Publications

Conferences

The Rao, Wald, and Likelihood-Ratio Tests under Generalized Self-Concordance
Lang Liu, Zaid Harchaoui
ICASSP, 2024.
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Influence Diagnostics under Self-concordance
Jillian Fisher, Lang Liu, Krishna Pillutla, Yejin Choi, Zaid Harchaoui
AISTATS, 2023.
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Stochastic Optimization for Spectral Risk Measures
Ronak Mehta, Vincent Roulet, Krishna Pillutla, Lang Liu, Zaid Harchaoui
AISTATS, 2023.
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Orthogonal Statistical Learning with Self-Concordant Loss
Lang Liu, Carlos Cinelli, Zaid Harchaoui
COLT 2022.
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Entropy Regularized Optimal Transport Independence Criterion
Lang Liu, Soumik Pal, Zaid Harchaoui
AISTATS, 2022 (Oral, top 2.6% of the submissions).
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Divergence Frontiers for Generative Models: Sample Complexity, Quantization Effects, and Frontier Integrals
Lang Liu, Krishna Pillutla, Sean Welleck, Sewoong Oh, Yejin Choi, Zaid Harchaoui
NeurIPS, 2021.
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Score-Based Change Detection for Gradient-Based Learning Machines
Lang Liu, Joseph Salmon, Zaid Harchaoui
ICASSP, 2021.
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Journals

Asymptotics of Discrete Schrödinger Bridges via Chaos Decomposition
Zaid Harchaoui, Lang Liu, Soumik Pal
Accepted at Bernoulli, 2023.
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MAUVE Scores for Generative Models: Theory and Practice
Krishna Pillutla $^1$, Lang Liu $^1$, John Thickstun, Sean Welleck, Swabha Swayamdipta, Rowan Zellers, Sewoong Oh, Yejin Choi, Zaid Harchaoui ( $^1$ Equal contribution)
Journal of Machine Learning Research, 2023
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Distribution Embedding Networks for Generalization from a Diverse Set of Classification Tasks
Lang Liu, Mahdi Milani Fard, Sen Zhao
Transactions on Machine Learning Research, 2022.
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Workshops

Likelihood Score under Generalized Self-Concordance
Lang Liu, Zaid Harchaoui
NeurIPS Score-Based Methods Workshop, 2022.
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Discrete Schrödinger Bridges with Applications to Two-Sample Homogeneity Testing
Zaid Harchaoui, Lang Liu, Soumik Pal
NeurIPS OTML Workshop, 2021 (Best Paper Award).
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Preprints

Confidence Sets under Generalized Self-Concordance
Lang Liu, Zaid Harchaoui
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Dissertation

Statistical Divergences for Learning and Inference: Limit Laws and Non-Asymptotic Bounds
Lang Liu
PDF   Slides