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Technology opportunity discovery under the dynamic change of focus technology fields: Application of sequential pattern mining to patent classifications

EngineeringBusiness IntelligencePattern DiscoveryLawFocus Technology FieldsBusiness AnalyticsPatent AnalysisSequential Pattern MiningData ScienceData MiningTechnological InnovationIntellectual PropertyTechnology TransferKnowledge DiscoveryBusiness Method PatentBusinessTechnologyPrior Art SearchTechnology Opportunity Discovery