PDMX: A Large-Scale Public Domain MusicXML Dataset for Symbolic Music Processing
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Abstract (arXiv)
The recent explosion of generative AI-Music systems has raised numerous concerns over data copyright, licensing music from musicians, and the conflict between open-source AI and large prestige companies. Such issues highlight the need for publicly available, copyright-free musical data, in which there is a large shortage, particularly for symbolic music data. To alleviate this issue, we present PDMX: a large-scale open-source dataset of over 250K public domain MusicXML scores collected from the score-sharing forum MuseScore, making it the largest available copyright-free symbolic music dataset to our knowledge. PDMX additionally includes a wealth of both tag and user interaction metadata, allowing us to efficiently analyze the dataset and filter for high quality user-generated scores. Given the additional metadata afforded by our data collection process, we conduct multitrack music generation experiments evaluating how different representative subsets of PDMX lead to different behaviors in downstream models, and how user-rating statistics can be used as an effective measure of data quality. Examples can be found at https://pnlong.github.io/PDMX.demo/.
Key facts. Cited by 15 papers in the map (data through 7 Oct 2026). Builds on 19 of its 38 references that are in the map. First posted on arXiv 17 Sep 2024.
Builds on
19 of 38 references.
References · 19
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- 2021Deduplicating Training Data Makes Language Models Bettercited by 705
- 2023MusicLM: Generating Music From Textcited by 442
- 2018Enabling Factorized Piano Music Modeling and Generation with the MAESTRO Datasetcited by 215
- 2024Fast Timing-Conditioned Latent Audio Diffusioncited by 178
- 2023MusicLDM: Enhancing Novelty in Text-to-Music Generation Using Beat-Synchronous Mixup Strategiescited by 94
- 2021MusicBERT: Symbolic Music Understanding with Large-Scale Pre-Trainingcited by 89
- 2020POP909: A Pop-song Dataset for Music Arrangement Generationcited by 83
- 2024DITTO: Diffusion Inference-Time T-Optimization for Music Generationcited by 73
- 2021MT3: Multi-Task Multitrack Music Transcriptioncited by 70
- 2020The Jazz Transformer on the Front Line: Exploring the Shortcomings of AI-composed Music through Quantitative Measurescited by 53
7 more
- 2021EMOPIA: A Multi-Modal Pop Piano Dataset For Emotion Recognition and Emotion-based Music Generationcited by 53
- 2020SongMASS: Automatic Song Writing with Pre-training and Alignment Constraintcited by 41
- 2020MusPy: A Toolkit for Symbolic Music Generationcited by 37
- 2022Symphony Generation with Permutation Invariant Language Modelcited by 35
- 2023Anticipatory Music Transformercited by 35
- 2022Multitrack Music Transformercited by 28
- 2022Compose & Embellish: Well-Structured Piano Performance Generation via A Two-Stage Approachcited by 17
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Citing papers per year: 2025: 5; 2026: 10.
15 papers.
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- 2025Barbarians at the Gate: How AI is Upending Systems Researchcited by 48
- 2025LEGATO: Large-scale End-to-end Generalizable Approach to Typeset OMRcited by 3
- 2025Pianist Transformer: Towards Expressive Piano Performance Rendering via Scalable Self-Supervised Pre-Trainingcited by 2
- 2025From Generality to Mastery: Composer-Style Symbolic Music Generation via Large-Scale Pre-trainingcited by 1
- 2025MuseTok: Symbolic Music Tokenization for Generation and Semantic Understandingcited by 1
- 2026BMdataset: A Musicologically Curated LilyPond Datasetcited by 1
- 2026PianoCoRe: Combined and Refined Piano MIDI Datasetcited by 1
- 2026Transcoda: End-to-End Zero-Shot Optical Music Recognition via Data-Centric Synthetic Trainingcited by 1
- 2026Optical Music Recognition for Real-World Manuscripts with Synthetic Datacited by 1
- 2026MusPyExpress: Extending MusPy with Enhanced Expression Text Supportcited by 1
- 2026Rubato: Transcribing Piano Music with Timestampscited by 0
- 2026LEGATO 2: Toward Multimodal Sheet Music Recognition and Understandingcited by 0
- 2026MusPyExpress: Extending MusPy with Enhanced Expression Text Support21 Aug 2026
- 2026A Dataset and Benchmark for Optical Music Recognition of String Quartet Scores11 Aug 2026
- 2026Integrating Contextual Embeddings into Evaluation of Expressive MIDI Piano Performances30 Jul 2026
- 2026Local Multimodal Music Alignment from Global Supervision10 Jul 2026
- 2026LEGATO 2: Toward Multimodal Sheet Music Recognition and Understanding7 Jul 2026
- 2026Optical Music Recognition for Real-World Manuscripts with Synthetic Data8 Jun 2026
- 2026Rubato: Transcribing Piano Music with Timestamps22 May 2026
- 2026Transcoda: End-to-End Zero-Shot Optical Music Recognition via Data-Centric Synthetic Training11 May 2026
- 2026PianoCoRe: Combined and Refined Piano MIDI Dataset7 May 2026
- 2026BMdataset: A Musicologically Curated LilyPond Dataset12 Apr 2026
- 2025Pianist Transformer: Towards Expressive Piano Performance Rendering via Scalable Self-Supervised Pre-Training2 Dec 2025
- 2025MuseTok: Symbolic Music Tokenization for Generation and Semantic Understanding18 Oct 2025
- 2025Barbarians at the Gate: How AI is Upending Systems Researchcited by 48
- 2025LEGATO: Large-scale End-to-end Generalizable Approach to Typeset OMRcited by 3
- 2025Pianist Transformer: Towards Expressive Piano Performance Rendering via Scalable Self-Supervised Pre-Trainingcited by 2
- 2025From Generality to Mastery: Composer-Style Symbolic Music Generation via Large-Scale Pre-trainingcited by 1
- 2025MuseTok: Symbolic Music Tokenization for Generation and Semantic Understandingcited by 1
- 2026BMdataset: A Musicologically Curated LilyPond Datasetcited by 1
- 2026PianoCoRe: Combined and Refined Piano MIDI Datasetcited by 1
- 2026Transcoda: End-to-End Zero-Shot Optical Music Recognition via Data-Centric Synthetic Trainingcited by 1
- 2026Optical Music Recognition for Real-World Manuscripts with Synthetic Datacited by 1
- 2026MusPyExpress: Extending MusPy with Enhanced Expression Text Supportcited by 1
- 2026Rubato: Transcribing Piano Music with Timestampscited by 0
- 2026LEGATO 2: Toward Multimodal Sheet Music Recognition and Understandingcited by 0
12 most cited of 15 All 15 (JSON)
- 2026MusPyExpress: Extending MusPy with Enhanced Expression Text Support21 Aug 2026
- 2026A Dataset and Benchmark for Optical Music Recognition of String Quartet Scores11 Aug 2026
- 2026Integrating Contextual Embeddings into Evaluation of Expressive MIDI Piano Performances30 Jul 2026
- 2026Local Multimodal Music Alignment from Global Supervision10 Jul 2026
- 2026LEGATO 2: Toward Multimodal Sheet Music Recognition and Understanding7 Jul 2026
- 2026Optical Music Recognition for Real-World Manuscripts with Synthetic Data8 Jun 2026
- 2026Rubato: Transcribing Piano Music with Timestamps22 May 2026
- 2026Transcoda: End-to-End Zero-Shot Optical Music Recognition via Data-Centric Synthetic Training11 May 2026
- 2026PianoCoRe: Combined and Refined Piano MIDI Dataset7 May 2026
- 2026BMdataset: A Musicologically Curated LilyPond Dataset12 Apr 2026
- 2025Pianist Transformer: Towards Expressive Piano Performance Rendering via Scalable Self-Supervised Pre-Training2 Dec 2025
- 2025MuseTok: Symbolic Music Tokenization for Generation and Semantic Understanding18 Oct 2025
12 newest of 15 All 15 (JSON)