The structure of PMN is a four layer feedforward neural networks(FNN), where the Gaussian probability density function is realized as an internal node.

• PMN网为一个四层前馈网，它构成一个贝叶斯分类器，实现多类分类的贝叶斯判别，把输入的说话人语音数据模型参数通过网络变换为输出的说话人判定。