采用Baum-Welch重估计算法对隐马尔科夫模型进行训练，使得结果达到最优化-Using Baum-Welch re-estimation algorithm for training hidden Markov models, making the results of optimized

磁性材料的磁滞模型,其中的一种JA模型的程序(Magnetic material hysteresis model programming program)