Classification of arrhythmia electrocardiogram signals using kernel principal component analysis and naïve bayes. - Melinda, Melinda; Farhan; Irhamsyah, Muhammad; Miftahujjannah, Rizka; Acula, Donata D.; Yunidar, Yunidar (Kinetik: Game Technology, Information System, Computer Network, Computing, Electronics & Control, 2025)