Institute for Telecommunication Sciences
the research laboratory of the National Telecommunications and Information Administration

S. Voran; C. Sholl

Abstract: Four proposed perception-based techniques for objectively estimating speech quality and three traditional estimators are applied to coded speech samples. Agreement between objective estimates and corresponding subjective test scores is reported. Several observations on key elements of perception-based estimators are offered.

Keywords: bit error rate; speech coding; decoding; Testing; humans; Phase change materials; Distortion measurement; Delay estimation


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Lilli Segre, Publications Officer
Institute for Telecommunication Sciences
(303) 497-3572
LSegre@ntia.gov

For technical information concerning this report, contact:

Stephen D. Voran
Institute for Telecommunication Sciences
(303) 497-3839
svoran@ntia.doc.gov


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