A Polyline-based Visualization Technique for Tagged Time-varying Data. - Sayaka Yagi; Yumiko Uchida; Takayuki Itoh (IV, 2012)

A Heatmap-Based Time-Varying Multi-variate Data Visualization Unifying Numeric and Categorical Variables. - Haruka Suematsu; Sayaka Yagi; Takayuki Itoh; Yosuke Motohashi; Kenji Aoki 001; Satoshi Morinaga (IV, 2014)

A Layout Technique for Storyline-based Visualization of Consecutive Numerical Time-varying Data. - Sayaka Yagi; Takayuki Itoh; Masahiro Takatsuka (VINCI, 2015)

Visualizing User Action Data to Discover Business Process. - Yuki Urabe; Sayaka Yagi; Kimio Tsuchikawa; Takeshi Masuda 004 (APNOMS, 2019)

A Heatmap-Based Visualization Technique for Finding Operational Problems. - Sayaka Yagi; Kimio Tsuchikawa; Kohji Tsuji (IV (2), 2019)

Task Clustering Method Using User Interaction Logs to Plan RPA Introduction. - Yuki Urabe; Sayaka Yagi; Kimio Tsuchikawa; Haruo Oishi (BPM, 2021)