variance stabilizing transformations造句

例句与造句

1. firstly, several methods are used to test if there is heteroscedasticity in the data . then some variance stabilizing transformation methods are applied to the data . finally, it is pointed out that the least squares fitting may be used to the transformed data
   先用几种方法对数据是否具有异方差性进行检验，然后选择适当的方法进行变换，最后指出，可以通过对新模型作最小二乘拟合等方法，观察变换后的模型其数据的拟合程度，以确定模型的优劣。
2. It's difficult to find variance stabilizing transformations in a sentence. 用variance stabilizing transformations造句挺难的