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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-e6 backbone
- backbone:
- # [from, number, module, args],
- [[-1, 1, ReOrg, []], # 0
- [-1, 1, Conv, [80, 3, 1]], # 1-P1/2
-
- [-1, 1, DownC, [160]], # 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, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [[-1, -3, -5, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [160, 1, 1]], # 12
-
- [-1, 1, DownC, [320]], # 13-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, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [[-1, -3, -5, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [320, 1, 1]], # 23
-
- [-1, 1, DownC, [640]], # 24-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, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [[-1, -3, -5, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [640, 1, 1]], # 34
-
- [-1, 1, DownC, [960]], # 35-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, 1, Conv, [384, 3, 1]],
- [-1, 1, Conv, [384, 3, 1]],
- [[-1, -3, -5, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [960, 1, 1]], # 45
-
- [-1, 1, DownC, [1280]], # 46-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, 1, Conv, [512, 3, 1]],
- [-1, 1, Conv, [512, 3, 1]],
- [[-1, -3, -5, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [1280, 1, 1]], # 56
- ]
- # yolov7-e6 head
- head:
- [[-1, 1, SPPCSPC, [640]], # 57
-
- [-1, 1, Conv, [480, 1, 1]],
- [-1, 1, nn.Upsample, [None, 2, 'nearest']],
- [45, 1, Conv, [480, 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, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [[-1, -2, -3, -4, -5, -6, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [480, 1, 1]], # 71
-
- [-1, 1, Conv, [320, 1, 1]],
- [-1, 1, nn.Upsample, [None, 2, 'nearest']],
- [34, 1, Conv, [320, 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, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [[-1, -2, -3, -4, -5, -6, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [320, 1, 1]], # 85
-
- [-1, 1, Conv, [160, 1, 1]],
- [-1, 1, nn.Upsample, [None, 2, 'nearest']],
- [23, 1, Conv, [160, 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, 1, Conv, [64, 3, 1]],
- [-1, 1, Conv, [64, 3, 1]],
- [[-1, -2, -3, -4, -5, -6, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [160, 1, 1]], # 99
-
- [-1, 1, DownC, [320]],
- [[-1, 85], 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, 1, Conv, [128, 3, 1]],
- [-1, 1, Conv, [128, 3, 1]],
- [[-1, -2, -3, -4, -5, -6, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [320, 1, 1]], # 111
-
- [-1, 1, DownC, [480]],
- [[-1, 71], 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, 1, Conv, [192, 3, 1]],
- [-1, 1, Conv, [192, 3, 1]],
- [[-1, -2, -3, -4, -5, -6, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [480, 1, 1]], # 123
-
- [-1, 1, DownC, [640]],
- [[-1, 57], 1, Concat, [1]],
-
- [-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, 1, Conv, [256, 3, 1]],
- [-1, 1, Conv, [256, 3, 1]],
- [[-1, -2, -3, -4, -5, -6, -7, -8], 1, Concat, [1]],
- [-1, 1, Conv, [640, 1, 1]], # 135
-
- [99, 1, Conv, [320, 3, 1]],
- [111, 1, Conv, [640, 3, 1]],
- [123, 1, Conv, [960, 3, 1]],
- [135, 1, Conv, [1280, 3, 1]],
- [[136,137,138,139], 1, Detect, [nc, anchors]], # Detect(P3, P4, P5, P6)
- ]
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