Project repository for the Data Mining Andavced course in University of Pisa - AY 2020 - 2021. The Free Music Archive (FMA) is an open and easily accessible dataset suitable for evaluating several tasks in MIR, a field concerned with browsing, searching, and organizing large music collections. The project is divided in five principal modules, all having the main objective to find if a track is an Hit or Not-Hit: 1- Introduction, Imbalanced Learning and Anomaly Detection 2- Advanced Classification Methods 3- Time Series Analysis 4- Sequential Patterns and Advanced Clustering 5- Explainability