| 2021 | ADBIS | A General Method for Event Detection on Social Media. | Yihong Zhang, Masumi Shirakawa, Takahiro Hara |
| 2021 | KSEM | An Automatic Method for Understanding Political Polarization Through Social Media. | Yihong Zhang, Masumi Shirakawa, Takahiro Hara |
| 2017 | EMNLP | Never Abandon Minorities: Exhaustive Extraction of Bursty Phrases on Microblogs Using Set Cover Problem. | Masumi Shirakawa, Takahiro Hara, Takuya Maekawa |
| 2017 | PERCOM | Crowd and event detection by fusion of camera images and micro blogs. | Sohei Kojima, Akira Uchiyama, Masumi Shirakawa, Akihito Hiromori, Hirozumi Yamaguchi, Teruo Higashino |
| 2015 | WWW | N-gram IDF: A Global Term Weighting Scheme Based on Information Distance. | Masumi Shirakawa, Takahiro Hara, Shojiro Nishio |
| 2013 | AINA | Detecting Local Events by Analyzing Spatiotemporal Locality of Tweets. | Takuya Sugitani, Masumi Shirakawa, Takahiro Hara, Shojiro Nishio |
| 2013 | CIKM | Probabilistic semantic similarity measurements for noisy short texts using Wikipedia entities. | Masumi Shirakawa, Kotaro Nakayama, Takahiro Hara, Shojiro Nishio |