“Decision Tree and K-Nearest Neighbor (K-NN) Algorithm Based on Particle Swarm Optimization (PSO) for Diabetes Mellitus Prediction Accuracy Analysis”. CESS (Journal of Computer Engineering, System and Science), vol. 7, no. 2, Juli 2022, hlm. 315-24, https://doi.org/10.24114/cess.v7i2.34245.