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README.md
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library_name: sam2
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---
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The official code is publicly release in this [repo](https://github.com/facebookresearch/segment-anything-2/).
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## Usage
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```python
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import torch
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from sam2.sam2_image_predictor import SAM2ImagePredictor
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predictor = SAM2ImagePredictor.from_pretrained("facebook/sam2-hiera-small")
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with torch.inference_mode(), torch.autocast("cuda", dtype=torch.bfloat16):
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predictor.set_image(<your_image>)
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masks, _, _ = predictor.predict(<input_prompts>)
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```
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For video prediction:
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```python
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import torch
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from sam2.sam2_video_predictor import SAM2VideoPredictor
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predictor = SAM2VideoPredictor.from_pretrained("facebook/sam2-hiera-small")
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with torch.inference_mode(), torch.autocast("cuda", dtype=torch.bfloat16):
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state = predictor.init_state(<your_video>)
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# add new prompts and instantly get the output on the same frame
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frame_idx, object_ids, masks = predictor.add_new_points_or_box(state, <your_prompts>):
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# propagate the prompts to get masklets throughout the video
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for frame_idx, object_ids, masks in predictor.propagate_in_video(state):
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...
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```
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Refer to the [demo notebooks](https://github.com/facebookresearch/segment-anything-2/tree/main/notebooks) for details.
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### Citation
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library_name: sam2
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---
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MedSAM2 Small - CoreML Version
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MedSAM2 Small is a specialized version of SAM2 for medical image segmentation tasks, now available for use with CoreML. This model is optimized to work seamlessly on Apple devices, enabling efficient, on-device predictions. To get started, follow the instructions below.
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For detailed information, refer to the SAM2 paper and the official repository. The official code is publicly release in this [repo](https://github.com/facebookresearch/segment-anything-2/).
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## Usage
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1. Download the .zip files containing the CoreML model from the repo.
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2. Extract the contents of the .zip file to a directory of your choice.
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3. Push to [SAM2 Studio](https://github.com/huggingface/sam2-studio)
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4. Open SAM2 Studio Repo on your Apple device using XCode.
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### Citation
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