Persian Musical Instruments Classification Using Polyphonic Data Augmentation

Fuente: arXiv
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Autori principali: Esfangereh, Diba Hadi, Sameti, Mohammad Hossein, Moridani, Sepehr Harfi, Javidpour, Leili, Baghshah, Mahdieh Soleymani
Natura: Preprint
Pubblicazione: 2025
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author Esfangereh, Diba Hadi
Sameti, Mohammad Hossein
Moridani, Sepehr Harfi
Javidpour, Leili
Baghshah, Mahdieh Soleymani
author_facet Esfangereh, Diba Hadi
Sameti, Mohammad Hossein
Moridani, Sepehr Harfi
Javidpour, Leili
Baghshah, Mahdieh Soleymani
contents Musical instrument classification is essential for music information retrieval (MIR) and generative music systems. However, research on non-Western traditions, particularly Persian music, remains limited. We address this gap by introducing a new dataset of isolated recordings covering seven traditional Persian instruments, two common but originally non-Persian instruments (i.e., violin, piano), and vocals. We propose a culturally informed data augmentation strategy that generates realistic polyphonic mixtures from monophonic samples. Using the MERT model (Music undERstanding with large-scale self-supervised Training) with a classification head, we evaluate our approach with out-of-distribution data which was obtained by manually labeling segments of traditional songs. On real-world polyphonic Persian music, the proposed method yielded the best ROC-AUC (0.795), highlighting complementary benefits of tonal and temporal coherence. These results demonstrate the effectiveness of culturally grounded augmentation for robust Persian instrument recognition and provide a foundation for culturally inclusive MIR and diverse music generation systems.
format Preprint
id arxiv_https___arxiv_org_abs_2511_05717
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Persian Musical Instruments Classification Using Polyphonic Data Augmentation
Esfangereh, Diba Hadi
Sameti, Mohammad Hossein
Moridani, Sepehr Harfi
Javidpour, Leili
Baghshah, Mahdieh Soleymani
Sound
Computation and Language
Musical instrument classification is essential for music information retrieval (MIR) and generative music systems. However, research on non-Western traditions, particularly Persian music, remains limited. We address this gap by introducing a new dataset of isolated recordings covering seven traditional Persian instruments, two common but originally non-Persian instruments (i.e., violin, piano), and vocals. We propose a culturally informed data augmentation strategy that generates realistic polyphonic mixtures from monophonic samples. Using the MERT model (Music undERstanding with large-scale self-supervised Training) with a classification head, we evaluate our approach with out-of-distribution data which was obtained by manually labeling segments of traditional songs. On real-world polyphonic Persian music, the proposed method yielded the best ROC-AUC (0.795), highlighting complementary benefits of tonal and temporal coherence. These results demonstrate the effectiveness of culturally grounded augmentation for robust Persian instrument recognition and provide a foundation for culturally inclusive MIR and diverse music generation systems.
title Persian Musical Instruments Classification Using Polyphonic Data Augmentation
topic Sound
Computation and Language
url https://arxiv.org/abs/2511.05717