| 语料 | BNB | KNN | SVM | ||||||
| 数目 | PRE | REC | F1值 | PRE | REC | F1值 | PRE | REC | F1值 |
| 1000 | 87.33% | 90.45% | 88.86% | 84.33% | 89.85% | 87% | 89.83% | 95.64% | 92.64% |
| 2000 | 89.66% | 91.14% | 90.39% | 86.89% | 93.82% | 90.22% | 91.11% | 95.73% | 93.36% |
| 3000 | 90.66% | 94.33% | 92.46% | 87.16% | 93.74% | 90.33% | 91.66% | 97.48% | 94.48% |