Extraction of Conditional Statements for Understanding Business Rules. - Tomomi Hatano; Takashi Ishio; Joji Okada; Yuji Sakata; Katsuro Inoue (IWESEP, 2014)

Dependency-Based Extraction of Conditional Statements for Understanding Business Rules. - Tomomi Hatano; Takashi Ishio; Joji Okada; Yuji Sakata; Katsuro Inoue (IEICE Trans. Inf. Syst., 2016)

Towards Classification of Loop Idioms Automatically Extracted from Legacy Systems. - Joji Okada; Takashi Ishio; Yuji Sakata; Katsuro Inoue (IWSC, 2019)

PATSQL: Efficient Synthesis of SQL Queries from Example Tables with Quick Inference of Projected Columns. - Keita Takenouchi; Takashi Ishio; Joji Okada; Yuji Sakata (Proc. VLDB Endow., 2021)

Cost-Benefit Analysis for Modernizing a Large-Scale Industrial System. - Kazuki Yokoi; Eunjong Choi; Norihiro Yoshida; Joji Okada; Yoshiki Higo (APSEC, 2023)