---
description: Explore detailed documentation of various SAM 2 encoder modules such as MemoryAttentionLayer, MemoryAttention, available in Ultralytics' repository.
keywords: Ultralytics, SAM 2 encoder, MemoryAttentionLayer, MemoryAttention
---
# Reference for `ultralytics/models/sam/modules/memory_attention.py`
!!! note
This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/modules/memory_attention.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/modules/memory_attention.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/memory_attention.py) 🛠️. Thank you 🙏!
## ::: ultralytics.models.sam.modules.memory_attention.MemoryAttentionLayer