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Beyond Uniform Lipschitz Condition in Differentially Private Optimization


Jun 21, 2022
Rudrajit Das, Satyen Kale, Zheng Xu, Tong Zhang, Sujay Sanghavi

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Model-based RL with Optimistic Posterior Sampling: Structural Conditions and Sample Complexity


Jun 15, 2022
Alekh Agarwal, Tong Zhang

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On the Unreasonable Effectiveness of Federated Averaging with Heterogeneous Data


Jun 09, 2022
Jianyu Wang, Rudrajit Das, Gauri Joshi, Satyen Kale, Zheng Xu, Tong Zhang

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Benefits of Overparameterized Convolutional Residual Networks: Function Approximation under Smoothness Constraint


Jun 09, 2022
Hao Liu, Minshuo Chen, Siawpeng Er, Wenjing Liao, Tong Zhang, Tuo Zhao

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An Indoor Environment Sensing and Localization System via mmWave Phased Array


Jun 07, 2022
Jie Li, Yifei Sun, Tong Zhang, Rui Wang

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Dimension Independent Generalization of DP-SGD for Overparameterized Smooth Convex Optimization


Jun 03, 2022
Yi-An Ma, Teodor Vanislavov Marinov, Tong Zhang

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Nearly Minimax Optimal Offline Reinforcement Learning with Linear Function Approximation: Single-Agent MDP and Markov Game


May 31, 2022
Wei Xiong, Han Zhong, Chengshuai Shi, Cong Shen, Liwei Wang, Tong Zhang

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MulT: An End-to-End Multitask Learning Transformer


May 17, 2022
Deblina Bhattacharjee, Tong Zhang, Sabine Süsstrunk, Mathieu Salzmann

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* Accepted to CVPR 2022 

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Nearly Optimal Algorithms for Linear Contextual Bandits with Adversarial Corruptions


May 13, 2022
Jiafan He, Dongruo Zhou, Tong Zhang, Quanquan Gu

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* 29 pages, 1 table 

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Leverage Your Local and Global Representations: A New Self-Supervised Learning Strategy


Apr 13, 2022
Tong Zhang, Congpei Qiu, Wei Ke, Sabine Süsstrunk, Mathieu Salzmann

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* accepted in CVPR 2022 

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