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Stable discovery of interpretable subgroups via calibration in causal studies


Sep 29, 2020
Raaz Dwivedi, Yan Shuo Tan, Briton Park, Mian Wei, Kevin Horgan, David Madigan, Bin Yu

* Raaz Dwivedi and Yan Shuo Tan are joint first authors and contributed equally to this work. 52 pages, 8 Figures, 9 Tables. To appear in International Statistical Review, 2020 

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Revisiting complexity and the bias-variance tradeoff


Jun 17, 2020
Raaz Dwivedi, Chandan Singh, Bin Yu, Martin J. Wainwright

* First two authors contributed equally. 28 pages, 11 Figures 

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Instability, Computational Efficiency and Statistical Accuracy


May 22, 2020
Nhat Ho, Koulik Khamaru, Raaz Dwivedi, Martin J. Wainwright, Michael I. Jordan, Bin Yu

* First three authors contributed equally (listed in random order). 57 pages, 4 Figures 

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Curating a COVID-19 data repository and forecasting county-level death counts in the United States


May 16, 2020
Nick Altieri, Rebecca L. Barter, James Duncan, Raaz Dwivedi, Karl Kumbier, Xiao Li, Robert Netzorg, Briton Park, Chandan Singh, Yan Shuo Tan, Tiffany Tang, Yu Wang, Bin Yu

* 25 pages, 8 Figures, Authors ordered alphabetically. All authors contributed significantly to this work. All collected data, modeling code, forecasts, and visualizations are updated daily and available at \url{https://github.com/Yu-Group/covid19-severity-prediction

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Fast mixing of Metropolized Hamiltonian Monte Carlo: Benefits of multi-step gradients


May 29, 2019
Yuansi Chen, Raaz Dwivedi, Martin J. Wainwright, Bin Yu

* 65 pages, 2 figures, 

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Challenges with EM in application to weakly identifiable mixture models


Feb 01, 2019
Raaz Dwivedi, Nhat Ho, Koulik Khamaru, Martin J. Wainwright, Michael I. Jordan, Bin Yu

* 41 pages, 7 figures. The first three authors contributed equally to this work 

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Singularity, Misspecification, and the Convergence Rate of EM


Oct 01, 2018
Raaz Dwivedi, Nhat Ho, Koulik Khamaru, Michael I. Jordan, Martin J. Wainwright, Bin Yu

* 41 pages. The first three authors contributed equally to this work 

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Fast MCMC sampling algorithms on polytopes


Jul 08, 2018
Yuansi Chen, Raaz Dwivedi, Martin J. Wainwright, Bin Yu

* 79 pages, 10 figures 

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Log-concave sampling: Metropolis-Hastings algorithms are fast!


Jul 08, 2018
Raaz Dwivedi, Yuansi Chen, Martin J. Wainwright, Bin Yu

* 37 pages, 10 Figures; Extended abstract presented at COLT 2018 

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