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| description: Explore the detailed reference of utility functions in the Ultralytics PyTorch modules. Learn about initialization, inverse sigmoid, and multiscale deformable attention. |
| keywords: Ultralytics, PyTorch, utils, initialization, inverse sigmoid, multiscale deformable attention, deep learning, neural networks |
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| # Reference for `ultralytics/nn/modules/utils.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/utils.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/nn/modules/utils.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/utils.py) 🛠️. Thank you 🙏! |
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| ## ::: ultralytics.nn.modules.utils._get_clones |
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| <br><br><hr><br> |
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| ## ::: ultralytics.nn.modules.utils.bias_init_with_prob |
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| <br><br><hr><br> |
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| ## ::: ultralytics.nn.modules.utils.linear_init |
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| <br><br><hr><br> |
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| ## ::: ultralytics.nn.modules.utils.inverse_sigmoid |
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| <br><br><hr><br> |
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| ## ::: ultralytics.nn.modules.utils.multi_scale_deformable_attn_pytorch |
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| <br><br> |
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