Andi Maslan, Azan Rahman, Umar Faruq and Rabei Raad Ali Al-Jawr 2025. Spam Email Classification Optimization With NLP-Based Naïve Bayes on TF-IDF and SMOTE. Jurnal Nasional Teknik Elektro dan Teknologi Informasi. 14, 4 (Nov. 2025), 263-271. DOI:https://doi.org/10.22146/jnteti.v14i4.20931.