Hierarchical content group detection from different social media platforms using Web link structure. - Daichi Takehara; Ryosuke Harakawa; Takahiro Ogawa 001; Miki Haseyama (ICIP, 2016)

Extracting hierarchical structure of content groups from different social media platforms using multiple social metadata. - Daichi Takehara; Ryosuke Harakawa; Takahiro Ogawa 001; Miki Haseyama (Multim. Tools Appl., 2017)

Sentiment-aware personalized tweet recommendation through multimodal FFM. - Ryosuke Harakawa; Daichi Takehara; Takahiro Ogawa 001; Miki Haseyama (Multim. Tools Appl., 2018)

Predicting end-of-session actions considering the information of learning materials. - Daichi Takehara (ICCE, 2020)