193 lines
3.7 KiB
Markdown
193 lines
3.7 KiB
Markdown
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---
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description: Explore detailed documentation of block modules in Ultralytics, available for deep learning tasks. Contribute and improve the codebase!.
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keywords: Ultralytics, YOLO, neural networks, block modules, DFL, Proto, HGStem, HGBlock, SPP, SPPF, C1, C2, C2f, C3, C3x, RepC3, C3TR, C3Ghost, GhostBottleneck, Bottleneck, BottleneckCSP, ResNetBlock, MaxSigmoidAttnBlock, ImagePoolingAttn, ContrastiveHead, RepBottleneck, RepCSP, RepNCSPELAN4, ADown, SPPELAN, Silence, CBLinear, CBFuse
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---
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# Reference for `ultralytics/nn/modules/block.py`
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!!! note
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This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/nn/modules/block.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/nn/modules/block.py). If you spot a problem please help fix it by [contributing](https://docs.ultralytics.com/help/contributing/) a [Pull Request](https://github.com/ultralytics/ultralytics/edit/main/ultralytics/nn/modules/block.py) 🛠️. Thank you 🙏!
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<br>
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## ::: ultralytics.nn.modules.block.DFL
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.Proto
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.HGStem
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.HGBlock
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.SPP
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.SPPF
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C1
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C2
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C2f
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3x
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.RepC3
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3TR
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3Ghost
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.GhostBottleneck
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.Bottleneck
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.BottleneckCSP
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.ResNetBlock
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.ResNetLayer
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.MaxSigmoidAttnBlock
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C2fAttn
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.ImagePoolingAttn
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.ContrastiveHead
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.BNContrastiveHead
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.RepBottleneck
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.RepCSP
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.RepNCSPELAN4
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.ELAN1
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.AConv
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.ADown
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.SPPELAN
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.CBLinear
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.CBFuse
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3f
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3k2
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C3k
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.RepVGGDW
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.CIB
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C2fCIB
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.Attention
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.PSABlock
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.PSA
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C2PSA
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.C2fPSA
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<br><br><hr><br>
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## ::: ultralytics.nn.modules.block.SCDown
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<br><br>
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