--- description: Get in-depth insights about Ultralytics Tiny Encoder Modules such as Conv2d_BN, MBConv, ConvLayer, Attention, BasicLayer, and TinyViT. Improve your understanding of machine learning model components. keywords: Ultralytics, Tiny Encoder, Conv2d_BN, MBConv, ConvLayer, Attention, BasicLayer, TinyViT, Machine learning modules, Ultralytics models --- # Reference for `ultralytics/models/sam/modules/tiny_encoder.py` !!! note This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/modules/tiny_encoder.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/modules/tiny_encoder.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/models/sam/modules/tiny_encoder.py) 🛠️. Thank you 🙏! --- ## ::: ultralytics.models.sam.modules.tiny_encoder.Conv2d_BN

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.PatchEmbed

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.MBConv

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.PatchMerging

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.ConvLayer

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.Mlp

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.Attention

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.TinyViTBlock

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.BasicLayer

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.LayerNorm2d

--- ## ::: ultralytics.models.sam.modules.tiny_encoder.TinyViT