2 papers
cs.CL2026
SentGraph: Hierarchical Sentence Graph for Multi-hop Retrieval-Augmented Question Answering
Junli Liang, Pengfei Zhou, Wangqiu Zhou +5
Traditional Retrieval-Augmented Generation (RAG) effectively supports single-hop question answering with large language models but faces significant limitations in multi-hop questi…
cs.LG2025
CrossLinear: Plug-and-Play Cross-Correlation Embedding for Time Series Forecasting with Exogenous Variables
Pengfei Zhou, Yunlong Liu, Junli Liang +2
Time series forecasting with exogenous variables is a critical emerging paradigm that presents unique challenges in modeling dependencies between variables. Traditional models ofte…