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Conference Paper

Object-Coding for Resolution-Free Musical Audio

Authors: Plumbley, Mark D.; Vincent, Emmanuel; Welburn, Stephen J.

AES Conference: 31st International Conference: New Directions in High Resolution Audio · Paper 22 · June 2007

Abstract

Object-based coding of audio represents the signal as a parameter stream for a set of sound-producing objects. Encoding in this manner can provide a resolution-free representation of an audio signal. Given a robust estimation of the object-parameters and a multi-resolution synthesis engine, the signal can be ``intelligently' upsampled, extending the bandwidth and getting best use out of a high-resolution signal-chain. We present some initial findings on extending bandwidth using harmonic models.

Details

Published in
AES Conference: 31st International Conference: New Directions in High Resolution Audio
Paper number
22
Publication date
June 6, 2007
Session subject
High Resolution Audio
Affiliation
IRISA-INRIA; Queen Mary, University of London (See document for exact affiliation information.)
Type
Conference Paper