Integration of face and speaker recognition by subspace method. - Yasuo Ariki; Noriyuki Ishikawa (ICPR, 1996)

Human Information Retrieval by Face Extraction and Recognition on TV News Images Using Subspace Method. - Yasuo Ariki; Noriyuki Ishikawa; Yoshiaki Sugiyama (ACCV (2), 1998)

Face Indexing on Video Data - Extraction, Recognition, Tracking and Modeling. - Yasuo Ariki; Yoshiaki Sugiyama; Noriyuki Ishikawa (FG, 1998)