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Convention Paper

Hybrid Time-Scale Modification of Audio

Authors: Gournay, Philippe; Lefebvre, Roch; Savard, Patrick-André

AES Convention 122 · Paper 7133 · May 2007

Abstract

This paper presents a novel technique for time-scale modification (TSM) which integrates time-domain and frequency-domain processing. The method relies on frame-by-frame classification to choose between different techniques adapted to different signal types. Provisions are taken to seamlessly switch between techniques. The result is a more universal TSM algorithm that yields continuous high quality results on a wider range of audio signals. The method is tested on mixed-content signals and formal listening tests results are discussed.

Details

Published in
AES Convention 122
AES Convention
122
Paper number
7133
Publication date
May 6, 2007
Session subject
Analysis and Synthesis of Sound
Affiliation
Université de Sherbrooke (See document for exact affiliation information.)
Type
Convention Paper