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Convention Paper

Automatic Mode Estimation of Persian Musical Signals

Authors: Heydarian, Peyman; Jones, Lewis; Seago, Allan

AES Convention 133 · Paper 8794 · October 2012

Abstract

Musical mode is central to maqamic musical traditions that span from Western China to Southern Europe. A mode usually represents the scale and is to some extent an indication of the emotional content of a piece. Knowledge of the mode is useful in searching multicultural archives of maqamic musical signals. Thus, the modal information is worth inclusion in metadata of a file. An automatic mode classification algorithm will have potential applications in music recommendation and play list generation, where the pieces can be ordered based on a perceptually accepted criterion such as the mode. It has the possibility of being used as a framework for music composition and synthesis. This paper presents an algorithm for classification of Persian audio musical signals, based on a generative approach, i.e., Gaussian Mixture Models (GMM), where chroma is used as the feature. The results will be compared with a chroma-based method with a Manhattan distance measure that was previously developed by ourselves.

Details

Published in
AES Convention 133
AES Convention
133
Paper number
8794
Publication date
October 6, 2012
Session subject
Analysis and Synthesis of Sound
Affiliation
London Metropolitan University, London, UK (See document for exact affiliation information.)
Type
Convention Paper