Research Article
Lightweight Ship Detection Methods Based on YOLOv3 and DenseNet
Table 3
The structure of the LSDM-tiny backbone network.
| | Type | Filters | Size/stride | Output size |
| | Conv | 32 | 33/1 | 416416 | 1x | Conv | 128 | 11/1 | 416416 | Conv | 32 | 33/1 | 416416 | | Avg_pool | | 2/2 | 208208 | 2x | Conv | 128 | 11/1 | 208208 | Conv | 32 | 33/1 | 208208 | Conv | 256 | 11/1 | 208208 | | Avg_pool | | 2/2 | 104104 | 2x | Conv | 128 | 11/1 | 104104 | Conv | 32 | 33/1 | 104104 | Conv | 640 | 11/1 | 104104 | | Avg_pool | | 2/2 | 5252 | 2x | Conv | 128 | 11/1 | 5252 | Conv | 32 | 33/1 | 5252 | | Avg_pool | | 2/2 | 2626 | 2x | Conv | 128 | 11/1 | 2626 | Conv | 32 | 33/1 | 2626 | | Avg_pool | | 2/2 | 1313 | 2x | Conv | 128 | 11/1 | 1313 | Conv | 32 | 33/1 | 1313 |
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The units with gray color are densely connected units (their structure is shown in Figure 3). |