A LF Based Answer Indexing Method for Encyclopedia Question-Answering System. - Hyeon-Jin Kim; Ji-Hyun Wang; Changki Lee; Chung-Hee Lee; Myung-Gil Jang (AIRS, 2005)

Fine-Grained Named Entity Recognition Using Conditional Random Fields for Question Answering. - Changki Lee; Yi-Gyu Hwang; Hyo-Jung Oh; Soojong Lim; Jeong Heo; Chung-Hee Lee; Hyeon-Jin Kim; Ji-Hyun Wang; Myung-Gil Jang (AIRS, 2006)

Heterogeneous Answer Acquisition Methods in Encyclopedia QA. - Hyo-Jung Oh; Chung-Hee Lee; Changki Lee; Ji-Hyun Wang; Yi-Gyu Hwang; Hyeon-Jin Kim; Myung-Gil Jang (IDEAL, 2006)

An integration approach of QA engines depending on answer-class. - Hyo-Jung Oh; Yi-Gyu Hwang; Chung-Hee Lee; Changki Lee; Ji-Hyun Wang; Hyeon-Jin Kim; Myung-Gil Jang (IRI, 2006)