Sentiment Analysis of AI Anxiety and Digital Emotional Expression in Online Discourse Using Machine Learning

This dataset contains the processed textual data and supporting analytical materials associated with the study “Sentiment Analysis of AI Anxiety and Digital Emotional Expression in Online Discourse Using Machine Learning.” The study examines emotional responses toward Artificial Intelligence (AI) in online discourse using natural language processing and machine-learning–based sentiment analysis. The dataset supports the classification of online comments into positive, neutral, and negative sentiment categories and includes materials related to sentiment distribution, classification performance, confusion matrix, ROC analysis, and thematic word-cloud analysis. The deposited materials are intended to support research transparency, reproducibility, and further research in computational psychology, digital emotional analytics, and AI-related psychological research.