PDERL: an accurate and fast algorithm with a novel perspective on solving the old viewshed analysis problem. - Chuanjun Wu; Lingxiao Guan; Qing Xia; Gang Chen; Baohong Shen (Earth Sci. Informatics, 2021)

Fast approximate viewshed analysis based on the regular-grid digital elevation model: X-type partition proximity-direction-elevation spatial reference line algorithm. - Lingxiao Guan; Chuanjun Wu; Qing Xia; Gang Chen; Ang Li (Comput. Geosci., 2022)

Biomedical Question Answering via Multi-Level Summarization on a Local Knowledge Graph. - Lingxiao Guan; Yuanhao Huang; Jie Liu (CoRR, 2025)