Feature Extraction of Global Seismicity by Principal Component Analysis - Okada, Akihisa; Toriumi, Mitsuhiro; Kaneda, Yoshiyuki (2017 International Conference on Control, Artificial Intelligence, Robotics & Optimization (ICCAIRO), Control, Artificial Intelligence, Robotics & Optimization (ICCAIRO), 2017 International Conference on, ICCAIRO, 2017)