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Convention Paper

Detection of Piano Pedaling Techniques on the Sustain Pedal

Authors: Liang, Beici; Fazekas, György; Sandler, Mark B.

AES Convention 143 · Paper 9812 · October 2017

Abstract

Automatic detection of piano pedaling techniques is challenging as it is comprised of subtle nuances of piano timbres. In this paper we address this problem on single notes using decision-tree-based support vector machines. Features are extracted from harmonics and residuals based on physical acoustics considerations and signal observations. We consider four distinct pedaling techniques on the sustain pedal (anticipatory full, anticipatory half, legato full, and legato half pedaling) and create a new isolated-note dataset consisting of different pitches and velocities for each pedaling technique plus notes played without pedal. Experiment shows the effectiveness of the designed features and the learned classifiers for discriminating pedaling techniques from the cross-validation trails.

Details

Published in
AES Convention 143
AES Convention
143
Paper number
9812
Publication date
October 6, 2017
Session subject
Signal Processing
Affiliation
Queen Mary University of London, London, UK (See document for exact affiliation information.)
Type
Convention Paper