Research on the Performance Appraisal of Construction Enterprise Independent Innovation Based on the Grey Relevance Theory

Based on the gray relevance theory, this paper analyses the level and ranking of input relational grade, output relational grade, the relational grade of input effectiveness, and the relational grade of organizing effectiveness in large and medium Construction enterprises in some provinces of China. The performance of Construction enterprise independent innovation in each province is specified in detail. It is found that while attaching importance to the input of self-innovation, Construction enterprises should also pay special attention to the effectiveness of input and organization, the improvement of self-innovation management and the scientificalness of self-innovation activities as they are of vital importance to the improvement of Construction enterprise independent innovation performance.