HMM.py 文件源码

def __scale_coefficient(self, result, result_index, t, sum_log=False):
        """
        ?????
        :param result:????
        :param result_index:??????
        :param t: ??????
        :param sum_log: ??c_coefficient???
        :return: 
        """
        sum_column = np.sum(result[result_index][:, t], axis=0)
        if sum_column == 0.:
            result[result_index][:, t] = 1. / len(self.__states)
            sum_column = 1.
        result[result_index][:, t] /= sum_column
        if sum_log:
            self.__c_coefficient += math.log10(sum_column)