Classical machine learning and deep neural network ensemble model for GPS-based activity recognition. - Ryoichi Kojima; Roberto Legaspi; Yutaro Mishima; Shinya Wada (UbiComp/ISWC Adjunct, 2021)

Fuzzy Clustering in Assortative and Disassortative Networks. - Ryoichi Kojima; Roberto Legaspi; Toshiaki Murofushi (J. Adv. Comput. Intell. Intell. Informatics, 2021)

Trip Destination Prediction by Cross-City Exploratory Data Analysis Approach in People Flow Data. - Ryoichi Kojima; Roberto Legaspi; Shinya Wada (IEEE Big Data, 2022)

Leverage Samples with Single Positive Labels to Train CNN-based Models For Multi-label Plant Species Prediction. - Huy Quang Ung; Ryoichi Kojima; Shinya Wada (CLEF (Working Notes), 2023)