📅 31 July 2025
DOI: 10.30787/restia.v3i2.1990

Evaluation ChatGPT User Sentiment using Naive Bayes: A Review of Confusion Matrix and Classification Report

Jurnal Riset Sistem dan Teknologi Informasi
Universitas 'Aisyiyah Surakarta

📄 Abstract

The development of artificial intelligence (AI) technology, particularly in natural language processing (NLP), has led to various innovations, including ChatGPT. Its growing popularity highlights the need for user sentiment analysis. This study evaluates user sentiment toward ChatGPT using the Naive Bayes algorithm. The dataset, obtained from Kaggle, consists of 500 labeled English tweets categorized as positive, neutral, or negative. The process involved text preprocessing, TF-IDF feature extraction, data splitting (80% training, 20% testing), and model training. The results show an accuracy of 56%, with the highest f1-score in the negative class (0.67) and the lowest in the neutral class (0.38). The model exhibits classification imbalance, with high precision but low recall in the neutral class, and high recall but low precision in the positive class. The confusion matrix further confirms frequent misclassifications between classes. These findings reflect the limitations of Naive Bayes in handling contextual relationships in text data. Improvements can be achieved through data balancing, enhanced NLP-based feature representation, and the application of more complex classification algorithms.

🔖 Keywords

#AI; ChatGPT; Kaggle; NLP; Naive Bayes; AI; ChatGPT; Kaggle; NLP; Naive Bayes

â„šī¸ Informasi Publikasi

Tanggal Publikasi
31 July 2025
Volume / Nomor / Tahun
Volume 3, Nomor 2, Tahun 2025

📝 HOW TO CITE

Dianda Rifaldi; Tri Stiyo Famuji; Bella Okta Sari Miranda; Fauzan Purma Ramadhan; Iriene Putri Mulyadi; Vanji Saputra6; Fanani, Galih Pramuja Inngam, "Evaluation ChatGPT User Sentiment using Naive Bayes: A Review of Confusion Matrix and Classification Report," Jurnal Riset Sistem dan Teknologi Informasi, vol. 3, no. 2, Jul. 2025.

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