Wenyu Chen

Subgradient Regularized Multivariate Convex Regression at Scale

2020 · arXiv (Cornell University)

We present new large-scale algorithms for fitting a subgradient regularized multivariate convex regression function to $n$ samples in $d$ dimensions -- a key problem in shape constrained nonparametric regression with applications in statistics, engineering and …

Utilizing Contextual Clues and Role Correlations for Enhancing Document-Level Event Argument Extraction

2025 · IEEE Transactions on Audio Speech and Language Processing

Document-level event argument extraction is a crucial yet challenging task within the field of information extraction. Current mainstream approaches primarily focus on the information interaction between event triggers and their arguments, facing two limitations: insufficient …