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Itsuki-music/POP909-CL-Dataset

POP909-CL Dataset Paper | Demo Page | POP909-CL Dataset | Model Weight & Data POP909-CL is a chord-labelled extension of the original POP909 corpus, intended to support chord recognition, automatic accompaniment, and music theory research. The repository combines expert-reviewed chord annotations with metadata-corrected MIDI files while preserving backwards compatibility with the POP909 24-bin timing grid. It is part of the release of the paper "BACHI: Boundary-Aware Symbolic… See the full description on the dataset page: https://huggingface.co/datasets/Itsuki-music/POP909-CL-Dataset.

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Author / organizationItsuki-music
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Created25 October 2026
Last updated at source25 October 2026
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  • 25 Oct 2026 Description: none → POP909-CL Dataset Paper | Demo Page | POP909-CL Dataset | Model Weight & Data POP909-CL is a chord-labelled extension of the original POP909 corpus, intended to support chord recognition, automatic accompaniment, and music theory research.

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