Sentiment analysis uses natural language processing (NLP) to identify opinions expressed in text. For a business, it can turn customer feedback into a clearer picture of what people think about its offerings. section 7.1
A bookseller’s feedback
A bookseller could analyze customer feedback to understand customers’ opinions and decide where its offerings need improvement. This is different from using a review to recommend another book: the focus is on the opinion expressed, not the next title to suggest. section 7.1











