本文从HMM的基本思想、概念出发，建立了基于网络的HMM异常检测原型。对原型在实际应用环境中产生的问题，提出了对观测对象（数据包头部）进行分段的改进办法，进而建立了具有可操作性的HMM异常检测模型。-From the basic thought and concept of HMM,the article establishes the prototype of HMM anomaly detection based on network.To resolve some problems whi

说话人性别识别matlab程序，基音检测、共振峰检测、GMM模型识别-Speaker sex recognition matlab program, pitch detection, formant detection, GMM model identification

利用likelihood ratios模型来进行VAD检测。压缩包中包含了参考文献和所用语音-utilize likelihood ratios test to model the voice activity detection。File includs reference paper and speech which used in the test