Sentiment Analysis Demo
Overview
The Sentiment Analysis Demo classifies text as positive, negative, or neutral using lexicon-based approaches. Enter text and see sentiment scores based on word polarity. Visualize which words contribute to the overall sentiment. Perfect for understanding opinion mining and text classification.
Tips
- Lexicon-based: uses dictionary of word polarities (happy: +3, terrible: -4)
- Aggregates word scores to get overall sentiment
- Handles negation (not good → negative despite “good”)
- Intensity words amplify sentiment (very happy > happy)
- Applications: social media monitoring, product reviews, customer feedback
- Try adding emphatic words to see score changes
- Emoji support for modern text analysis