A survey paper on opinion mining and sentiment analysis

Computer Science and Engineering

Opinion of people and their experience is very important information in decision making process. It’s a computational study of people’s opinion, attitude, emotions etc. With the growing availability and popularity of opinion resources people can now use information technology to get and understand the opinion of others. Extracting the useful content from these opinion sources becomes a challenging task. This situation created a new area of research called opinion mining and sentiment analysis. Opinion mining and sentiment analysis extract and classify the people’s opinion automatically from the internet. Opinion Mining or Sentiment Analysis is a Natural Language Processing and Information Extraction task that identifies the user’s views or opinions explained in the form of positive, negative or neutral comments and quotes underlying the text. Text categorization generally classifies the documents by topic.

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