MUSDB18

dataset·music source separation·active

Full-length stereo music mixtures with isolated drums, bass, vocals and other stems for source separation.

Verified facts

Official site	https://sigsep.github.io/datasets/musdb.html ↗
Geography	Global
doi	10.5281/zenodo.1117372
size	tracks: 150 · test tracks: 50 · train tracks: 100 · duration hours approx: 10
scope	Four-stem music demixing and benchmark evaluation.
genres	multiple
license	Track-specific licenses; academic-use access condition
steward	SigSep
creators	Zafar Rafii; Antoine Liutkus; Fabian-Robert Stöter; Stylianos Ioannis Mimilakis; Rachel Bittner
versions	MUSDB18; MUSDB18-HQ
languages	multiple/unknown
modalities	stereo audio mixtures; drums stems; bass stems; vocal stems; other stems
geographies	Global
access method	Access-controlled Zenodo deposit; request reviewed manually.
intended uses	music source separation; benchmark comparison
related papers	The MUSDB18 corpus for music separation
annotation method	Source stems supplied by multitrack material and mixed into benchmark partitions.
collection method	Combines DSD100, MedleyDB, Native Instruments and Easton Ellises sources.
provenance claims	Official page enumerates four source groups and links a track-level license list.
current availability	Available by request for academic purposes.
commercial use limits	Official page restricts dataset access to academic use.
us market scope basis	Publicly available or materially used in US-facing music/audio-AI research.
limitations biases disputes	Compressed MUSDB18 bandwidth is limited to 16 kHz.; Source material and licenses are heterogeneous.