no code implementations • ICML 2020 • Hongchang Gao, Heng Huang
To address the problem of lacking gradient in many applications, we propose two new stochastic zeroth-order Frank-Wolfe algorithms and theoretically proved that they have a faster convergence rate than existing methods for non-convex problems.
no code implementations • 28 Apr 2022 • Hongchang Gao
In this paper, we studied the federated stochastic bilevel optimization problem.
no code implementations • NeurIPS 2021 • Hongchang Gao, Heng Huang
The stochastic compositional optimization problem covers a wide range of machine learning models, such as sparse additive models and model-agnostic meta-learning.
no code implementations • 29 Sep 2021 • Wanli Shi, Hongchang Gao, Bin Gu
In this paper, to solve the nonconvex problem with a large number of white/black-box constraints, we proposed a doubly stochastic zeroth-order gradient method (DSZOG).
no code implementations • NeurIPS 2021 • Hongchang Gao, Heng Huang
The stochastic compositional optimization problem covers a wide range of machine learning models, such as sparse additive models and model-agnostic meta-learning.
no code implementations • 1 Jan 2021 • An Xu, Xiao Yan, Hongchang Gao, Heng Huang
The heavy communication for model synchronization is a major bottleneck for scaling up the distributed deep neural network training to many workers.
no code implementations • 24 Aug 2020 • Hongchang Gao, Heng Huang
To the best of our knowledge, this is the first adaptive decentralized training approach.
no code implementations • 24 Aug 2020 • Hongchang Gao, Heng Huang
The condition for achieving the linear speedup is also provided for this variant.
no code implementations • 25 Sep 2019 • Hongchang Gao, Gang Wu, Ryan Rossi, Viswanathan Swaminathan, Heng Huang
Factorization Machines (FMs) is an important supervised learning approach due to its unique ability to capture feature interactions when dealing with high-dimensional sparse data.
no code implementations • ICCV 2015 • Hongchang Gao, Feiping Nie, Xuelong. Li, Heng Huang
In this paper, we propose a novel multi-view subspace clustering method.