Open Access
表 1
通道数不同的GFCC特征分类结果对比 %
| 序号 | 类 | GFCC20 | GFCC30 | GFCC40 |
| 1 | 空调 | 90.3 | 93.9 | 92.7 |
| 2 | 汽车鸣笛 | 62.1 | 72.7 | 82.1 |
| 3 | 儿童玩乐 | 51.1 | 67.1 | 73.0 |
| 4 | 狗叫声 | 63.1 | 73.2 | 68.6 |
| 5 | 钻孔 | 72.8 | 74.7 | 83.2 |
| 6 | 发动机空转 | 78.7 | 91.5 | 93.7 |
| 7 | 枪击 | 24.6 | 48.9 | 52.1 |
| 8 | 手持式凿岩机 | 84.2 | 93.2 | 91.0 |
| 9 | 警笛 | 80.3 | 86.4 | 83.9 |
| 10 | 街头音乐 | 58.2 | 72.5 | 68.7 |
| 平均分类精度 | 65.6 | 77.4 | 78.9 | |
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