--- 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 Full source code for 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). Help us fix any issues you see by submitting a [Pull Request](https://docs.ultralytics.com/help/contributing/) 🛠️. Thank you 🙏! --- ## ::: ultralytics.models.sam.modules.tiny_encoder.Conv2d_BN <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.PatchEmbed <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.MBConv <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.PatchMerging <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.ConvLayer <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.Mlp <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.Attention <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.TinyViTBlock <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.BasicLayer <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.LayerNorm2d <br><br> --- ## ::: ultralytics.models.sam.modules.tiny_encoder.TinyViT <br><br>