2 papers
stat.ML2026
Refining Covariance Matrix Estimation in Stochastic Gradient Descent Through Bias Reduction
Ziyang Wei, Wanrong Zhu, Jingyang Lyu +1
We study online inference and asymptotic covariance estimation for the stochastic gradient descent (SGD) algorithm. While classical methods (such as plug-in and batch-means estimat…
cs.CR2025
Detecting Backdoor Attacks via Similarity in Semantic Communication Systems
Ziyang Wei, Yili Jiang, Jiaqi Huang +2
Semantic communication systems, which leverage Generative AI (GAI) to transmit semantic meaning rather than raw data, are poised to revolutionize modern communications. However, th…