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Convention Paper

Automatic Detection of Audio Effects in Guitar and Bass Recordings

Authors: Stein, Michael; Abeßer, Jakob; Dittmar, Christian; Schuller, Gerald

AES Convention 128 · Paper 8013 · May 2010

Abstract

This paper presents a novel method to detect and distinguish ten frequently used audio effects in recordings of electric guitar and bass. It is based on spectral analysis of audio segments located in the sustain part of previously detected guitar tones. Overall, 541 spectral, cepstral and harmonic features are extracted from short time spectra of the audio segments. Support Vector Machines are used in combination with feature selection and transform techniques for automatic classification based on the extracted feature vectors. With correct classification rates up to 100% for the detection of single effects and 98% for the simultaneous distinction of ten different effects, the method has successfully proven its capability - performing on isolated sounds as well as on multitimbral, stereophonic musical recordings.

Details

Published in
AES Convention 128
AES Convention
128
Paper number
8013
Publication date
May 6, 2010
Session subject
Music Analysis and Processing
Affiliation
Fraunhofer Institute for Digital Media Technology IDMT, Ilmenau, Germany; Ilmenau University of Technology, Institute for Media Technology, Ilmenau, Germany (See document for exact affiliation information.)
Type
Convention Paper