Abstract: Inconsistency among the evaluation conclusions drawn by different evaluation methods exists in the multi-attribute evaluation.An objective combined evaluation method based on whole diversity was proposed in the paper in order to solve the inconsistency.The method has the characteristics of automatic discrimination's rewards and punishment,combined results' accuracy and programming easiness.Finally,a numerical example was given to illustrate the effectiveness of the proposed method.

Key words: scatter degree, combined evaluation, multi-attribute evaluation