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<!DOCTYPE html> |
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<html lang="en"> |
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<head> |
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<meta charset="UTF-8"> |
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<title>Image Classification - Hugging Face Transformers.js</title> |
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<script type="module"> |
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import { pipeline } from 'https://cdn.jsdelivr.net/npm/@xenova/[email protected]'; |
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window.pipeline = pipeline; |
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</script> |
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<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet"> |
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<link rel="stylesheet" href="css/styles.css"> |
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</head> |
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<body> |
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<div class="container-main"> |
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<div class="row mt-5"> |
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<div class="col-md-12 text-center"> |
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<a href="index.html" class="btn btn-outline-secondary" |
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style="color: #3c650b; border-color: #3c650b;">Back to Main Page</a> |
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</div> |
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</div> |
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<div class="container mt-5"> |
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<div class="text-center"> |
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<h2>Computer Vision</h2> |
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<h4>Image Classification</h4> |
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</div> |
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<div id="image-classification-container" class="container mt-4"> |
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<h5>Classify an Image:</h5> |
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<div class="d-flex align-items-center"> |
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<label for="imageClassificationURLText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter |
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image URL:</label> |
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<input type="text" class="form-control flex-grow-1" id="imageClassificationURLText" |
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value="https://huggingface.co/datasets/Xenova/transformers.js-docs/resolve/main/tiger.jpg" |
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placeholder="Enter image" style="margin-right: 15px; margin-left: 15px;"> |
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<button id="ClassifyButton" class="btn btn-primary" onclick="classifyImage()">Classify</button> |
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</div> |
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<div class="mt-4"> |
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<h4>Output:</h4> |
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<pre id="outputArea"></pre> |
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</div> |
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</div> |
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<hr> |
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<div id="image-classification-local-container" class="container mt-4"> |
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<h5>Classify a Local Image:</h5> |
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<div class="d-flex align-items-center"> |
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<label for="imageClassificationLocalFile" class="mb-0 text-nowrap" |
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style="margin-right: 15px;">Select Local Image:</label> |
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<input type="file" id="imageClassificationLocalFile" accept="image/*" /> |
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<button id="ClassifyButtonLocal" class="btn btn-primary" |
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onclick="classifyImageLocal()">Classify</button> |
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</div> |
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<div class="mt-4"> |
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<h4>Output:</h4> |
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<pre id="outputAreaLocal"></pre> |
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</div> |
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</div> |
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<hr> |
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<div id="image-classification-top-container" class="container mt-4"> |
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<h5>Classify an Image and Return Top n Classes:</h5> |
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<div class="d-flex align-items-center"> |
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<label for="imageClassificationTopURLText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter |
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image URL:</label> |
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<input type="text" class="form-control flex-grow-1" id="imageClassificationTopURLText" |
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value="https://huggingface.co/datasets/Xenova/transformers.js-docs/resolve/main/tiger.jpg" |
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placeholder="Enter image" style="margin-right: 15px; margin-left: 15px;"> |
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<button id="ClassifyTopButton" class="btn btn-primary" onclick="classifyTopImage()">Classify</button> |
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</div> |
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<div class="mt-4"> |
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<h4>Output:</h4> |
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<pre id="outputAreaTop"></pre> |
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</div> |
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</div> |
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<div class="row mt-5"> |
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<div class="col-md-12 text-center"> |
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<a href="index.html" class="btn btn-outline-secondary" |
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style="color: #3c650b; border-color: #3c650b;">Back to Main Page</a> |
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</div> |
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</div> |
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</div> |
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</div> |
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<script> |
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let classifier; |
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async function initializeModel() { |
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classifier = await pipeline('image-classification', 'Xenova/vit-base-patch16-224'); |
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if (classifier instanceof Promise) { |
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console.log("classifier is a Promise object"); |
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} else { |
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console.log("classifier is not a Promise object"); |
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} |
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} |
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async function classifyImage() { |
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const textFieldValue = document.getElementById("imageClassificationURLText").value.trim(); |
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const result = await classifier(textFieldValue); |
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document.getElementById("outputArea").innerText = JSON.stringify(result, null, 2); |
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} |
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async function classifyImageLocal() { |
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const fileInput = document.getElementById("imageClassificationLocalFile"); |
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const file = fileInput.files[0]; |
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if (!file) { |
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alert('Please select an image file first.'); |
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return; |
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} |
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const url = URL.createObjectURL(file); |
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const result = await classifier(url); |
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if (classifier instanceof Promise) { |
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console.log("result is a Promise object"); |
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} else { |
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console.log("result is not a Promise object"); |
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} |
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document.getElementById("outputAreaLocal").innerText = JSON.stringify(result, null, 2); |
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} |
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async function classifyTopImage() { |
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const textFieldValue = document.getElementById("imageClassificationTopURLText").value.trim(); |
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const result = await classifier(textFieldValue, { topk: 3 }); |
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document.getElementById("outputAreaTop").innerText = JSON.stringify(result, null, 2); |
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} |
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window.addEventListener("DOMContentLoaded", initializeModel); |
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</script> |
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</body> |
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</html> |
