# Polyphonic piano note transcription with non-negative matrix factorization of differential spectrogram

> Research article (2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017) · cited 14× · AI/ML

**Wikidata**: [openalex:W2620021285](https://www.wikidata.org/wiki/openalex:W2620021285)  
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