ultralytics 8.2.35 add YOLOv9t/s/m models (#13504)

Co-authored-by: UltralyticsAssistant <web@ultralytics.com>
Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

ultralytics/cfg/models/v9/yolov9m.yaml

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+# Ultralytics YOLO 🚀, AGPL-3.0 license
+# YOLOv9t
+# 603 layers, 20216160 parameters, 77.9 GFLOPs
+
+# parameters
+nc: 80 # number of classes
+
+# gelan backbone
+backbone:
+  - [-1, 1, Conv, [32, 3, 2]] # 0-P1/2
+  - [-1, 1, Conv, [64, 3, 2]] # 1-P2/4
+  - [-1, 1, RepNCSPELAN4, [128, 128, 64, 1]] # 2
+  - [-1, 1, AConv, [240]] # 3-P3/8
+  - [-1, 1, RepNCSPELAN4, [240, 240, 120, 1]] # 4
+  - [-1, 1, AConv, [360]] # 5-P4/16
+  - [-1, 1, RepNCSPELAN4, [360, 360, 180, 1]] # 6
+  - [-1, 1, AConv, [480]] # 7-P5/32
+  - [-1, 1, RepNCSPELAN4, [480, 480, 240, 1]] # 8
+  - [-1, 1, SPPELAN, [480, 240]] # 9
+
+head:
+  - [-1, 1, nn.Upsample, [None, 2, "nearest"]]
+  - [[-1, 6], 1, Concat, [1]] # cat backbone P4
+  - [-1, 1, RepNCSPELAN4, [360, 360, 180, 1]] # 12
+
+  - [-1, 1, nn.Upsample, [None, 2, "nearest"]]
+  - [[-1, 4], 1, Concat, [1]] # cat backbone P3
+  - [-1, 1, RepNCSPELAN4, [240, 240, 120, 1]] # 15
+
+  - [-1, 1, AConv, [180]]
+  - [[-1, 12], 1, Concat, [1]] # cat head P4
+  - [-1, 1, RepNCSPELAN4, [360, 360, 180, 1]] # 18 (P4/16-medium)
+
+  - [-1, 1, AConv, [240]]
+  - [[-1, 9], 1, Concat, [1]] # cat head P5
+  - [-1, 1, RepNCSPELAN4, [480, 480, 240, 1]] # 21 (P5/32-large)
+
+  - [[15, 18, 21], 1, Detect, [nc]] # Detect(P3, P4, P5)

ultralytics/cfg/models/v9/yolov9s.yaml

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+# Ultralytics YOLO 🚀, AGPL-3.0 license
+# YOLOv9s
+# 917 layers, 7318368 parameters, 27.6 GFLOPs
+
+# parameters
+nc: 80 # number of classes
+
+# gelan backbone
+backbone:
+  - [-1, 1, Conv, [32, 3, 2]] # 0-P1/2
+  - [-1, 1, Conv, [64, 3, 2]] # 1-P2/4
+  - [-1, 1, ELAN1, [64, 64, 32]] # 2
+  - [-1, 1, AConv, [128]] # 3-P3/8
+  - [-1, 1, RepNCSPELAN4, [128, 128, 64, 3]] # 4
+  - [-1, 1, AConv, [192]] # 5-P4/16
+  - [-1, 1, RepNCSPELAN4, [192, 192, 96, 3]] # 6
+  - [-1, 1, AConv, [256]] # 7-P5/32
+  - [-1, 1, RepNCSPELAN4, [256, 256, 128, 3]] # 8
+  - [-1, 1, SPPELAN, [256, 128]] # 9
+
+head:
+  - [-1, 1, nn.Upsample, [None, 2, "nearest"]]
+  - [[-1, 6], 1, Concat, [1]] # cat backbone P4
+  - [-1, 1, RepNCSPELAN4, [192, 192, 96, 3]] # 12
+
+  - [-1, 1, nn.Upsample, [None, 2, "nearest"]]
+  - [[-1, 4], 1, Concat, [1]] # cat backbone P3
+  - [-1, 1, RepNCSPELAN4, [128, 128, 64, 3]] # 15
+
+  - [-1, 1, AConv, [96]]
+  - [[-1, 12], 1, Concat, [1]] # cat head P4
+  - [-1, 1, RepNCSPELAN4, [192, 192, 96, 3]] # 18 (P4/16-medium)
+
+  - [-1, 1, AConv, [128]]
+  - [[-1, 9], 1, Concat, [1]] # cat head P5
+  - [-1, 1, RepNCSPELAN4, [256, 256, 128, 3]] # 21 (P5/32-large)
+
+  - [[15, 18, 21], 1, Detect, [nc]] # Detect(P3, P4 P5)

ultralytics/cfg/models/v9/yolov9t.yaml

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+# Ultralytics YOLO 🚀, AGPL-3.0 license
+# YOLOv9t
+# 917 layers, 2128720 parameters, 8.5 GFLOPs
+
+# parameters
+nc: 80 # number of classes
+
+# gelan backbone
+backbone:
+  - [-1, 1, Conv, [16, 3, 2]] # 0-P1/2
+  - [-1, 1, Conv, [32, 3, 2]] # 1-P2/4
+  - [-1, 1, ELAN1, [32, 32, 16]] # 2
+  - [-1, 1, AConv, [64]] # 3-P3/8
+  - [-1, 1, RepNCSPELAN4, [64, 64, 32, 3]] # 4
+  - [-1, 1, AConv, [96]] # 5-P4/16
+  - [-1, 1, RepNCSPELAN4, [96, 96, 48, 3]] # 6
+  - [-1, 1, AConv, [128]] # 7-P5/32
+  - [-1, 1, RepNCSPELAN4, [128, 128, 64, 3]] # 8
+  - [-1, 1, SPPELAN, [128, 64]] # 9
+
+head:
+  - [-1, 1, nn.Upsample, [None, 2, "nearest"]]
+  - [[-1, 6], 1, Concat, [1]] # cat backbone P4
+  - [-1, 1, RepNCSPELAN4, [96, 96, 48, 3]] # 12
+
+  - [-1, 1, nn.Upsample, [None, 2, "nearest"]]
+  - [[-1, 4], 1, Concat, [1]] # cat backbone P3
+  - [-1, 1, RepNCSPELAN4, [64, 64, 32, 3]] # 15
+
+  - [-1, 1, AConv, [48]]
+  - [[-1, 12], 1, Concat, [1]] # cat head P4
+  - [-1, 1, RepNCSPELAN4, [96, 96, 48, 3]] # 18 (P4/16-medium)
+
+  - [-1, 1, AConv, [64]]
+  - [[-1, 9], 1, Concat, [1]] # cat head P5
+  - [-1, 1, RepNCSPELAN4, [128, 128, 64, 3]] # 21 (P5/32-large)
+
+  - [[15, 18, 21], 1, Detect, [nc]] # Detect(P3, P4, P5)