Browse iConferences by Author "Wang, Yuanyuan"
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Wang, Yuanyuan; Maruyama, Naoki; Yasui, Goki; Kawai, Yukiko; Akiyama, Toyokazu (iSchools, 2017)Nowadays, students utilize MOOCs (e.g., Coursera, edX) and SNS services (e.g., LINE, Twitter, Facebook, Tumblr) in courses for learning. This paper presents a Twitter-based recommendation system to search and communication, ...
Wang, Yuanyuan; Nakaoka, Yusuke; Siriaraya, Panote; Kawai, Yukiko; Akiyama, Toyokazu (iSchools, 2018)This paper presents a novel train delay detection method based on topic propagation analysis of geo-tagged tweets between railway stations. Our goal is to detect traffic accidents and to predict train delays in railway ...
Wang, Yuanyuan; Siriaraya, Panote; Kawai, Yukiko (iSchools, 2019-03-15)This paper presents a novel POI (Point of Interest) extraction method based on the residency characteristics of SNS users. Our goal is to present SNS photos of extracted POIs with high visibility and high awareness for ...