ITU-T Rec. P.861 (08/1996) – Objective quality measurement of telephone-band (300 - 3400 Hz) speech codecs
Summary
Source
Keywords
FOREWORD
CONTENTS
Introduction
1 Scope
2 References
3 Abbreviations
4 Definitions
5 Conventions
6 Summary of objective measurement procedure
7 Source speech material preparation
    7.1 Real voices
    7.2 Artificial voices
8 Selection of experimental parameters
9 Calculation of objective quality
    9.1 Global initializations
    9.2 Time-frequency mapping
    9.3 Frequency warping and filtering
    9.4 Intensity warping
    9.5 Cognitive modelling
10 Transformation from the objective quality scale to the subjective quality scale
    10.1 Mean opinion scores
    10.2 Equivalent-Q values
11 Analysis of results
Bibliography
Appendix I – Contents of floppy diskette accompanying Recommendation P.861
I.1 Introduction
I.2 \src directory
I.3 \test directory