HTK是一个用以建立和使用马尔可夫模型的工具包。HTK主要被用于语音识别，但它也被广泛的应用于其它很多领域，像语音合成、特征识别、DNA序列研究。-HTK is a Markov model for the establishment and use of the toolkit. HTK is primarily used for voice recognition, but it is also widely used in many other areas, such as speech