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Comprehensive assessment research for radar simulator training achievements based on rough set

HE Xin1,2,LUO Liang2,CHEN Hai-jie3   

  1. (1. School of Transportation and Logistic,Southwest Jiaotong University,Chengdu 610031,China;
    2. School of Air Traffic Management,Civil Aviation Flight University of China,Guanghan 618307,China;
    3. Central and Southern Regional Administration,CAAC,Guangzhou 510405,China)
  • Received:2014-05-14 Revised:2014-07-13 Online:2015-10-21 Published:2015-11-10

Abstract:

In order to improve precision and availability of radar simulator training achievements assessment and reduce the effects of evaluators'subjectivity diversities on evaluation results,an assessment method based on rough set theory is proposed. With this method,the index system of radar simulator training achievements assessment is set up and the information system based on rough set theory is built;unnecessary attributes are eliminated by using the heuristic reduction algorithm based on Pawlak attribute importance degree,and the index system is simplified;weights of evaluation indeices are determined based on the importance degree index information.Evaluation result shows that evaluation cost and evaluators'influence on evaluation results can be reduced by using the proposed method in radar simulator training achievements assessment.

Key words: radar simulator, rough set, heuristic reduction algorithm, comprehensive assessment

CLC Number: