2 papers
stat.ML2026
Low-Rank and Structured Sparse Tensor Decomposition for Anomaly Detection in Multivariate Functional Data
Mohammad N. Bisheh, Che-Yi Liao, Kamran Paynabar
Multivariate functional data arise in many modern manufacturing systems, where multiple sensors record densely sampled process trajectories. Monitoring such data is challenging bec…
stat.ML2026
Multivariate Time Series Data Imputation via Distributionally Robust Regularization
Che-Yi Liao, Zheng Dong, Gian-Gabriel Garcia +1
Multivariate time series imputation is often compromised by mismatch between the observed and true data distributions, a bias induced by the combined effects of time-series non-sta…