International Journal of Innovations in Engineering and Technology (IJIET)
With the outbreak of web 2.0, several types of social media such as blogs, discussion forums, review websites and community websites that can be useful for determine the public; sentiment and opinion, towards products and services. Recent surveys impart that online reviews have greater economic impact compared to claric media. The major task of opinion mining or sentiment analysis is used to find the subjective information from the user defined opinions. The expressed opinions may be positive, negative or neutral. Machine learning techniques are widely used for sentiment classification.