Website Classification Using Latent Dirichlet Allocation and Its Application for Internet Advertising. - Sotaro Katsumata; Eiji Motohashi; Akihiro Nishimoto; Eiji Toyosawa (ICDM Workshops, 2016)

The Contents-Based Website Classification for the Internet Advertising Planning: An Empirical Application of the Natural Language Analysis. - Sotaro Katsumata; Eiji Motohashi; Akihiro Nishimoto; Eiji Toyosawa (Rev. Socionetwork Strateg., 2017)

Joint Classification Model of Topic and Polarity: Finding Satisfaction and Dissatisfaction Factors from Airport Service Review. - Kosuke Mizufune; Sotaro Katsumata (ICDM Workshops, 2018)

Influence of individual characteristics on whether and how much consumers engage in showrooming behavior. - Wirawan Dony Dahana; HeeJae Shin; Sotaro Katsumata (Electron. Commer. Res., 2018)

Autoencoder-Enabled Potential Buyer Identification and Purchase Intention Model of Vacation Homes. - Fan Li 015; Sotaro Katsumata; Ching-Hung Lee; Qiongwei Ye; Wirawan Dony Dahana; Rungting Tu; Xi Li (IEEE Access, 2020)

Dynamic Impacts of Aspects of Appearance and Technology on Consumer Satisfaction: Empirical Evidence from the Smartphone Market. - Seungjin Kim; Sotaro Katsumata; Atsushi Akiike (Rev. Socionetwork Strateg., 2020)