Dafid, Ach. Dafid, et al. “Improving the Performance of the K-Nearest Neighbors (KNN) Algorithm by Optimizing the K Value Using Particle Swarm Optimization on Madura Batik Review Data”. Jurnal Ilmiah Teknik Elektro Komputer Dan Informatika, vol. 11, no. 2, May 2025, doi:10.26555/jiteki.v11i2.30775.