AccidentAnalysisMethodsandModels—aSystematicLiteratureReviewH.C.A.Wienen,F.A.Bukhsh,E.Vriezekolk,R.J.Wieringa2017–06–04AbstractAspartofourco-operationwiththeTelecommunicationAgencyoftheNetherlands,wewanttoformulateanaccidentanalysismethodandmodelforuseinincidentsintelecommunicationsthatcauseserviceunavailability.Inordertonotre-inventthewheel,wewantedtofirstgetanoverviewofallexistingaccidentanalysismethodsandmodelstoseeifwecouldfindanoverarchingmethodandcommonalitiesbetweenmodels.Furthermore,wewantedtofindanymethodsthathadbeenappliedtoincidentsintelecommunicationnetworksorevenbeendesignedspecificallyfortheseincidents.Inthisarticle,wepresentasystematicliteraturereviewofincidentandaccidentanalysismethodsacrossdomains.Wefindthataccidentanalysismethodshaveexperiencedariseinattentionoverthelast15years,leadingtoaplethoraofmethods.Wediscussthethreeclassesinwhichtheyareoftencategorized.Wefindthateachclasshasitsownadvantagesanddisadvantages:ananalysisusingasequentialmethodmaybeeasiertounderstandandcommunicateandquickertoexecute,butmaymissvitalunderlyingcausesthatcanlatertriggernew,similaraccidents.Ananalysisusinganepidemiologicalmethodtakesmoretime,butitalsofindsunderlyingcausestheresolutionofwhichmaypreventaccidentsfromhappeninginthefuture.Systemicmethodsareappropriateforcomplex,tightlycoupledsystemsandexecutingsuchamethodtakesalotoftimeandresources,renderingitveryexpensive.Thiswilloftennotbejustifiedbythecostsoftheaccident(especiallyintelecommunicationsnetworks)anditwillthereforebetooexpensivetobeemployedinregularbusinesses.Wewerenotabletofindanypublisheddefinitionsofstructuredmethodsspecifictotelecommu-nications,nordidwefindanyapplicationsofstructuredmethodsspecificallytotelecommunica-tions.Contents1Introduction41.1Accidentanalysismethods...............................41.2Definitions........................................41.2.1Accidents....................................41.2.2Incidents....................................51.2.3Damage.....................................61.2.4MethodsandModels..............................61.2.5Entitiesofthemodels.............................61.2.6ModelingNarrative...............................61.3Structureofthisreport................................72ResearchMethod82.1ResearchQuestions...................................82.2Approach........................................82.3Strategyandexecution.................................92.3.1Overviewoftheselectionprocess.......................92.3.2Step1:Databaseselection...........................92.3.3Step2:Articleselectionbasedontitleandabstract............102.3.4Step3:Articleselectionbasedonfulltextandreferences.........112.3.5Step4:Dataextraction............................123Results133.1Introduction.......................................133.2Descriptivestatistics..................................133.2.1Domainsinthecorpus.............................133.2.2Articlesperclassandperyear........................143.3QualitativeAnalysis..................................173.3.1SequentialMethods..............................173.3.2EpidemiologicalMethods...........................183.3.3SystemicMethods...............................193.3.4Conclusions...................................213.3.5GenericAccidentAnalysisMethod......................214DiscussionsandConclusions234.1Threatstovalidity.................
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