Sentiment Analysis Overview Sentiment analysis determines emotional tone and opinions in text, enabling understanding of customer satisfaction, brand perception, and feedback analysis. Approaches - Lexicon-based : Using sentiment dictionaries - Machine Learning : Training classifiers on labeled data - Deep Learning : Neural networks for complex patterns - Aspect-based : Sentiment about specific features - Multilingual : Non-English text analysis Sentiment Types - Positive : Favorable, satisfied - Negative : Unfavorable, dissatisfied - Neutral : Factual, no clear sentiment - Mixed : Combinatio…