Emphan, C., Tiamkaew, E. and Khruahong, S. 2025. Enhancing the Performance of Sentiment Analysis Models Using GridSearchCV: A Case Study on Electric Vehicles in Thailand . Journal of Applied Informatics and Technology. 8, 1 (Oct. 2025), 260631. DOI:https://doi.org/10.14456/jait.2026.10.