Publications (75)
Design and Analysis of Distributed Averaging with Quantized Communication
Mahmoud El Chamie, Ji Liu, Tamer BaÅar
Revisit Batch Normalization: New Understanding from an Optimization View and a Refinement via Composition Optimization
Xiangru Lian, Ji Liu
Exponential Convergence of a Distributed Algorithm for Solving Linear Algebraic Equations
Ji Liu, A. Stephen Morse, Angelia Nedich +1
Request-Based Gossiping without Deadlocks
Ji Liu, Shaoshuai Mou, A. Stephen Morse +2
Proximal Reinforcement Learning: A New Theory of Sequential Decision Making in Primal-Dual Spaces
Sridhar Mahadevan, Bo Liu, Philip Thomas +5
On a Modified DeGroot-Friedkin Model of Opinion Dynamics
Zhi Xu, Ji Liu, Tamer Basar
Three-body recombination near a narrow Feshbach resonance in $^6$Li
Jiaming Li, Ji Liu, Le Luo +1
Cascaded Region-based Densely Connected Network for Event Detection: A Seismic Application
Yue Wu, Youzuo Lin, Zheng Zhou +3
A Scalable Algorithm for Structure Identification of Complex Gene Regulatory Network from Temporal Expression Data
Shupeng Gui, Rui Chen, Liang Wu +2
$\texttt{DeepSqueeze}$: Decentralization Meets Error-Compensated Compression
Hanlin Tang, Xiangru Lian, Shuang Qiu +4
A Comprehensive Linear Speedup Analysis for Asynchronous Stochastic Parallel Optimization from Zeroth-Order to First-Order
Xiangru Lian, Huan Zhang, Cho-Jui Hsieh +2
An Asynchronous Parallel Stochastic Coordinate Descent Algorithm
Ji Liu, Stephen J. Wright, Christopher Ré +2
Parallel Computation of PDFs on Big Spatial Data Using Spark
Ji Liu, Noel Moreno Lemus, Esther Pacitti +2
Infinite-Label Learning with Semantic Output Codes
Yang Zhang, Rupam Acharyya, Ji Liu +1
Staleness-aware Async-SGD for Distributed Deep Learning
Wei Zhang, Suyog Gupta, Xiangru Lian +1
Observation of parity-time symmetry breaking transitions in a dissipative Floquet system of ultracold atoms
Jiaming Li, Andrew K. Harter, Ji Liu +3
Monocular 3D Pose Recovery via Nonconvex Sparsity with Theoretical Analysis
Jianqiao Wangni, Dahua Lin, Ji Liu +2
Lifelong Metric Learning
Gan Sun, Yang Cong, Ji Liu +1
Lyapunov Approach to Consensus Problems
Angelia Nedich, Ji Liu
Efficient Estimation of Compressible State-Space Models with Application to Calcium Signal Deconvolution
Abbas Kazemipour, Ji Liu, Patrick Kanold +2
Dictionary LASSO: Guaranteed Sparse Recovery under Linear Transformation
Ji Liu, Lei Yuan, Jieping Ye
ECC: Platform-Independent Energy-Constrained Deep Neural Network Compression via a Bilinear Regression Model
Haichuan Yang, Yuhao Zhu, Ji Liu
Asynchronous Stochastic Coordinate Descent: Parallelism and Convergence Properties
Ji Liu, Stephen J. Wright
GESF: A Universal Discriminative Mapping Mechanism for Graph Representation Learning
Shupeng Gui, Xiangliang Zhang, Shuang Qiu +3
Decentralized Online Learning: Take Benefits from Others' Data without Sharing Your Own to Track Global Trend
Yawei Zhao, Chen Yu, Peilin Zhao +3
Dantzig Selector with an Approximately Optimal Denoising Matrix and its Application to Reinforcement Learning
Bo Liu, Luwan Zhang, Ji Liu
Inexact Proximal Cubic Regularized Newton Methods for Convex Optimization
Chaobing Song, Ji Liu, Yong Jiang
The Teaching Dimension of Linear Learners
Ji Liu, Xiaojin Zhu
Countries' Survival in Networked International Environments
Yuke Li, A. Stephen Morse, Ji Liu +1
GaDei: On Scale-up Training As A Service For Deep Learning
Wei Zhang, Minwei Feng, Yunhui Zheng +8
Anti-fatigue-fracture hydrogels
Shaoting Lin, Xinyue Liu, Ji Liu +8
Prognostics of Surgical Site Infections using Dynamic Health Data
Chuyang Ke, Yan Jin, Heather Evans +4
Asynchronous Decentralized Parallel Stochastic Gradient Descent
Xiangru Lian, Wei Zhang, Ce Zhang +1
On The Projection Operator to A Three-view Cardinality Constrained Set
Haichuan Yang, Shupeng Gui, Chuyang Ke +3
Learning Simple Thresholded Features with Sparse Support Recovery
Hongyu Xu, Zhangyang Wang, Haichuan Yang +2
Energy-Constrained Compression for Deep Neural Networks via Weighted Sparse Projection and Layer Input Masking
Haichuan Yang, Yuhao Zhu, Ji Liu
Marginal Policy Gradients: A Unified Family of Estimators for Bounded Action Spaces with Applications
Carson Eisenach, Haichuan Yang, Ji Liu +1
D$^2$: Decentralized Training over Decentralized Data
Hanlin Tang, Xiangru Lian, Ming Yan +2
A Communication-Efficient Multi-Agent Actor-Critic Algorithm for Distributed Reinforcement Learning
Yixuan Lin, Kaiqing Zhang, Zhuoran Yang +4
Distributed Learning over Unreliable Networks
Chen Yu, Hanlin Tang, Cedric Renggli +5
The ZipML Framework for Training Models with End-to-End Low Precision: The Cans, the Cannots, and a Little Bit of Deep Learning
Hantian Zhang, Jerry Li, Kaan Kara +3
Fully Implicit Online Learning
Chaobing Song, Ji Liu, Han Liu +2
Asynchronous Parallel Empirical Variance Guided Algorithms for the Thresholding Bandit Problem
Jie Zhong, Yijun Huang, Ji Liu
Products of Generalized Stochastic Sarymsakov Matrices
Weiguo Xia, Ji Liu, Ming Cao +2
SCEF: A Support-Confidence-aware Embedding Framework for Knowledge Graph Refinement
Yu Zhao, Ji Liu
Duality-free Methods for Stochastic Composition Optimization
Liu Liu, Ji Liu, Dacheng Tao
Variance Reduced methods for Non-convex Composition Optimization
Liu Liu, Ji Liu, Dacheng Tao
Parametric cooling of a degenerate Fermi gas in an optical trap
Jiaming Li, Ji Liu, Wen Xu +2
Finite-sum Composition Optimization via Variance Reduced Gradient Descent
Xiangru Lian, Mengdi Wang, Ji Liu
A Stackelberg Game for Multi-Period Demand Response Management in the Smart Grid
Khaled Alshehri, Ji Liu, Xudong Chen +1
Multi-Competitive Viruses over Static and Time--Varying Networks
Philip E. Paré, Ji Liu, Carolyn L. Beck +2
A Robust AUC Maximization Framework with Simultaneous Outlier Detection and Feature Selection for Positive-Unlabeled Classification
Ke Ren, Haichuan Yang, Yu Zhao +4
An Interactive Greedy Approach to Group Sparsity in High Dimensions
Wei Qian, Wending Li, Yasuhiro Sogawa +3
Can Decentralized Algorithms Outperform Centralized Algorithms? A Case Study for Decentralized Parallel Stochastic Gradient Descent
Xiangru Lian, Ce Zhang, Huan Zhang +3
Exponential Convergence of the Discrete-Time Altafini Model
Ji Liu, Xudong Chen, Tamer Basar +1
Stochastic Primal-Dual Method for Empirical Risk Minimization with $\mathcal{O}(1)$ Per-Iteration Complexity
Conghui Tan, Tong Zhang, Shiqian Ma +1
TStarBots: Defeating the Cheating Level Builtin AI in StarCraft II in the Full Game
Peng Sun, Xinghai Sun, Lei Han +8
Exclusive Sparsity Norm Minimization with Random Groups via Cone Projection
Yijun Huang, Ji Liu
Accelerated Method for Stochastic Composition Optimization with Nonsmooth Regularization
Zhouyuan Huo, Bin Gu, Ji Liu +1
Complete scaling makes differences along the critical isobar: Molecular dynamics simulations of Lennard-Jones fluid with finite-time scaling
Yankui Wang, Ji Liu, Jiajie Xiao +1
Thickness-Dependent Morphologies of Gold on N-Layer Graphenes
Haiqing Zhou, Caiyu Qiu, Zheng Liu +6
AutoML from Service Provider's Perspective: Multi-device, Multi-tenant Model Selection with GP-EI
Chen Yu, Bojan Karlas, Jie Zhong +2
Parametrized Deep Q-Networks Learning: Reinforcement Learning with Discrete-Continuous Hybrid Action Space
Jiechao Xiong, Qing Wang, Zhuoran Yang +7
Optimal Projection Guided Transfer Hashing for Image Retrieval
Ji Liu, Lei Zhang
Google In A Photonic Lattice
Kallol Roy, Ji Liu, Le Luo +4
Ease.ml: Towards Multi-tenant Resource Sharing for Machine Learning Workloads
Tian Li, Jie Zhong, Ji Liu +2
Forward-Backward Greedy Algorithms for General Convex Smooth Functions over A Cardinality Constraint
Ji Liu, Ryohei Fujimaki, Jieping Ye
An Asynchronous Parallel Randomized Kaczmarz Algorithm
Ji Liu, Stephen J. Wright, Srikrishna Sridhar
Stochastically Controlled Stochastic Gradient for the Convex and Non-convex Composition problem
Liu Liu, Ji Liu, Cho-Jui Hsieh +1
Accelerating Stochastic Composition Optimization
Mengdi Wang, Ji Liu, Ethan X. Fang
Negative-Unlabeled Tensor Factorization for Location Category Inference from Highly Inaccurate Mobility Data
Jinfeng Yi, Qi Lei, Wesley Gifford +2
On Convergence Rate of a Continuous-Time Distributed Self-Appraisal Model with Time-Varying Relative Interaction Matrices
Weiguo Xia, Ji Liu, Tamer Basar +1
Analysis and Control of a Continuous-Time Bi-Virus Model
Ji Liu, Philip E. Pare, Angelia Nedich +3
Robust Dequantized Compressive Sensing
Ji Liu, Stephen J. Wright
On the Analysis of a Continuous-Time Bi-Virus Model
Ji Liu, Philip E. Paré, Angelia NediÄ +3