LDA-Based Topic Modeling in Labeling Blog Posts with Wikipedia Entries. - Daisuke Yokomoto; Kensaku Makita; Hiroko Suzuki; Daichi Koike; Takehito Utsuro; Yasuhide Kawada; Tomohiro Fukuhara (APWeb Workshops, 2012)

Time Series Topic Modeling and Bursty Topic Detection of Correlated News and Twitter. - Daichi Koike; Yusuke Takahashi; Takehito Utsuro; Masaharu Yoshioka; Noriko Kando (IJCNLP, 2013)

Called function identification of IoT devices by network traffic analysis. - Daichi Koike; Shigemi Ishida; Yutaka Arakawa (SAC, 2021)