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Conference Paper

Audio Coding Based on Rate-Distortion and Perceptual Optimization Techniques

Authors: Erne, Markus; Moschytz, George

AES Conference: 17th International Conference: High-Quality Audio Coding · Paper 17-022 · September 1999

Abstract

A new approach to audio coding based on optimization techniques is presented. In contrast to existing coding algorithms, this framework is based on a signal-adaptive filter bank which is controlled using optimization techniques for a rate distortion or perceptual metric. Dynamic programming techniques allow one to optimize the time-frequency tiling of the filter bank and to minimize the distortion for a given bit budget.

Details

Published in
AES Conference: 17th International Conference: High-Quality Audio Coding
Paper number
17-022
Publication date
September 6, 1999
Session subject
High Quality Audio Coding
Affiliation
Institute for Signal- and Information Processing, Zirich, Switzerland (See document for exact affiliation information.)
Type
Conference Paper