Annex
1 Method for specifying accuracy and cross-calibration
of VQMs
1 Scope
2 Accuracy of a VQM
2.1 Nomenclature and coordinate scales
2.2 Fitting VQM values to subjective data
2.3 METRIC 1: VQM accuracy based on
statistical significance
2.4
METRIC
2: VQM root-mean-squared error (RMSE) calculation
2.5 Classification plots
3 Cross-calibrating two VQMs
Appendix 1 to Annex 1
Application of this Recommendation in the evaluation and validation of
proposed VQMs
1 Elements of a full VQM disclosure
2 Scope/limitations of a VQM
Appendix 2 to Annex 1
MATLAB Source Code
Appendix 3 to Annex 1
Data-fitting to a common scale of VQM
1 Polynomial of order M
2 Logistic Function I
3 Logistic Function II