J. Ashok Kumar¹, S. Abirami¹ and S. Murugappan², ¹Anna University, India and ²Tamil Nadu Open University, India

In this emerging trend, it is necessary to understand the recent developments taking place in the field of opinion mining and sentiment analysis (OMSA) as part of text mining in social networks, which plays an important role for decision making process to the organization or company, Government and general public. In this paper, we present the recent role of OMSA in Social Networks with different frameworks such as data collection process, text pre-processing, classification algorithms, and performance evaluation results. The achieved accuracy level is compared and shown for different frameworks. Finally, we conclude the present challenges and future developments of OMSA.

Sentiment Analysis, Opinion Mining, Classification Algorithms, Social Media.