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radarqualitycontrolandquantitativeprecipitationestimationintercomparisonprojectstatus pauljoeenvironmentcanadacommissionofinstruments methodsandobservations cimo upperairandremotesensingtechnologies ua rst outline projectconcepttheproblemoverviewofdataqualitytechniquespre rqqiresultsstatus externalfactors segmentingthedqadjustmentalgorithms windturbinesrlan rvdilemmanoise conversionto p datacorrection zdrcalibration antpolerrors noiseprocessing orographicenhancement recursiveissues segmentingthedqprocessforquantitativeprecipitationestimation removeartifacts cleanedup3dvolume estimatingsurface 3dreflectivity estimatingsurface 3dprecipitation mosaicingspace timeestimation focusonreflectivity nowcastingclearairechoasinformation radardqisnotjustaboutqpe nowcastingnon precipitatingechoes insectsdataclassificationradardatafornwpreflectivity radialvelocityassimilationvadwinds segmentingthedqprocess removeartifacts cleanedup3dvolume estimatingsurface 3dradarmoments estimatingsurface3dprecipitation classification mosaicingspace timeestimationin3d reflectivityradialvelocitydual polarization someexamples everyradarhasclutterduetoenvironment seaclutterandducting electromagneticinterference techniques cappiisaclassictechniquetoovercomegroundclutter vvo 5o43210 linesareelevationanglesat1ospacing orangeisevery5o canadaaustralia u s chinavcp21whistlervalleyradar 3 0cappi 1 5cappi thereareavarietyofscanstrategies cappiprofiles makebetterordrop theelevationanglesbutnatureofweatherimportantforcappi 2 5o1 5o0 5o ppi s 1 5kmcappi dopplerzerovelocitynotch dopplervelocityspectrumpulsepair timedomain fft frequencydomain 2 reflectivitystatistics before after dopplerfiltering snow rain toomuchechoremoved however betterthanwithoutfiltering dataprocessingplussignalprocessingtexture fuzzylogic spectral dixon kessinger hubbert dataprocessingplussignalprocessing fuzzylogic removalofanomalouspropagation nonqcqc lipingliu cma themetricofsuccess iso range variance asanintercomparisonmetric danielmichelson smhi accumulation awinterseasonlog raingauge radardifference noblockageringsofdecreasingvalue differenceincreasesrange verticalprofileofreflectivityissmoothedasthebeamspreadsinrangeduetoearthcurvatureandbeampropagatingabovetheweather variancemetric similartobeforeexceptareaofpartialblockagecontributestolotsofscatteralgorithmsthatareabletoinfilldatashouldreducethevarianceinthescatter michelson proposedmetric alternatemetricsaccumulationofradialvelocityshouldproducethemeanwindforthesite bothlookbelievable maybedifferenceisduetodifferentdatasetlength nonqcqc modality needavarietyoftechniquesneedavarietyofscanstrategiesneedavarietyofdatasetsthatintegratetoauniformpatternneedweatherwithavarietyofartifacts pilotstudy purposeistotesttheassumptionsoftheprojectmodalityshortdatasetsforuniformitychecktheinterpretationofthemetricvarietyofscanstrategies algorithms etcevaluatefeasibility uniformfields samplecases uniformwithlocalclutter xla uniformwithpartialblocking wvy urbanclutter niagaraescarpment wkr stronganomalouspropagationecho tj2006 strongapwithweather tj2007 seaclutter sydneyau kurnell seaclutter multi pathap saudi2002 convectiveweatherwithairplanetracks oneseason tjradar2007 xla thedataaccumulatestouniformpattern widespreadsnow abaselinecase irisformatteddata 24elevationangles doppler dbzt dbzc vr spw atlowlevels rangeres 1kmor0 5km azres 1or0 5degrees wvy thedataaccumulatestouniformpatternwithanareaofblockage widespreadsnow abaselinecase irisformatteddata 24elevationangles doppler dbzt dbzc vr spw atlowlevels rangeres 1kmor0 5km azres 1or0 5degrees wkr thedataaccumulatestouniformpatternwithanareaofblockage widespreadsnow urban skyscrapers andsmallterrainclutter irisformatteddata 24elevationangles doppler dbzt dbzc vr spw atlowlevels rangeres 1kmor0 5km azres 1or0 5degrees bscanofzaccumulationwithnofiltering dopplerandcappi cappidopplernofiltering azimuth range km 0100 probabilitydensityfunctionofreflectivityasafunctionofrange rawdopplercappi whatlengthofdatasetsareneeded highlyvariablemoreuniform smoother morecontinuous thetechniques dopplernotchingcappi1 5kmcappi3 0kmmixedofdopplernotchingandcappiradarechoclassifier rec anomalouspropagationseaclutterrec cma thestatistic spreadofpdf atconstantrange forvariouscasesandtechniques status statusandacknowledgements kimata japanliu chinaseed australiamichelson swedensempere torres spainhoward usahubbert usacalhieros brazillevizzani italy ipwggaussiat uk operahubdonaldson canada dataprovidersalgorithmprovidersevaluationteamreviewers summary on goingdataproviders processorsiden

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