Facebook Analysis of Community Sentiment on 2019 Indonesian Presidential Candidates from Facebook Opinion Data.

On April 17, 2019, Indonesia will hold a presidential general election. Analysis of public sentiment towards presidential candidates and vice-presidential candidates of Indonesia in 2019 through social media especially Facebook, is needed to find out the popularity and public sentiments towards the candidates. Data was obtained through comments on Facebook posts of three major news media in Indonesia, namely Detik (@detikcom), TribunNews (@tribunnews), and Liputan6 (@liputan6online). The Opinion is classified using the data mining approach using the Naive Bayes Classifier algorithm. This research found that 40.52% of the comments were talking about presidential and vice-presidential candidate Joko Widodo and Maruf Amin (Jokowi-Maruf) meanwhile presidential candidate Prabowo Subianto and his running mate Sandiaga Uno (Prabowo-Sandi) dominate the comments by 59.48%. On the contrary, for the sentiment polarity results, the Jokowi-Maruf dominate by 56.76% positive sentiment and 43.24% negative sentiment, while the Prabowo-Sandi received 24.21% positive sentiment and 75.79% negative sentiment. [ABSTRACT FROM AUTHOR]