Detection of missing tweets based on browsing interval and topic granularity. - Hiromitu Ohara; Yu Suzuki 002; Akiyo Nadamoto (iiWAS, 2015)

Finding missing tweets using topic structure and browsing time. - Yu Suzuki 002; Hiromitsu Ohara; Akiyo Nadamoto (iiWAS, 2017)

What is your tweet worldview? Mapping the topic structure of tweets on the Wikipedia. - Yu Suzuki 002; Hiromitsu Ohara; Akiyo Nadamoto (Int. J. Pervasive Comput. Commun., 2018)