回传数据解析，兼容v5和v10

ultralytics/cfg/models/v9/yolov9c.yaml

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+# YOLOv9
+
+# parameters
+nc: 80  # number of classes
+
+# gelan backbone
+backbone:
+  - [-1, 1, Conv, [64, 3, 2]]  # 0-P1/2
+  - [-1, 1, Conv, [128, 3, 2]]  # 1-P2/4
+  - [-1, 1, RepNCSPELAN4, [256, 128, 64, 1]]  # 2
+  - [-1, 1, ADown, [256]]  # 3-P3/8
+  - [-1, 1, RepNCSPELAN4, [512, 256, 128, 1]]  # 4
+  - [-1, 1, ADown, [512]]  # 5-P4/16
+  - [-1, 1, RepNCSPELAN4, [512, 512, 256, 1]]  # 6
+  - [-1, 1, ADown, [512]]  # 7-P5/32
+  - [-1, 1, RepNCSPELAN4, [512, 512, 256, 1]]  # 8
+  - [-1, 1, SPPELAN, [512, 256]]  # 9
+
+head:
+  - [-1, 1, nn.Upsample, [None, 2, 'nearest']]
+  - [[-1, 6], 1, Concat, [1]]  # cat backbone P4
+  - [-1, 1, RepNCSPELAN4, [512, 512, 256, 1]]  # 12
+
+  - [-1, 1, nn.Upsample, [None, 2, 'nearest']]
+  - [[-1, 4], 1, Concat, [1]]  # cat backbone P3
+  - [-1, 1, RepNCSPELAN4, [256, 256, 128, 1]]  # 15 (P3/8-small)
+
+  - [-1, 1, ADown, [256]]
+  - [[-1, 12], 1, Concat, [1]]  # cat head P4
+  - [-1, 1, RepNCSPELAN4, [512, 512, 256, 1]]  # 18 (P4/16-medium)
+
+  - [-1, 1, ADown, [512]]
+  - [[-1, 9], 1, Concat, [1]]  # cat head P5
+  - [-1, 1, RepNCSPELAN4, [512, 512, 256, 1]]  # 21 (P5/32-large)
+
+  - [[15, 18, 21], 1, Detect, [nc]]  # DDetect(P3, P4, P5)