What is 'Sentiment Analysis'?

What is 'Sentiment Analysis'?

Approach: Describe identifying the emotional tone of text.

The use of natural language processing to identify, extract, and quantify affective states and subjective information from text data (e.g., determining if a review is positive or negative).

Follow-up: What is a common challenge in sentiment analysis (e.g., sarcasm)?

Key concepts: classification, nlp, subjectivity.