Control in Biological Systems and Medicine

Correction of the vocal signal distorted by additive noise

A. S. Kolokolov

Trapeznikov Institute of Control Sciences, Russian Academy of Sciences, Moscow, Russia

Abstract: Proposed was a method of vocal signal correction by processing its short-period amplitude logarithmic spectrum, which makes it possible to reduce the additive noise component. The method suits for speech preprocessing, analysis, and recognition. The results of applying it to concrete vocal signals were presented.

PACS: 43.72.Ar

Presented by the member of Editorial Board: V. N. Novosel'tsev

Received: 22.02.2006

 English version: Automation and Remote Control, 2006, 67:8, 1336–1343

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