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ITU P.562:2004

ITU P.562:2004 Analysis And Interpretation Of Inmd Voice-services Measurements Provides advice on the analysis and interpretation of INMD voice-service measurements. It describes methods to analyse individual measurement parameters over single and multiple calls.

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Table of Contents

1Scope
2Normativereferences
3Abbreviationsanddefinitions
3.1Abbreviations
3.2Definitions
4InterpretingINMDmeasurements
4.1Singlecallmeasurements
4.2Multiplecallmeasurements
4.3Samplesize
5ImpactofINMDlocationinthenetwork
5.1Context
5.2INMDlocationattheoutgoingsideofthe
internationalgateway
5.3INMDlocationattheincomingsideofthe
internationalgateway
5.4Comparativeimpactofbothscenariosonthe
measuresrecommendedinP.561
5.5Discussion
5.6Conclusion
6UsingINMDmeasurementstopredictaveragecustomer
opinion
6.1Usingamodeltopredictcustomeropinion
6.2Assumptions
6.3Model
6.4Predictions
6.5Diagnosticsusinganopinionmodel
7UsingINMDmeasurementsfornetworkplanning
8UsingINMDmeasurementstomaintainnetworks
8.1ObjectivesprovidedbyRecommendationsinthe
Gseries
8.2Additionalthresholdingtechniquesusedtodirect
maintenance
AnnexA-CallClarityIndexmodeldescription
A.1Introduction
A.2Modelequations
A.3Modeloutput
A.4Weightingvalues
A.5Assumptions/Datafiles
A.6Miscellaneousequations
AnnexB-MappingINMDmeasurementstotheE-model
B.1AlgorithmsrelatingINMDmeasurementsto
E-modelparameters
AppendixI-DetailsonthecomparisonofINMDlocation
withinthenetwork
AppendixII-Statisticaltechniquesforuseonmultiple
INMDmeasurements
II.1Confidenceintervals
II.2Hypothesistestforthemeanofasetof
measurementsversusafixedvalue
II.3Hypothesistestforthemeansoftwosets
ofmeasurements
AppendixIII-StatisticaltechniquesforuseonINMD
thresholdcalculations
III.1Introduction
III.2Theoreticalapproach
III.3Approximation

Abstract

Provides advice on the analysis and interpretation of INMD voice-service measurements. It describes methods to analyse individual measurement parameters over single and multiple calls.

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