Hate Speech Detection in Indonesian Language on Instagram Comment Section Using K-Nearest Neighbor Classification Method

Instagram is a social media that is widely used by people in the world, especially Indonesia. Instagram has a feature in delivering opinions in the Instagram photo comment section. Comments given can be positive or negative comments. Negative comments on Instagram include hate speech. Hate speech is one of the big problems and very difficult to overcome by the authorities. Because of that, this research will create a system that will detect hate speech or not on the Instagram comment section with the K-Nearest Neighbor classification method. Accuracy generated from this research is 98.13%, 98% of precision, recall and f1-score using K-Nearest Neighbor with K=3.