ERNAWATI, S.; WATI, R. SENTIMENT ANALYSIS OF THREE-PERIOD POLEMICS USING K-NEAREST NEIGHBOR WITH TF-IDF WEIGHTING. Jurnal Riset Informatika, [S. l.], v. 4, n. 3, p. 215–220, 2022. DOI: 10.34288/jri.v4i3.160. Disponível em: https://backup-jri.intipublisher.com/index.php/jri/article/view/160. Acesso em: 16 feb. 2026.