Multiple Tour Guide Recommendation for the Sharing Economy. - Rikuya Yamamoto; Yuanyuan Wang 003; Masatohi Shibata; Panote Siriaraya; Yukiko Kawai (ICCE, 2021)

A Low-Cost High-Performance Semantic and Physical Distance Calculation Method Based on ZIP Code. - Da Li; Yuanyuan Wang 003; Rikuya Yamamoto; Yukiko Kawai; Kazutoshi Sumiya (IEICE Trans. Inf. Syst., 2022)