Extension of Hierarchical Information Acquirement by Association Rule Mining from Semi-Structured Data. - Ryosuke Saga; Chihiro Sugaya; Kodai Kitami (DMIN, 2010)

Causality analysis for best seller of software game by regression and structural equation modeling. - Kodai Kitami; Ryosuke Saga (SMC, 2010)

Verification of Centrality to Extract Proper Factors in Model Construction Process by Using Creativity Technique. - Kodai Kitami; Ryosuke Saga; Kazunori Matsumoto (HCI (22), 2011)

Comparison Analysis for Text Data by Using FACT-Graph. - Ryosuke Saga; Seiko Takamizawa; Kodai Kitami; Hiroshi Tsuji; Kazunori Matsumoto (HCI (12), 2011)

Comparison Analysis of Video Game Purchase Factors between Japanese and American Consumers. - Kodai Kitami; Ryosuke Saga; Kazunori Matsumoto (KES (3), 2011)

Improvement of Factor Model with Text Information Based on Factor Model Construction Process. - Ryosuke Saga; Tetsuya Fujita; Kodai Kitami; Kazunori Matsumoto (IIMSS, 2013)