Sentiment Analysis: An Empirical Comparative Study of Various Machine Learning Approaches Swapnil Jain author Shrikant Malviya author Rohit Mishra author Uma Shanker Tiwary author 2017-12 text Proceedings of the 14th International Conference on Natural Language Processing (ICON-2017) Sivaji Bandyopadhyay editor NLP Association of India Kolkata, India conference publication jain-etal-2017-sentiment https://aclanthology.org/W17-7515/ 2017-12 112 121