A Review on Opinion Mining and Sentiment Analysis Techniques

Opinion Mining is a type of natural language processing for tracking the mood of the people about any particular product by review. Opinion Mining is a promising discipline, defined as an intersection of information retrieval and computational linguistic techniques to deal with the opinions expressed in a document. The Opinions are collected from public, it considered as most valuable data. The opinions are reviews from customers; comments are collected from web sites and user groups. The field aims at solving the problems related to opinions about products, Politian in newsgroup posts, review sites, comments on Facebook posts and twitter etc. The collected opinions are manipulated by various techniques, methods, algorithms and software tools to get the opinions from them. This process is also called as Opinion Mining or Sentiment Analysis. Opinion analysis is very interesting research topic in both extraction of information and discovery of knowledge. Opinion mining can be used in many new applications.