Analisis Sentimen Terhadap Pro Dan Kontra Batalnya Indonesia Menjadi Tuan Rumah Piala Dunia U20 Pada Media Sosial Twitter Dengan Menggunakan Metode Naive Bayes Classifier (NBC)

Abstract

The FIFA U20 World Cup, formerly known as the FIFA Youth World Cup, is an official football championship held by FIFA every two years. This championship is participated by every country that sends a national soccer team under the age of 20. Many countries are vying to host the U20 World Cup, even though it is very expensive to host due to the advantage that the hosts get. especially in the economic field. Indonesia was appointed as the host of the u20 world cup on October 24 2019 and then canceled on March 29 2023 because of that, with the abundance of public opinion about Indonesia being canceled as host, it can be used as research material to find information. This study aims to find out whether the public is more pro or con against the cancelation of the U20 World Cup in Indonesia using the Naive Bayes algorithm. The data used is 1150 Twitter comment data based on the calculation results of the Naïve Bayes Algorithm. This study found that tweets with contra sentiment amounted to 62.67% and for pro sentiment tweets amounted to 37.33%. With an average accuracy value of 73.7%, a precision value of 73.7%, and a recall value of 82.5%, it can be won by Indonesians using social media Twitter who have a tendency to cancel the fight to host the u20 world cup.
Keywords: World Cup, Classification, Naive Bayes