For the single mixture model it weights the models of MPE and MLE based on the confusion of them.For the multi mixture model, a model selection method is proposed.

• 针对多混合分量的模型；提出一种模型选择的算法来获取新的模型参数.；实验表明；与MPE算法相比；对单分量的情况；该算法可以使系统的误识率相对降低4\\%25左右；