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Web Machine Learning

Web Neural Network (WebNN) API polyfill and examples

A polyfill for Web Neural Network (WebNN) API with computer vision and natural language processing examples.

The Web Neural Network (WebNN) API is a dedicated low-level API for neural network inference hardware acceleration. It is worked on in the W3C Machine Learning for the Web Community Group.

Project Build Status

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Build Status CircleCI Build status

Examples

WebNN API Examples QR Code

Supported Backends

  • Polyfill
    • WASM: TensorFlow.js WebAssembly backend builds on top of the XNNPACK library
    • WebGL: TensorFlow.js GPU accelerated WebGL backend
    • WebGPU: WIP
  • WebNN: Web Neural Network (WebNN) API

Run example with hardware accelerated WebNN backend

If you are interested, please refer to WebNN Chromium build repo and WIKI:

Building & Testing

Install

$ npm install

Start

$ npm start

# Start an HTTPS server
$ HTTPS=true npm start

Build

$ npm run build

# Production build
$ NODE_ENV=production npm run build

# WASM backend build:
$ npm run build-wasm

Test

$ npm start

Open browser and navigate to http://localhost:8080/test

Watch

$ npm run watch

License

This project is following Apache License Version 2.0.

Documents in test/wpt/resources are licensed by the W3C 3-clause BSD License.

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