as flexible estimators for this purpose, but computing them typically requires solving a costly nonconvex optimization. We prove that a widely used class of v…

Cited by 4SourcePDFScholar
2020

Sequential Bayesian Experimental Design with Variable Cost Structure

NeurIPS 2020poster

Mutual information (MI) is a commonly adopted utility function in Bayesian optimal experimental design (BOED). While theoretically appealing, MI evaluation poses a significant computational burden for most real world applications. As a result, many algorithms utilize MI bounds as proxies that lack r…

Cited by 12SourcePDFScholar