Benchmarking Logistic Regression, SVM, and LightGBM Against BiLSTM with Attention for Sentiment Analysis on Indonesian Product Reviews. - Razin Hafid Hamdi; Ivana Margareth Hutabarat; Hanna Gresia Sinaga; Luluk Muthoharoh; Ardika Satria; Martin Clinton Tosima Manullang (CoRR, 2026)