A grapheme-level approach for constructing a Korean morphological analyzer without linguistic knowledge. - Jihun Choi; Jonghem Youn; Sang-goo Lee (IEEE BigData, 2016)

Partition-Based Clustering with Sliding Windows for Data Streams. - Jonghem Youn; Jihun Choi; Junho Shim; Sang-goo Lee (DASFAA (2), 2017)

Efficient query processing on distributed stream processing engine. - Manhui Han; Jonghem Youn; Sang-goo Lee (IMCOM, 2017)

Efficient Data Stream Clustering With Sliding Windows Based on Locality-Sensitive Hashing. - Jonghem Youn; Junho Shim; Sang-goo Lee (IEEE Access, 2018)