Efficient Digital Frequency down Converter Structure using CIC Filters and Interpolated Fourth-order Polynomials. - Youngbeom Jang; Do-Han Kim; Won-Sang Lee (SIGMAP, 2007)

Analyzing research trends in personal information privacy using topic modeling. - Hyo Shin Choi; Won Sang Lee; So Young Sohn (Comput. Secur., 2017)

Discovering emerging business ideas based on crowdfunded software projects. - Won Sang Lee; So Young Sohn (Decis. Support Syst., 2019)

Analyzing the Evolution of Interdisciplinary Areas: Case of Smart Cities. - Won Sang Lee (J. Glob. Inf. Manag., 2022)

Discovering AI-enabled convergences based on BERT and topic network. - Ji Min Kim; Seo Yeon Lee; Won Sang Lee (KSII Trans. Internet Inf. Syst., 2023)