Study of Machine Learning Techniques for Sentiment Analysis

Sentiment Analysis, a field of Machine learning is used to describe what a user feels about a particular product or issues. With this advantage, we can acquire information that might prove helpful in the decision-making processes. It is based on Opinion mining concept that extracts opinion and analyses them. In this scenario, sentiment analysis plays a role on identifying the emotion behind these opinions. Source of these opinions can be from blogs, forums, reviews, twitter feeds, social media comments etc. This paper intends mainly to explore the related works in this field and it revolves around algorithms used and then compares them to find an appropriate solution for a particular problem.