NNCluster: An Efficient Clustering Algorithm for Road Network Trajectories. - Gook-Pil Roh; Seung-won Hwang (DASFAA (2), 2010)

TPM: supporting pattern matching queries for road-network trajectory data. - Gook-Pil Roh; Seung-won Hwang (EDBT, 2011)

Efficient and scalable geometric hashing method for searching protein 3D structures - Gook-Pil Roh; Seung-won Hwang; Byoung-Kee Yi (CoRR, 2011)

Online Clustering Algorithms for Semantic-Rich Network Trajectories. - Gook-Pil Roh; Seung-won Hwang (J. Comput. Sci. Eng., 2011)

Supporting Pattern-Matching Queries over Trajectories on Road Networks. - Gook-Pil Roh; Jong-Won Roh; Seung-won Hwang; Byoung-Kee Yi (IEEE Trans. Knowl. Data Eng., 2011)