Compared with the evaluation method of entropy and jointentropy, it was shown that mutual information was a good evaluation criterion.
通过将它与采用熵和联合熵的评价方法相比较，实验结果表明交互信息量是一种很好的评价方法。
2
Information entropy theory was introduced into this paper, and multi-jointentropy was used to depict the aero-engine's disorder parameter and evolutive trend.