ultralytics/docs/en/reference/nn/modules/transformer.md

description	keywords
Learn about Ultralytics transformer encoder, layer, MLP block, LayerNorm2d and the deformable transformer decoder layer. Expand your understanding of these crucial AI modules.	Ultralytics, Ultralytics documentation, TransformerEncoderLayer, TransformerLayer, MLPBlock, LayerNorm2d, DeformableTransformerDecoderLayer

Reference for ultralytics/nn/modules/transformer.py

!!! note

This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/nn/modules/transformer.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/nn/modules/transformer.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/transformer.py) 🛠️. Thank you 🙏!

::: ultralytics.nn.modules.transformer.TransformerEncoderLayer

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::: ultralytics.nn.modules.transformer.AIFI

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::: ultralytics.nn.modules.transformer.TransformerLayer

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::: ultralytics.nn.modules.transformer.TransformerBlock

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::: ultralytics.nn.modules.transformer.MLPBlock

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::: ultralytics.nn.modules.transformer.MLP

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::: ultralytics.nn.modules.transformer.LayerNorm2d

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::: ultralytics.nn.modules.transformer.MSDeformAttn

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::: ultralytics.nn.modules.transformer.DeformableTransformerDecoderLayer

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::: ultralytics.nn.modules.transformer.DeformableTransformerDecoder