维特比算法，一种动态规划算法，用来求解隐马尔科夫模型-Viterbi algorithm, a dynamic programming algorithm to solve the Hidden Markov Model

利用维特比算法求解译码后的误码率，并给出误码率曲线-Viterbi algorithm using bit error rate after decoding, and bit error rate curve is given

解决隐马尔科夫问题中的MATLAB程序，包含前后向算法，Viterbi求解，BaumWelch求解(MATLAB in solving the problem of hidden markov, including front and back to the algorithm, Viterbi, BaumWelch solution)