Training labeled data is needed for supervised learning. To do classification (a supervised learning task), for example, you must first mark the data that will be used to train the model to classify data into your labeled classes. Unsupervised learning, on the other hand, does not necessitate clear data marking. To learn more about Machine Learning Courses, the FITA Academy offers the Best Machine Learning Courses in the following locations. Check: Machine Learning Training in Chennai Machine Learning Online Course