1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Subjective test methodology
6.1 Simulated conversation test addressing speech quality
6.2 Simulated conversation tests addressing audio-visual quality
6.3 Features of the text material
6.4 Pre-processing of the short segments
6.5 Questions and post-screening of participants
Appendix I – Exemplary scenarios for simulated conversations addressing speech
quality and audio-visual quality
Appendix II – Exemplary questions and answers to the scenarios from Appendix
I
Appendix III
Bibliography