Search Results for author: Vinayak A. Rao

Found 6 papers, 0 papers with code

Bayesian Joint Chance Constrained Optimization: Approximations and Statistical Consistency

no code implementations23 Jun 2021 Prateek Jaiswal, Harsha Honnappa, Vinayak A. Rao

Bayesian posteriors afford a principled mechanism to incorporate data and prior knowledge into stochastic optimization problems.

Stochastic Optimization

PAC-Bayes Bounds on Variational Tempered Posteriors for Markov Models

no code implementations13 Jan 2021 Imon Banerjee, Vinayak A. Rao, Harsha Honnappa

We present a PAC-Bayesian analysis of variational Bayes (VB) approximations to tempered Bayesian posterior distributions, bounding the model risk of the VB approximations.

Statistics Theory Statistics Theory

Asymptotic Consistency of Loss-Calibrated Variational Bayes

no code implementations4 Nov 2019 Prateek Jaiswal, Harsha Honnappa, Vinayak A. Rao

We also establish the asymptotic consistency of decision rules obtained from a `naive' variational Bayesian procedure.

Decision Making

Asymptotic Consistency of $α-$Rényi-Approximate Posteriors

no code implementations5 Feb 2019 Prateek Jaiswal, Vinayak A. Rao, Harsha Honnappa

We study the asymptotic consistency properties of $\alpha$-R\'enyi approximate posteriors, a class of variational Bayesian methods that approximate an intractable Bayesian posterior with a member of a tractable family of distributions, the member chosen to minimize the $\alpha$-R\'enyi divergence from the true posterior.

Collapsed variational Bayes for Markov jump processes

no code implementations NeurIPS 2017 Boqian Zhang, Jiangwei Pan, Vinayak A. Rao

Markov jump processes are continuous-time stochastic processes widely used in statistical applications in the natural sciences, and more recently in machine learning.

Variational Inference

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