By hidden Markov model, it combined with a prior segmentation model which is independent to noise feature as the compensation for the mismatch of acoustic model to enhance the robust performance.

• 然后,假设音节长度序列符合一阶马尔科夫过程,经过归一化处理后,求出了切分的先验概率公式,得到了贝叶斯方法的切分模型。