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On the Power of Abstention and Data-Driven Decision Making for Adversarial Robustness

Oct 13, 2020
Maria-Florina Balcan, Avrim Blum, Dravyansh Sharma, Hongyang Zhang

* 31 pages, 9 figures 

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Adversarial Robustness of Stabilized NeuralODEs Might be from Obfuscated Gradients

Sep 28, 2020
Yifei Huang, Yaodong Yu, Hongyang Zhang, Yi Ma, Yuan Yao

* 16 pages 

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Adversarial Robustness Through Local Lipschitzness

Apr 16, 2020
Yao-Yuan Yang, Cyrus Rashtchian, Hongyang Zhang, Ruslan Salakhutdinov, Kamalika Chaudhuri

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Random Smoothing Might be Unable to Certify $\ell_\infty$ Robustness for High-Dimensional Images

Mar 05, 2020
Avrim Blum, Travis Dick, Naren Manoj, Hongyang Zhang

* 20 pages, 2 figures; Code is available at 

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Self-Adaptive Training: beyond Empirical Risk Minimization

Feb 24, 2020
Lang Huang, Chao Zhang, Hongyang Zhang

* 13 pages, 7 figures, 5 tables 

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Design and Interpretation of Universal Adversarial Patches in Face Detection

Nov 30, 2019
Xiao Yang, Fangyun Wei, Hongyang Zhang, Xiang Ming, Jun Zhu

* 10 pages 

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Optimal Analysis of Subset-Selection Based L_p Low Rank Approximation

Oct 30, 2019
Chen Dan, Hong Wang, Hongyang Zhang, Yuchen Zhou, Pradeep Ravikumar

* 20 pages, accepted by NeurIPS 2019 

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Efficient Symmetric Norm Regression via Linear Sketching

Oct 07, 2019
Zhao Song, Ruosong Wang, Lin F. Yang, Hongyang Zhang, Peilin Zhong

* To appear in NeurIPS 2019. Fixed accidental missorting of author names 

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Theoretically Principled Trade-off between Robustness and Accuracy

Jan 24, 2019
Hongyang Zhang, Yaodong Yu, Jiantao Jiao, Eric P. Xing, Laurent El Ghaoui, Michael I. Jordan

* Technical details of the winning entry to the NeurIPS 2018 Adversarial Vision Challenge 

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Stackelberg GAN: Towards Provable Minimax Equilibrium via Multi-Generator Architectures

Nov 19, 2018
Hongyang Zhang, Susu Xu, Jiantao Jiao, Pengtao Xie, Ruslan Salakhutdinov, Eric P. Xing

* 27 pages, 13 figures, 6 tables 

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Recovery Guarantees for Quadratic Tensors with Limited Observations

Oct 31, 2018
Hongyang Zhang, Vatsal Sharan, Moses Charikar, Yingyu Liang

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Testing Matrix Rank, Optimally

Oct 18, 2018
Maria-Florina Balcan, Yi Li, David P. Woodruff, Hongyang Zhang

* 51 pages. To appear in SODA 2019 

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Deep Neural Networks with Multi-Branch Architectures Are Less Non-Convex

Jun 21, 2018
Hongyang Zhang, Junru Shao, Ruslan Salakhutdinov

* 26 pages, 6 figures, 3 tables; v2 fixes some typos. arXiv admin note: text overlap with arXiv:1712.08559 by other authors 

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Matrix Completion and Related Problems via Strong Duality

Apr 25, 2018
Maria-Florina Balcan, Yingyu Liang, David P. Woodruff, Hongyang Zhang

* 37 pages, 4 figures 

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Algorithmic Regularization in Over-parameterized Matrix Sensing and Neural Networks with Quadratic Activations

Mar 19, 2018
Yuanzhi Li, Tengyu Ma, Hongyang Zhang

* clarified that the sensing matrices can be symmetric wlog and revised the quadratic neural nets section 

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Sample and Computationally Efficient Learning Algorithms under S-Concave Distributions

Jan 27, 2018
Maria-Florina Balcan, Hongyang Zhang

* Appear in NIPS 2017 

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Multi-rank Sparse Hierarchical Clustering

Jul 03, 2017
Hongyang Zhang, Ruben H. Zamar

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Regression Phalanxes

Jul 03, 2017
Hongyang Zhang, William J. Welch, Ruben H. Zamar

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Noise-Tolerant Interactive Learning from Pairwise Comparisons

May 19, 2017
Yichong Xu, Hongyang Zhang, Aarti Singh, Kyle Miller, Artur Dubrawski

* 28 pages, 1 figure, 3 tables 

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Noise-Tolerant Life-Long Matrix Completion via Adaptive Sampling

Dec 01, 2016
Maria-Florina Balcan, Hongyang Zhang

* 24 pages, 5 figures in NIPS 2016 

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Completing Low-Rank Matrices with Corrupted Samples from Few Coefficients in General Basis

May 23, 2016
Hongyang Zhang, Zhouchen Lin, Chao Zhang

* To appear in IEEE Transactions on Information Theory 

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Relations among Some Low Rank Subspace Recovery Models

Dec 06, 2014
Hongyang Zhang, Zhouchen Lin, Chao Zhang, Junbin Gao

* Submitted to Neural Computation 

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A Counterexample for the Validity of Using Nuclear Norm as a Convex Surrogate of Rank

Jul 01, 2013
Hongyang Zhang, Zhouchen Lin, Chao Zhang

* accepted by ECML PKDD2013 

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