Policy on Intellectual Property Right (IPR)
Annex 1
1 Introduction
2 Scope, test motivation and
purpose of new method
3 Experimental design
4 Selection of assessors
4.1 Criteria for selecting
assessors
4.1.1 Pre-screening
of assessors
4.1.2 Post-screening
of assessors
4.2 Size of listening
panel
5 Test method
5.1 Description of test
signals
5.2 Training phase
5.3 Presentation of
stimuli
5.4 Grading process
5.5 Recording of test
sessions
6 Attributes
6.1 Monophonic system
6.2 Stereophonic system
6.3 Multichannel system
6.4 Advanced sound system
7 Test material
7.1 Test item
7.2 Loudspeaker configuration
8 Listening conditions
9 Statistical analysis
9.1 Data visualization and
exploratory data analysis
9.2 Power analysis
9.3 Application and usage
of ANOVA
9.3.1 Introduction
9.3.2 Specification
of a model
9.3.3 Checklist
for parametric statistical analysis
10 Test report and presentation of
results
10.1 General
10.2 Contents of the test
report
10.3 Presentation of the
results
10.4 Absolute grades
10.5 Significance level and
confidence interval
References
Attachment 1 to Annex 1 (Normative) Instructions to be given
to assessors
1 Familiarization or training
phase
2 Blind grading phase
Attachment 2 to Annex 1 (Informative) Guidance notes on user interface
design
Attachment 3 to Annex 1 (Normative) Description of non-parametric
statistical comparison between two samples using re-sampling techniques and
Monte-Carlo simulation methods
Attachment 4 to Annex 1 (Informative)
Guidance notes for parametric statistical analysis
1 Introduction
2 Test for normality
3 Selection of the rmANOVA
approach
4 Conduct the selected rmANOVA
and optional post-hoc tests
1) Main effect of condition
2) Main effect of audio material
3) Interaction of condition and
audio material
5 Extension to designs containing
a between-subject (grouping) variable
Attachment 5 to Annex 1 (Informative) Requirements for
optimum anchor behaviours