---
description: Learn about Ultralytics ViT encoder, position embeddings, attention, window partition, and more in our comprehensive documentation.
keywords: Ultralytics YOLO, ViT Encoder, Position Embeddings, Attention, Window Partition, Rel Pos Encoding
---

## ImageEncoderViT
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### ::: ultralytics.vit.sam.modules.encoders.ImageEncoderViT
<br><br>

## PromptEncoder
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### ::: ultralytics.vit.sam.modules.encoders.PromptEncoder
<br><br>

## PositionEmbeddingRandom
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### ::: ultralytics.vit.sam.modules.encoders.PositionEmbeddingRandom
<br><br>

## Block
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### ::: ultralytics.vit.sam.modules.encoders.Block
<br><br>

## Attention
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### ::: ultralytics.vit.sam.modules.encoders.Attention
<br><br>

## PatchEmbed
---
### ::: ultralytics.vit.sam.modules.encoders.PatchEmbed
<br><br>

## window_partition
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### ::: ultralytics.vit.sam.modules.encoders.window_partition
<br><br>

## window_unpartition
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### ::: ultralytics.vit.sam.modules.encoders.window_unpartition
<br><br>

## get_rel_pos
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### ::: ultralytics.vit.sam.modules.encoders.get_rel_pos
<br><br>

## add_decomposed_rel_pos
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### ::: ultralytics.vit.sam.modules.encoders.add_decomposed_rel_pos
<br><br>