Location-based burst detection algorithm for georeferenced document streams based on user's moving direction. - Tomoki Matsui; Keiichi Tamura; Hajime Kitakami (IWCIA, 2013)

Identifying Local Temporal Burstiness Using MACD Histogram. - Keiichi Tamura; Tomoki Matsui; Hajime Kitakami; Tatsuhiro Sakai (SMC, 2015)