基于轻量级Transformer的城市路网提取方法
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冯志成,杨杰,陈智超
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Urban road network extraction method based on lightweight Transformer
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Zhicheng FENG,Jie YANG,Zhichao CHEN
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| 表 1 不同技术对模型性能的效果 |
| Tab.1 Effect of different techniques on model performance |
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| 编码器 | 解码器 | 数据增强方式 | P/106 | FLOPs/109 | RIoU/% | | MobileViT | FCNHead | — | 1.06 | 1.0 | 47.6 | | Cutout | 1.06 | 1.0 | 47.9 | | Cutmix | 1.06 | 1.0 | 48.7 | | Mosaic | 1.06 | 1.0 | 49.9 | | 多尺度缩放和随机裁剪 | 1.06 | 1.0 | 52.2 | | Mosaic与多尺度缩放和随机裁剪 | 1.06 | 1.0 | 53.6 | | SPP+FCNHead | — | 1.92 | 1.89 | 49.5 | | 金字塔解码器 | — | 1.25 | 1.18 | 50.4 | | MobileViT (无MHA) | FCNHead | — | 0.17 | 0.49 | 41.5 |
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