Nurpadhilah, N. and Saputera, S. (2026) “Sentiment Analysis and Characteristics of Youtube User Opinions Toward Samsung and Iphone Brands Using TF-IDF With Naive Bayes and KNN Comparison and Mcnemar Test”, Jurnal Media Computer Science, 5(2), pp. 987-998. doi: 10.37676/jmcs.v5i2.11311.