Optimized RoBERTa–DeBERTa Ensemble for Multi-Class Sentiment Analysis on Highly Imbalanced Data
Xaverius Sika, Desi Kisbianty, Marrylinteri Istoningtyas, Dodo Zaenal Abidin, Afrizal Nehemia ToscanyNon-Scopus23 April 2026Afiliasi: ID, MY