Yueyang Zhang

Low-Rank Algorithms for Ab Initio Valence Bond Approaches

2025 · Journal of Chemical Theory and Computation

Valence bond (VB) theory is an ab initio approach that provides intuitive pictures and insights into chemical bonds and reaction mechanisms. This work integrates low-rank algorithms, including the resolution of the identity and the chain …

TPLinker: Single-stage Joint Extraction of Entities and Relations Through Token Pair Linking

2020

Extracting entities and relations from unstructured text has attracted increasing attention in recent years but remains challenging, due to the intrinsic difficulty in identifying overlapping relations with shared entities. Prior works show that joint learning …