Efendi, S., & Sihombing, P. (2022). Sentiment Analysis of Food Order Tweets to Find Out Demographic Customer Profile Using SVM. MATRIK : Jurnal Manajemen, Teknik Informatika Dan Rekayasa Komputer, 21(3), 583-594. https://doi.org/https://doi.org/10.30812/matrik.v21i3.1898