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Convention Paper

Onset Detection Method in Piano Music: Sensibility to Threshold Levels

Authors: Beracoechea, Jon; Casujus-Quiros, Javier; Ortiz-Berenguer, Luis; Torres-Guijarro, Marisol

AES Convention 122 · Paper 7127 · May 2007

Abstract

Piano music transcription requires an stage of onset detection. Every time a new note or chord is played, a new analysis is needed. It is a critical issue to correctly detect if a new note or chord has been played. Onset detection should have a simple solution, but several problems arise when attempting to perform it. This paper present an study of the sensibility of a detection method depending on the adjustable parameters. It also compares some results with a simpler method based on the analysis of the derivative of the energy envelope. The methods have been tested with six piano compositions. As a conclusion, accurate automatic onset detection in piano music is not a simple task.

Details

Published in
AES Convention 122
AES Convention
122
Paper number
7127
Publication date
May 6, 2007
Session subject
Instrumentation and Measurement
Affiliation
Technical University of Madrid (See document for exact affiliation information.)
Type
Convention Paper