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38 lines
1.1 KiB
38 lines
1.1 KiB
# Ultralytics YOLO 🚀, GPL-3.0 license |
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# Parameters |
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nc: 80 # number of classes |
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depth_multiple: 1.0 # model depth multiple |
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width_multiple: 1.0 # layer channel multiple |
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# YOLOv3-tiny backbone |
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backbone: |
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# [from, number, module, args] |
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[[-1, 1, Conv, [16, 3, 1]], # 0 |
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[-1, 1, nn.MaxPool2d, [2, 2, 0]], # 1-P1/2 |
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[-1, 1, Conv, [32, 3, 1]], |
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[-1, 1, nn.MaxPool2d, [2, 2, 0]], # 3-P2/4 |
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[-1, 1, Conv, [64, 3, 1]], |
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[-1, 1, nn.MaxPool2d, [2, 2, 0]], # 5-P3/8 |
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[-1, 1, Conv, [128, 3, 1]], |
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[-1, 1, nn.MaxPool2d, [2, 2, 0]], # 7-P4/16 |
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[-1, 1, Conv, [256, 3, 1]], |
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[-1, 1, nn.MaxPool2d, [2, 2, 0]], # 9-P5/32 |
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[-1, 1, Conv, [512, 3, 1]], |
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[-1, 1, nn.ZeroPad2d, [[0, 1, 0, 1]]], # 11 |
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[-1, 1, nn.MaxPool2d, [2, 1, 0]], # 12 |
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] |
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# YOLOv3-tiny head |
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head: |
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[[-1, 1, Conv, [1024, 3, 1]], |
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[-1, 1, Conv, [256, 1, 1]], |
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[-1, 1, Conv, [512, 3, 1]], # 15 (P5/32-large) |
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[-2, 1, Conv, [128, 1, 1]], |
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[-1, 1, nn.Upsample, [None, 2, 'nearest']], |
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[[-1, 8], 1, Concat, [1]], # cat backbone P4 |
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[-1, 1, Conv, [256, 3, 1]], # 19 (P4/16-medium) |
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[[19, 15], 1, Detect, [nc]], # Detect(P4, P5) |
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]
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