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Convention Paper

Harmonic Components Extraction in Recorded Piano Tones

Authors: Cella, Carmine Emanuele

AES Convention 128 · Paper 8111 · May 2010

Abstract

It is sometimes desirable, in the purpose of analyzing recorded piano tones, to remove from the original signal the noisy components generated by the hammer strike and by other elements involved in the piano action. In this article we propose an efficient method to achieve such result, based on adaptive filtering and automatic estimation of fundamental frequency and inharmonicity; the final method, applied on a recorded piano tone, produces two separate signals containing respectively the hammer knock and the harmonic components. Some sound examples to listen for evaluation are available on the web as specified in the paper.

Details

Published in
AES Convention 128
AES Convention
128
Paper number
8111
Publication date
May 6, 2010
Session subject
Audio Content Management—Audio Information Retrieval
Affiliation
Università di Bologna, Bologna, Italy (See document for exact affiliation information.)
Type
Convention Paper

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