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README.md
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license: apache-2.0
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---
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license: apache-2.0
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---
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## Usage (Transformers.js)
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If you haven't already, you can install the [Transformers.js](https://huggingface.co/docs/transformers.js) JavaScript library from [NPM](https://www.npmjs.com/package/@huggingface/transformers) using:
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```bash
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npm i @huggingface/transformers
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```
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**Example:** Selfie segmentation with `onnx-community/mediapipe_selfie_segmentation`.
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```js
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import { AutoModel, AutoProcessor, RawImage } from '@huggingface/transformers';
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// Load model and processor
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const model_id = 'onnx-community/mediapipe_selfie_segmentation';
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const model = await AutoModel.from_pretrained(model_id, { dtype: "fp32" });
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const processor = await AutoProcessor.from_pretrained(model_id);
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// Load image from URL
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const url = 'https://huggingface.co/datasets/Xenova/transformers.js-docs/resolve/main/selfie_segmentation.png';
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const image = await RawImage.read(url);
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// Pre-process image
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const inputs = await processor(image);
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// Predict alpha matte
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const { alphas } = await model(inputs);
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// Save output mask
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const mask = await RawImage.fromTensor(alphas[0].mul(255).to('uint8')).resize(image.width, image.height);
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mask.save('mask.png');
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// (Optional) Apply mask to original image
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const result = image.clone().putAlpha(mask);
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result.save('result.png');
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```
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| Input image | Predicted mask | Output image |
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| :----------:|:------------:|:------------:|
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