Gregory SadyalundaProject Manager

IP Office Business Solutions Division (IPOBSD)

WIPO REGIONAL TRAINING WORKSHOP ON IP DATA VALIDATION, VERIFICATION

AND EXCHANGE

DATA VALIDATION AND VERIFICATION USING IPOBSD’S TOOLS

DataQualityViciousCycle

WhatisDataVerification?

• Checkforspellingmistakes

• Checkfordatathathasnotbeenenteredcorrectly

• Checkthatalldatahasbeenenteredandnothingismissing

Whydoyoucheckthedata?

CausesofDataQualityProblems

BuildingtheBest&ReliableIPDatabase

BestPractices– IPASDataCapture

DataStandardizationUnstandardizedData Standardized Data

MicrosoftCorp. MicrosoftCorporationDataFlux Inc DataFlux IncorporatedWindmillCo. WindmillCompany

MR RAMSAYSHONGE Mr.Ramsay ShongeMisterRamsayShonge Mr.Ramsay ShongeMster RobertChiweza Mr.RobertChiweza

#(877)8463589EXT250 877-846-3589ext 2508778463589x250 877-846-3589ext 250

AdamsandAdams Adams&AdamsCOCA-COLA CocaColaInt’lPaperCompany InternationalPaperCompany

WhatisDataProfiling?

• Theuseofanalyticaltechniquesondataforthepurposeofdevelopingathoroughknowledgeofitscontent,structureandquality.

• Aprocessofdevelopinginformationaboutdatainsteadofinformationfromdata.

WhatisDataProfiling?InformationAboutData:(DataProfiling)

• 70%ofapplicantsaddresseshavenocityname• therangeofvaluesinfileseriesis1900to2099• thereare1500fileswithinMigratedStatus• thereare2000filesmissingfromthesystem

InformationFROMData:(notDataProfiling)

• TexasautobuyersbuymoreCadillacs percapitathananyotherstate• Theaveragemortgageamountincreasedlastyearby6%• 10%oflastyear'scustomersdidnotbuyanythingthisyear

Alldatawhenitisinitiallyenteredintothesystemshouldbecheckedforerrorssothatbaddatadoesnotgetputontopermanentdiskfiles.Remembertherule:"Garbagein,garbageout!"ThisprocessoferrorcheckingiscalledVALIDATINGOREDITING.

In this systems flowchart, I am showing data being entered from a screen. The validate/edit program is checking the data. Data that passes the tests will be written on the good transaction file. Data that contains errors are written to the screen. Other methodologies will be shown on the next few slides.

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