32 INLreleasedtheRiskAnalysisandVirtualEnvironment(RAVEN)frameworkasanopen-source softwarefreetothepubliconthelab’sGitHubwebsitein2017.RAVENisavailableforcollaboration withthepublictorefineandimprovethefunctionalityofthesystem,tojoinforceswithother researcherstoexpandthefeatureset,andtogiveindustryapowerfulandusefultooltoaccelerate technologicaladvances.RAVENwasalsolicensedthisyearbyPurdueUniversity. RAVENisaflexibleandmultipurposestatisticalanalysisframeworkthatallowsuserstoconveniently performavarietyofanalysis,dataminingandmodeloptimizationtasks.Theseoperationsare performedbasedontheresponseofcomplexphysicalmodelsthroughadvancedstatisticalsampling generationtoachieveahighdegreeofrealismandaccuracypreviouslyunattainable.RAVENisa uniqueandpowerfultoolforriskanalysis,offeringcapabilitiesnotcurrentlyavailablein othersoftware. INDIANA INDIANA TheRAVENDevelopmentTeam