详细介绍了hmm算法的原理，及相关的前向算法后向算法，viterbi算法，讲解详细，很好,Hmm algorithm described in detail the principles, and related to the algorithm to the algorithm, viterbi algorithm, explained in detail, very good

HMM三个问题的具体叙述以及解决算法，从三个算法来进行解决问题，系统解决了HMM的相关问题-Three HMM specific descr iption of the problem and the resolution algorithm from the three algorithms to solve the problem, the system to solve the related problems in HMM