单目3D初始代码

docs/en/reference/models/sam/sam3/model_misc.md

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+---
+description: Explore the ultralytics.models.sam.sam3.model_misc module with helper layers and utilities used in SAM3 model components.
+keywords: Ultralytics, SAM3, SAM, transformer, layers, utilities, deep learning, Python
+---
+
+# Reference for `ultralytics/models/sam/sam3/model_misc.py`
+
+!!! success "Improvements"
+
+    This page is sourced from [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/sam3/model_misc.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/sam3/model_misc.py). Have an improvement or example to add? Open a [Pull Request](https://docs.ultralytics.com/help/contributing/) — thank you! 🙏
+
+<br>
+
+## ::: ultralytics.models.sam.sam3.model_misc.DotProductScoring
+
+<br><br><hr><br>
+
+## ::: ultralytics.models.sam.sam3.model_misc.LayerScale
+
+<br><br><hr><br>
+
+## ::: ultralytics.models.sam.sam3.model_misc.TransformerWrapper
+
+<br><br><hr><br>
+
+## ::: ultralytics.models.sam.sam3.model_misc.get_valid_ratio
+
+<br><br><hr><br>
+
+## ::: ultralytics.models.sam.sam3.model_misc.gen_sineembed_for_position
+
+<br><br>