Part-aware choral audio–MIDI dataset

PawChorale

Mastered choir recordings, isolated vocal parts, and aligned per-part MIDI labels in one research-ready collection.

Works: 200
Master audio: —
Isolated parts: —
Vocal MIDI notes: —

Download

Get PawChorale.

Download all 200 curated works at once from the permanent Zenodo record. Four smaller GitHub archives remain available as mirrors.

Zenodo · DOI 10.5281/zenodo.21777039

Complete dataset · one ZIP

4.45 GiB · 200 works · MP3 · part + mixture MIDI · MusicXML · manifests

Download full dataset ↓ View Zenodo record ↗ Catalog CSV

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GitHub mirror archives

4 parts

Version 1.0.0 Source repository ↗

Interactive demo

Hear and inspect the alignment.

Choose any of the 200 works, play its master and available isolated parts in sync, and inspect the aligned per-part MIDI piano roll.

Choose a work

Interactive work browser

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Duration: —
Voicing: —
MIDI notes: —
Matched notes: —

Audible tracks

Toggle the mixture and parts during synchronized playback.

00:00.0 00:54.0

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Source metadata

Public work ID: —
Source score: —
CPDL edition: —
Source license: —
Conversion: MusicXML → per-part MIDI

CPDL source page ↗ · Rights record ↗

Rendering configuration

Audio: —
Layout: —
Time reference: Seconds from recording start

Work-level alignment —

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Selected-work downloads

Work files

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Dataset contents

One work, one folder.

Every work has a stable public ID. Available voicing is preserved as recorded; complete SATB coverage is not required.

Audio

Master mixtures

One mastered choir recording for each retained work.

Parts

Isolated voices

Available Soprano, Alto, Tenor, and Bass recordings.

Labels

MIDI + MusicXML

Per-part and mixture notes, original scores, source records, and rendering manifests.

001/ · 001_master.mp3 · 001_Soprano.mp3 · 01_Soprano.mid · choral_mixture.midi · choral_music_score.xml

Work catalog

Browse all 200 works.

ID	Work	Audio parts	MIDI files	Archive
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Citation

Using PawChorale?

The author list can be updated with the paper release. The current dataset citation is:

Meng, H. (2026). PawChorale: A Part-Aware Choral Audio–MIDI Dataset (Version 1.0.0). Zenodo. https://doi.org/10.5281/zenodo.21777039