Lionnie R, Timotius IK, Setyawan I. Performance Comparison of Several Pre-Processing Methods in a Hand Gesture Recognition System based on Nearest Neighbor for Different Background Conditions. J. ICT Res. Appl. [Internet]. 2013Sep.13 [cited 2025Oct.5];6(3):183-94. Available from: https://journals.itb.ac.id/index.php/jictra/article/view/228