Designation:E2916−19ϵ1StandardTerminologyforDigitalandMultimediaEvidenceExamination1ThisstandardisissuedunderthefixeddesignationE2916;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—Formatcorrectionwaseditoriallyappliedtothedefinitionof‘resolution’inApril2019.1.Scope1.1Thisisacompilationoftermsandcorrespondingdefinitionsusedintheexaminationofdigitalandmultimediaevidencetoincludetheareasofcomputerforensics,imageanalysis,videoanalysis,forensicaudio,andfacialidentifica-tion.1.2Legalorscientifictermsthatgenerallyareunderstoodordefinedadequatelyinotherreadilyavailablesourcesmaynotbeincluded.1.3Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ANSI/NISTStandards:2ANSI/NIST-ITL1-2011DataFormatfortheInterchangeofFingerprint,Facial,andOtherBiometricInformationNISTSP800-86GuidetoIntegratingForensicTechniquesintoIncidentResponseNISTSP800-88GuidelinesforMediaSanitization2.2IEEEStandards:3IEEE100-2000TheAuthoritativeDictionaryofIEEEStan-dardsTerms,7thEdition2.3ISOStandards:4ISO/IEC10918-1:1994InformationTechnology—DigitalCompressionandCodingofContinuous-ToneStillIm-ages:RequirementsandGuidelines3.SignificanceandUse3.1Thisterminologyincludesgeneralaswellasdiscipline-specificdefinitionsastheyapplyacrossthespectrumofimageanalysis,computerforensics,videoanalysis,forensicaudio,andfacialidentification.4.Terminology:TermsandDefinitions4.1Definitions:achievableresolution,resolvingpower,n—themeasureofimagingsystem’spracticallimittodistinguishbetweenseparateadjacentelements,typicallybyimagingaknownreferencestandar...
