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- # parameters
- nc: 80 # number of classes
- depth_multiple: 1.0 # model depth multiple
- width_multiple: 1.0 # layer channel multiple
- # anchors
- anchors:
- - [ 19,27, 44,40, 38,94 ] # P3/8
- - [ 96,68, 86,152, 180,137 ] # P4/16
- - [ 140,301, 303,264, 238,542 ] # P5/32
- - [ 436,615, 739,380, 925,792 ] # P6/64
- # yolov7 backbone
- backbone:
- # [from, number, module, args]
- [[-1, 1, ReOrg, []], # 0
- [-1, 1, Conv, [64, 3, 1]], # 1-P1/2
-
- [-1, 1, Conv, [128, 3, 2]], # 2-P2/4
- [-1, 1, Conv, [64, 1, 1]],
- [-2, 1, Conv, [64, 1, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [[-1, -3, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [128, 1, 1]], # 10
-
- [-1, 1, Conv, [256, 3, 2]], # 11-P3/8
- [-1, 1, Conv, [128, 1, 1]],
- [-2, 1, Conv, [128, 1, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [[-1, -3, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [256, 1, 1]], # 19
-
- [-1, 1, Conv, [512, 3, 2]], # 20-P4/16
- [-1, 1, Conv, [256, 1, 1]],
- [-2, 1, Conv, [256, 1, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [[-1, -3, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [512, 1, 1]], # 28
-
- [-1, 1, Conv, [768, 3, 2]], # 29-P5/32
- [-1, 1, Conv, [384, 1, 1]],
- [-2, 1, Conv, [384, 1, 1]],
- [-1, 1, Conv, [384, 3, 1]],
- [-1, 1, Conv, [384, 3, 1]],
- [-1, 1, Conv, [384, 3, 1]],
- [-1, 1, Conv, [384, 3, 1]],
- [[-1, -3, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [768, 1, 1]], # 37
-
- [-1, 1, Conv, [1024, 3, 2]], # 38-P6/64
- [-1, 1, Conv, [512, 1, 1]],
- [-2, 1, Conv, [512, 1, 1]],
- [-1, 1, Conv, [512, 3, 1]],
- [-1, 1, Conv, [512, 3, 1]],
- [-1, 1, Conv, [512, 3, 1]],
- [-1, 1, Conv, [512, 3, 1]],
- [[-1, -3, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [1024, 1, 1]], # 46
- ]
- # yolov7 head
- head:
- [[-1, 1, SPPCSPC, [512]], # 47
-
- [-1, 1, Conv, [384, 1, 1]],
- [-1, 1, nn.Upsample, [None, 2, 'nearest']],
- [37, 1, Conv, [384, 1, 1]], # route backbone P5
- [[-1, -2], 1, Concat, [1]],
-
- [-1, 1, Conv, [384, 1, 1]],
- [-2, 1, Conv, [384, 1, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [[-1, -2, -3, -4, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [384, 1, 1]], # 59
-
- [-1, 1, Conv, [256, 1, 1]],
- [-1, 1, nn.Upsample, [None, 2, 'nearest']],
- [28, 1, Conv, [256, 1, 1]], # route backbone P4
- [[-1, -2], 1, Concat, [1]],
-
- [-1, 1, Conv, [256, 1, 1]],
- [-2, 1, Conv, [256, 1, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [[-1, -2, -3, -4, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [256, 1, 1]], # 71
-
- [-1, 1, Conv, [128, 1, 1]],
- [-1, 1, nn.Upsample, [None, 2, 'nearest']],
- [19, 1, Conv, [128, 1, 1]], # route backbone P3
- [[-1, -2], 1, Concat, [1]],
-
- [-1, 1, Conv, [128, 1, 1]],
- [-2, 1, Conv, [128, 1, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [[-1, -2, -3, -4, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [128, 1, 1]], # 83
-
- [-1, 1, Conv, [256, 3, 2]],
- [[-1, 71], 1, Concat, [1]], # cat
-
- [-1, 1, Conv, [256, 1, 1]],
- [-2, 1, Conv, [256, 1, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [[-1, -2, -3, -4, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [256, 1, 1]], # 93
-
- [-1, 1, Conv, [384, 3, 2]],
- [[-1, 59], 1, Concat, [1]], # cat
-
- [-1, 1, Conv, [384, 1, 1]],
- [-2, 1, Conv, [384, 1, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [[-1, -2, -3, -4, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [384, 1, 1]], # 103
-
- [-1, 1, Conv, [512, 3, 2]],
- [[-1, 47], 1, Concat, [1]], # cat
-
- [-1, 1, Conv, [512, 1, 1]],
- [-2, 1, Conv, [512, 1, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [[-1, -2, -3, -4, -5, -6], 1, Concat, [1]],
- [-1, 1, Conv, [512, 1, 1]], # 113
-
- [83, 1, Conv, [256, 3, 1]],
- [93, 1, Conv, [512, 3, 1]],
- [103, 1, Conv, [768, 3, 1]],
- [113, 1, Conv, [1024, 3, 1]],
-
- [83, 1, Conv, [320, 3, 1]],
- [71, 1, Conv, [640, 3, 1]],
- [59, 1, Conv, [960, 3, 1]],
- [47, 1, Conv, [1280, 3, 1]],
- [[114,115,116,117,118,119,120,121], 1, IAuxDetect, [nc, anchors]], # Detect(P3, P4, P5, P6)
- ]
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