entropy chart meaning in Chinese

熵图
熵值图

3 . discussing application of entropy in multivariate control chart , firstly , testing whether the correlation structure has changed by means of the mutual information approach . secondly , using approximately approach to discuss two estimators of conditional entropy . finally , establishing corresponding entropy chart
讨论了熵在多变量控制图中的应用，首先利用相互信息量的方法检测相关阵是否变化，然后利用近似的方法讨论了两种条件熵的估计量，建立了相应的熵图。