Angger Gindaong CA, Nirmala I, Suhery C. Application Of Kalman Filter Algorithm to Reduce Noise In Door Lock Opening System With Voice Recognition. SMARTICS [Internet]. 2026 Apr. 30 [cited 2026 May 13];12(1). Available from: http://ejournal.unikama.ac.id/index.php/jst/article/view/13931