表 1. Relationship between the selected speech sample and classification accuracy.

优选后语音样本数与分类准确率对应关系

优选后语音段数 N	准确率（%）	灵敏度（%）	特异度（%）	优选后语音段数 N	准确率（%）	灵敏度（%）	特异度（%）
1	70.00	75.00	65.00	18	62.50	65.00	60.00
9	60.00	70.00	50.00	19	62.50	65.00	60.00
14	62.50	67.50	57.50	20	61.25	65.00	57.50
15	65.00	65.00	65.00	21	62.50	65.00	60.00
16	63.75	65.00	62.50	22	61.25	67.50	55.00
17	60.00	60.00	60.00	23	62.50	65.00	60.00