Error Correction of Korean Courtesy Amounts in Bank Slips using Rule Information and cross-referencing. - Tae-Chang Jee; Eun-Jin Kim; Yillbyung Lee (ICDAR, 1999)

Shrinking Number of Clusters by Multi-Dimensional Scaling. - Tae-Chang Jee; Hyunjin Lee; Yillbyung Lee (SWAP, 2006)

Visualization of Document Retrieval using External Cluster Relationship. - Tae-Chang Jee; Hyunjin Lee; Yillbyung Lee (J. Inf. Sci. Eng., 2013)