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Conference Paper

Automated Evaluation for Button Sounds from Wavelet-Based Features

Authors: Fujinoki, Kensuke; Murakoshi, Kodai; Ishimitsu, Shunsuke

AES Conference: 45th International Conference: Applications of Time-Frequency Processing in Audio · Paper 2-1 · March 2012

Abstract

We present a feature extraction method that evaluates the audio quality of push-button sounds based on wavelet transforms. Using a continuous wavelet transform, push-button sounds are represented in the time-frequency plane. For each sound, features identifying sound characteristics in terms of sound pressure and reverberation are compactly represented with triangular biorthogonal wavelets. These wavelets belong to a two-dimensional nonseparable set of functions that enable a multiscale signal representation. Together with an auditory impression of the sounds extracted by the semantical differential method, a preliminary experiment is then performed to evaluate automated recognition of push-button sounds using wavelet analysis.

Details

Published in
AES Conference: 45th International Conference: Applications of Time-Frequency Processing in Audio
Paper number
2-1
Publication date
March 6, 2012
Session subject
Representation of Audio
Affiliation
Hiroshima City University, Hiroshima, Japan; Oshima National College of Maritime Technology, Yamaguchi, Japan (See document for exact affiliation information.)
Type
Conference Paper