Service-Oriented Actuator for Ubiquitous Smart Space. - Kyunam Jo; Changgyu Bak; Jung-Won Lee; We-Duke Cho (SUTC/UMC, 2010)

A prediction and auto-execution system of smartphone application services based on user context-awareness. - Meeyeon Lee; Changgyu Bak; Jung-Won Lee (J. Syst. Archit., 2014)

Method for seamless unlock function for mobile applications. - Ihor V. Vasyltsov; Changgyu Bak (EMBC, 2016)

Statistical approach for lightweight detection of anomalies in ECG. - Ihor V. Vasyltsov; Changgyu Bak; Jiseung Jeong (EMBC, 2016)