Journal article

Factors affecting the quality of sound recording for speech and voice analysis

Adam P Vogel, Angela T Morgan

INTERNATIONAL JOURNAL OF SPEECH-LANGUAGE PATHOLOGY | INFORMA HEALTHCARE | Published : 2009

Abstract

The importance and utility of objective evidence-based measurement of the voice is well documented. Therefore, greater consideration needs to be given to the factors that influence the quality of voice and speech recordings. This manuscript aims to bring together the many features that affect acoustically acquired voice and speech. Specifically, the paper considers the practical requirements of individual speech acquisition configurations through examining issues relating to hardware, software and microphone selection, the impact of environmental noise, analogue to digital conversion and file format as well as the acoustic measures resulting from varying levels of signal integrity. The type ..

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