DEA Model for Effectiveness Evaluation of Risk Assessment Methods

In order to solve how to evaluate the pros and cons of different risk assessment methods, this paper gives the definition and implementation of combination evaluation method. First, we use the DEA method based on fuzzy comprehensive evaluation to select the existing risk assessment methods, which selected methods are used to information systems for risk assessment independently, and then DEA method will evaluate the results weighted to obtain a comprehensive assessment conclusions, so to avoid the shortcomings of a single method and synthesize advantages of the various assessment methods, the assessment results have higher credibility and scientific, and achieved good results in the actual implementation of the risk assessment.