Finally, the correct rate of 84.35% in 13 cases (260 min) is gotten by using Bayes minimum error decision rule to recognize the FM.

• 最后利用贝叶斯最小错误率决策准则进行模式识别。通过对13例共260分钟的腹部胎动信号的分析、处理及分类,其正确识别率达84。35%25。