Representation Learning of Geometric Trees. - Zheng Zhang 047; Allen Zhang 005; Ruth Nelson; Giorgio A. Ascoli; Liang Zhao 002 (KDD, 2024)

Non-Euclidean Spatial Graph Neural Network. - Zheng Zhang 047; Sirui Li; Jingcheng Zhou; Junxiang Wang; Abhinav Angirekula; Allen Zhang 005; Liang Zhao 002 (SDM, 2024)

CG-RAG: Research Question Answering by Citation Graph Retrieval-Augmented LLMs. - Yuntong Hu; Zhihan Lei; Zhongjie Dai; Allen Zhang 005; Abhinav Angirekula; Zheng Zhang 047; Liang Zhao 002 (SIGIR, 2025)