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Convention Paper

Simultaneous Noise Reduction and Data Compression in Old Audio Recordings

Authors: Czyzewski, Andrzej; Królikowski, Rafal

AES Convention 101 · Paper 4338 · November 1996

Abstract

The paper presents further investigations on the new concept of noise reduction. A perceptual coding scheme was employed to this task, extended with an artificial intelligence algorithm. The fuzzy logic algorithm was employed, and its parameters were adjusted for automatic control of the masking threshold. The intelligent updating of that threshold was performed according to the characteristics of noise taken from an unmodulated groove of a record and estimated distribution of noise components in consecutive frames of the record.

Details

Published in
AES Convention 101
AES Convention
101
Paper number
4338
Publication date
November 6, 1996
Session subject
Musical Instrument Acoustics/Electronic Music
Affiliation
Technical University of Gdansk, Gdansk, Poland (See document for exact affiliation information.)
Type
Convention Paper