Here is a useful survey of Music Data Mining, looking at a number of areas and specifying key papers, descriptions and datasets.
Paper: Mining Association Patterns between Music and Video Clips in Professional MTV (Journal: Advances in Multimedia Modeling '09)
Description : Use a dual-wing harmonium model to learn and represent the underlying association patterns between music and video clips in professional MTV.
Dataset:100 MTVs in different categories
- Association Mining
- Genre Classification
- Rhythm Classification
- Artist Classification
- Mood Detection and Classification
- Instrument Classification and Recognition
- Singer Identification
- Sequence Mining
- Similarity Search
- Music Summarization
- Music Visualization
- Music Indexing