Multi-co-training for document classification using various document representations: TF-IDF, LDA, and Doc2Vec. - Donghwa Kim 001; Deokseong Seo; Suhyoun Cho; Pilsung Kang 001 (Inf. Sci., 2019)

Unusual customer response identification and visualization based on text mining and anomaly detection. - Seungwan Seo; Deokseong Seo; Myeongjun Jang; Jaeyun Jeong; Pilsung Kang 001 (Expert Syst. Appl., 2020)