DRAFTMEETINGRECORDVideoCompressionMeasurementsSubcommitteeG-2.1.6AudioVideoTechniquesCommitteeG-2.1BroadcastTechnologySocietyInstituteofElectricalandElectronicsEngineersSixteenthMeetingNTIA/ITSU.S.DepartmentofCommerce325BroadwayBoulder,CO80303April24-25,2000Item1-WelcomeandIntroductionbyInterimChairman,ofIEEEG-2.1.6.InterimChairmanAlanGodbercalledthemeetingtoorderat3:25PM.Attendeesintroducedthemselves.SeeAppendixBforalistofattendees.AndrewWatsonparticipatedbytelephone.Item2-ApprovalofDraftAgendaAcontributionfromStephenWolfandAndrewWatsonwasaddedtotheagendaasItem6.2.AliaisonfromITUJWP-10/11QprovidedbyDavidFibushwasaddedtoItem5.0.Item3-ReviewandApprovalofMinutesofthePreviousMeeting#13,July27th,1999TheMinutesfromMeeting15wereacceptedasprepared.Item4-MattersArisingfromtheMinutesTherewerenomattersarisingfromtheminutes.Item5-UpdateReportofITUVideoQualityExpertsGroup(VQEG)reresultsofthetestsconducted,andresultsoftheOttawameeting.-ArthurWebster,DavidFibush,PhilCorriveau,AlMortonandotherparticipants.AnnMarieRohalyreportedthattheVQEGFinalReportwasratified,closingoutthefirstphaseoftesting.Anadhocgrouplookedatdesigningamorediscriminatingfull-referencevideoqualitytest.Othergroupslookedatreducedreferenceandno-referencequalitytestsforbothbroadcastandmultimediaapplications.AcompletelistoftheAdHocCommittees,includingchairsandcommitteeemailreflectors,isavailableintheVQEGMarch2000MeetingReportandtheLiaisonStatement,VQEG,IEEEDoc.G-2.1.6-6/110.ItwasreportedthatitwasdifficulttofindexpertiseinVQEGtodevelopareduced-reference/no-referencemultimediaqualitymeasurementtestplan.Aquestionnairewillbesentout.Moreprogresswasmadeonthereduced-reference/no-referenceTVqualitymeasurementtesting.Workcontinuesontheemailreflector.AttheVQEGmeetingtherewasaproposalbyAndrewWatsontodevelopa“Performance-basedStandard”thatwouldbeusedtomeasuretheperformanceofdifferentmodelsusinganewstandarddataset.UnderthePhase2full-referenceTVqualitytestplan,twoviewingdistanceswouldbeused.SomeHRCs,suchasmulti-generationBetacam,H263,transmissionerrorsandanalogmaybeeliminatedfromthetesting.Itwasnotedthatwhenthesewereeliminatedfromtheoriginaldataset,thetestresultsbecameworse,notbetter.TherewasanothercommentthatthequalityoftheHRCsceneshadtobelookedat.Therewassomeconcernthatbysplittingtheeffortsintofourgroups–TVqualityfull-reference,multimediaqualityfull-reference,TVqualityreduced/no-referenceandmultimediaqualityreduced/no-reference–theVQEGeffortmaybediluted.Itwascountered,however,thatthiswasdoneonpurposetoaccelerateprogress.Bylookingatalltheoptions,thegroupcanfocusonwhichones,ifnotall,itwantstoworkon.Sincethemeeting,thereisnotbeenmuchactivityontheVQEGemailreflector.ThenextpossiblemeetingdateisinSeptember,followingtheITUmeetings.DavidFibushpresentedtheLiaison:ReportonActivitiesofITU-RJWP10-11Q,Tektronix,April14,2000,T1A1.1/2000-0150,IEEEDoc.G-2.1.6/111.Topicscoveredincluded:resultsoftheVQEGvalidationtestsandfuturedirections;useofareferencemodelforspecificationofobjectivepicturequalitymeasurements;coordinatedactionbyITU-TandITU-Rstudygroups;revisionofdraftReportonObjectiveQualityEvaluation;draftrevisionofITU-RBT.500;rescalingofsubjectivescores;subjectivelisteningtestofintermediateaudioquality;newtestmaterialsforSDandHD60Hzsystems;andrevisionofITU-R.BT.1210.5.1FurtherDiscussionandRecommendationsfromtheSubcommitteetothenextmeetingofVQEG...