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ID:38923388
大小:55.22 KB
页数:8页
时间:2019-06-21
《Scientific Methodology and the Friction 》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、ScientificMethodologyandtheFrictionRidgeIdentificationProcessMaryBeeton,A.F.I.S.TechnicianDurhamRegionalPoliceServiceOshawa,OntarioPleasenotethatthefollowingisprimarilyacompilationofideasandprotocolsdevelopedbyS/Sgt.DavidAshbaughandPatWertheimC.L.P.E.withafewmodificationsbasedontheauth
2、or’spersonalpreferences.Extensivedetail,especiallywithrespecttothe‘examinationofthelatent’,hasnotbeenprovidedsincethepurposeofthisdocumentistoprovideafrictionridgeidentificationprocesswithinascientificmethodologyframework.Certainaspectsofthisproposedscientificmethodologymayormaynotbeap
3、plicabledependingonthelevelofexaminerexpertiseandeachparticular‘latenttoprint’identificationprocesscase.AccordingtoS/Sgt.DavidAshbaughoftheR.C.M.P.,thecompletefrictionridgeidentificationprocessinvolvesboththeapplicationofan“identificationphilosophyandscientificmethodology”inordertodete
4、rminewhetherornotan‘unknownfrictionridgeimpression’(hereinreferredtoasalatent)originatedfromthesamesourceasa‘knowninkedprint’(hereinreferredtoasaprint)totheexclusionofallothers.[1]DavidAshbaughdescribestheidentificationphilosophyas,“aguideorexplanationofhowfrictionridgequantitative-qua
5、litativeanalysisistransformedintoanopinionofindividuality.Itdescribesthefrictionridgeformationsusedduringanalysisandestablishesparametersastohowmuchknowledgeonemusthavetoperformsuchafunction.Thephilosophyoffrictionridgeidentificationcanbeparaphrasedwiththefollowingstatement:Frictionrid
6、geidentificationisestablishedthroughtheagreementoffrictionridgeformations,insequence,havingsufficient[observed]uniquenesstoindividualize.”Analysis,Comparison,EvaluationandVerification,morecommonlyreferredtoasA.C.E.-V.,isdescribedbyDavidAshbaughasthescientificmethodologyportionoftheenti
7、refrictionridgeidentificationprocess.Itshouldbenoted,however,thatsomedonotconsiderverificationaspartoftheactualidentificationprocess.“Verificationistheidentificationprocessrepeatedinsomeoneelse’smind.”[2]Theactualidentificationprocessinvolvesanalysis,comparisonandevaluation(A.C.E.)of
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