59 lines
1.7 KiB
YAML
59 lines
1.7 KiB
YAML
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# parameters
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nc: 1 # 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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# anchors
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anchors:
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- [6,7, 9,11, 13,16] # P3/8
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- [18,23, 26,33, 37,47] # P4/16
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- [54,67, 77,104, 112,154] # P5/32
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- [174,238, 258,355, 445,568] # P6/64
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# YOLOv5 backbone
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backbone:
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# [from, number, module, args]
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[[-1, 1, StemBlock, [32, 3, 2]], # 0-P2/4
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[-1, 1, ShuffleV2Block, [128, 2]], # 1-P3/8
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[-1, 3, ShuffleV2Block, [128, 1]], # 2
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[-1, 1, ShuffleV2Block, [256, 2]], # 3-P4/16
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[-1, 7, ShuffleV2Block, [256, 1]], # 4
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[-1, 1, ShuffleV2Block, [384, 2]], # 5-P5/32
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[-1, 3, ShuffleV2Block, [384, 1]], # 6
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[-1, 1, ShuffleV2Block, [512, 2]], # 7-P6/64
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[-1, 3, ShuffleV2Block, [512, 1]], # 8
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]
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# YOLOv5 head
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head:
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[[-1, 1, Conv, [128, 1, 1]],
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[-1, 1, nn.Upsample, [None, 2, 'nearest']],
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[[-1, 6], 1, Concat, [1]], # cat backbone P5
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[-1, 1, C3, [128, False]], # 12
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[-1, 1, Conv, [128, 1, 1]],
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[-1, 1, nn.Upsample, [None, 2, 'nearest']],
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[[-1, 4], 1, Concat, [1]], # cat backbone P4
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[-1, 1, C3, [128, False]], # 16 (P4/8-small)
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[-1, 1, Conv, [128, 1, 1]],
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[-1, 1, nn.Upsample, [None, 2, 'nearest']],
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[[-1, 2], 1, Concat, [1]], # cat backbone P3
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[-1, 1, C3, [128, False]], # 20 (P3/8-small)
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[-1, 1, Conv, [128, 3, 2]],
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[[-1, 17], 1, Concat, [1]], # cat head P4
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[-1, 1, C3, [128, False]], # 23 (P4/16-medium)
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[-1, 1, Conv, [128, 3, 2]],
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[[-1, 13], 1, Concat, [1]], # cat head P5
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[-1, 1, C3, [128, False]], # 26 (P5/32-large)
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[-1, 1, Conv, [128, 3, 2]],
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[[-1, 9], 1, Concat, [1]], # cat head P6
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[-1, 1, C3, [128, False]], # 29 (P6/64-large)
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[[20, 23, 26, 29], 1, Detect, [nc, anchors]], # Detect(P3, P4, P5)
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]
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