📝 Publications

• AML Numerical radius approach to asymptotic stability of quaternion-tensor delay systems, Renjie Xu, Wanli Ma, Maolin Che

NeuIPS 2025

DuSA: Fast and Accurate Dual-Stage Sparse Attention Mechanism Accelerating Both Training and Inference

Chong Wu, Jiawang Cao, Renjie Xu, Zhuoheng Ran, Maolin Che, Wenbo Zhu, Hong Yan

• A novel and effective dual-stage sparse attention (DuSA) mechanism
• A mathematical relationship between DuSA and VSA is given
• DuSA can approximate VSA with a low error
• DuSA surpasses state-of-the-art (SOTA) methods in different tasks

• LMA LU decomposition and generalized Autoone-Takagi decomposition of dual matrices and their applications, Renjie Xu, Yimin Wei, Hong Yan  · 
• IJPAM A Linearized Alternating Direction Method of Multipliers for Solving Complex Semi-Symmetric Tensor Equations and its Applications, Shenghao Feng, Yimin Wei, Renjie Xu, Eric King-wah Chu
• arXiv An Interpretable Two-Stage Feature Decomposition Method for Deep Learning-based SAR ATR, Chenwei Wang, Renjie Xu, Congwen Wu, Cunyi Yin, Ziyun Liao, Deqing Mao, Sitong Zhang, Hong Yan
• arXiv sparseGeoHOPCA: A Geometric Solution to Sparse Higher-Order PCA Without Covariance Estimation, Renjie Xu, Chong Wu, Maolin Che, Zhuoheng Ran, Yimin Wei, Hong Yan
• JCAM An ADMM-based interior point method for solving nonnegative tensor least squares problems and its applications, Shenghao Feng, Yimin Wei, Renjie Xu
• IEEE TGRS Limited-data SAR ATR causal method via dual-invariance intervention, Chenwei Wang, Renjie Xu, Yulin Huang, Jifang Pei, Chuan Huang, Wenqi Zhu, Jianyu Yang
• ACM-MM 2025 ELFATT: Efficient linear fast attention for vision transformers, Chong Wu, Maolin Che, Renjie Xu, Zhuoheng Ran, Hong Yan
• AML QR decomposition of dual matrices and its application, Renjie Xu, Tong Wei, Yimin Wei, Pengpeng Xie  · 
• arXiv QR Decomposition of Dual Matrices and its Application to Traveling Wave Identification in the Brain, Renjie Xu, Tong Wei, Yimin Wei, Pengpeng Xie  · 
• NFAO CUR and generalized CUR decompositions of quaternion matrices and their applications, Renjie Xu, Shenghao Feng, Yimin Wei, Hong Yan  · 
• CAM UTV decomposition of dual matrices and its applications, Renjie Xu, Tong Wei, Yimin Wei, Hong Yan
• PJO Randomized quaternion matrix UTV decomposition and its applications in quaternion matrix optimization, Renjie Xu, Yimin Wei
• JCAM Low-rank traffic matrix completion with marginal information, Zikai Xiong, Yimin Wei, Renjie Xu, Yanwei Xu