SUWAN, T.; NOKKAEW, M.; SURAWANITKUN, C.; SORN-IN, K.; MUEANRIT, N.; NONGPONG, K.; YEOPHANTONG, T.; SUPASAI, W.; SIRITARATIWAT, A. Aspect-Level Sentiment Analysis Using WangchanBERTa for Fine-Grained Service Insight Extraction in Hotel Reviews. ECTI Transactions on Electrical Engineering, Electronics, and Communications, [S. l.], v. 24, n. 2, 2026. DOI: 10.37936/ecti-eec.2026242.262946. Disponível em: https://ph02.tci-thaijo.org/index.php/ECTI-EEC/article/view/262946. Acesso em: 16 sep. 2026.