Ji Liu

Sparse reconstruction cost for abnormal event detection

Yang Cong, Junsong Yuan, Ji Liu · 2011 · 794 citations

Event Camera, Anomaly Detection, Machine Learning +18

Can Decentralized Algorithms Outperform Centralized Algorithms? A Case Study for Decentralized Parallel Stochastic Gradient Descent

Xiangru Lian, Ce Zhang, Huan Zhang et al. · Neural Information Processing Systems · 2017 · 442 citations

Cluster Computing, Engineering, Machine Learning +19

Can Decentralized Algorithms Outperform Centralized Algorithms? A Case Study for Decentralized Parallel Stochastic Gradient Descent

Xiangru Lian, Ce Zhang, Huan Zhang et al. · arXiv (Cornell University) · 2017 · 406 citations · Full text

Cluster Computing, Engineering, Machine Learning +19

Abnormal event detection in crowded scenes using sparse representation

Yang Cong, Junsong Yuan, Ji Liu · Pattern Recognition · 2012 · 312 citations · Full text

Machine Vision, Image Analysis, Data Science +7

Data Poisoning Attacks on Federated Machine Learning

Gan Sun, Yang Cong, Jiahua Dong et al. · IEEE Internet of Things Journal · 2021 · 262 citations

Data Poisoning Attacks, Engineering, Machine Learning +16