midNLP
What is sentiment analysis?
Updated May 17, 2026
Short answer
Sentiment analysis determines emotional tone in text.
Deep explanation
It classifies text into positive, negative, or neutral sentiment using lexicon-based or ML approaches.
Real-world example
Brands analyze customer reviews.
Common mistakes
- Ignoring sarcasm.
Follow-up questions
- How do transformers improve sentiment analysis?
- What is aspect-based sentiment?