ITU R BS 1534:2003
ITU R BS 1534:2003 Method For The Subjective Assessment Of Intermediate Quality Levels Of Coding Systems
Table of Contents
Annex11Introduction
2Scope,testmotivationandpurposeofnewmethod
3Experimentaldesign
4Selectionofsubjects
4.1Criteriaforselectingsubjects
4.2Sizeoflisteningpanel
5Testmethod
5.1Descriptionoftestsignals
5.2Trainingphase
5.3Presentationofstimuli
5.4Gradingprocess
5.5Recordingoftestsessions
6Attributes
6.1Monophonicsystem
6.2Stereophonicsystem
6.3Multichannelsystem
7Testmaterial
8Listeningconditions
9Statisticalanalysis
10Testreportandpresentationofresults
10.1General
10.2Contentsofthetestreport
10.3Presentationoftheresults
10.4Absolutegrades
10.5Significancelevelandconfidenceinterval
References
Appendix1toAnnex1-Instructionstobegiventosubjects
1Familiarizationortrainingphase
2Blindgradingphase
Appendix2toAnnex1-Guidancenotesonuserinterface
design