The answer of your question asked is better found at the source given below.
Mäntylä, M. V., Graziotin, D., & Kuutila, M. (2018). The evolution of sentiment analysis—A review of research topics, venues, and top cited papers. Computer Science Review, 27, 16-32.
In point of fact, there are many different kinds of idea for researching in sentiment analysis. For example, here are some of the last investigation on this subject. I'm of the opinion that you should access an appropriate of data using for analyzing.
Article Application of Sentiment Analysis to Language Learning
Article Multi-Strategy Sentiment Analysis of Consumer Reviews Based ...
Article Multi-Strategy Sentiment Analysis of Consumer Reviews Based ...
The answer of your question asked is better found at the source given below.
Mäntylä, M. V., Graziotin, D., & Kuutila, M. (2018). The evolution of sentiment analysis—A review of research topics, venues, and top cited papers. Computer Science Review, 27, 16-32.