Activity Number:
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141
- Recent Advances in High-Dimensional Bayesian Model Selection
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Type:
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Invited
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Date/Time:
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Monday, July 30, 2018 : 10:30 AM to 12:20 PM
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Sponsor:
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International Indian Statistical Association
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Abstract #326924
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Presentation
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Title:
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Statistical Properties of Variational Bayes
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Author(s):
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Anirban Bhattacharya* and Debdeep Pati and Yun Yang
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Companies:
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Texas A&M University and Texas A&M University and Florida State University
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Keywords:
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variational;
Bayesian;
fractional;
Gibbs posterior;
minimaxity;
latent variable
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Abstract:
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We introduce a novel class of variational Bayes algorithms involving an inverse temperature parameter and study frequentist properties of point estimate obtained from such a variational objective function. We establish minimax optimality of the variational solution in a number of examples.
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Authors who are presenting talks have a * after their name.