<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Sentiment Analysis - Hugging Face Transformers.js</title> <script type="module"> // Import the library import { pipeline } from 'https://cdn.jsdelivr.net/npm/@xenova/transformers@2.5.4'; // Make it available globally window.pipeline = pipeline; </script> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.0/dist/css/bootstrap.min.css" rel="stylesheet"> <link rel="stylesheet" href="css/styles.css"> </head> <body> <div class="container-main"> <!-- Page Header --> <div class="header"> <div class="header-logo"> <img src="images/logo.png" alt="logo"> </div> <div class="header-main-text"> <h1>Hugging Face Transformers.js</h1> </div> <div class="header-sub-text"> <h3>Free AI Models for JavaScript Web Development</h3> </div> </div> <hr> <!-- Separator --> <!-- Back to Home button --> <div class="row mt-5"> <div class="col-md-12 text-center"> <a href="index.html" class="btn btn-outline-secondary" style="color: #3c650b; border-color: #3c650b;">Back to Main Page</a> </div> </div> <!-- Content --> <div class="container mt-5"> <!-- Centered Titles --> <div class="text-center"> <h2>Natural Language Processing</h2> <h4>Sentiment Analysis (Text Classification)</h4> </div> <!-- Actual Content of this page --> <div id="sentiment-analyzer-container" class="container mt-4"> <h5>Single Input:</h5> <div class="d-flex align-items-center"> <label for="sentimentText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text to Analyze:</label> <input type="text" class="form-control flex-grow-1" id="sentimentText" value="I love transformers!" placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;"> <button id="analyzeButton" class="btn btn-primary" onclick="analyzeSentiment()">Analyze</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="outputArea"></pre> </div> </div> <hr> <!-- Line Separator --> <div id="sentiment-analyzer-container2" class="container mt-4"> <h5>Multiple Inputs:</h5> <div class="d-flex align-items-center mb-2"> <label for="sentimentText1" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text to Analyze 1:</label> <input type="text" class="form-control flex-grow-1" id="sentimentText1" value="I love transformers!" placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;"> </div> <div class="d-flex align-items-center"> <label for="sentimentText2" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text to Analyze 2:</label> <input type="text" class="form-control flex-grow-1" id="sentimentText2" value="I hate transformers!" placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;"> <button id="analyzeButton" class="btn btn-primary ml-2" onclick="analyzeSentimentMulti()">Analyze</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="outputArea2"></pre> </div> </div> <hr> <!-- Line Separator --> <!-- Reviewer --> <div id="reviewer-container" class="container mt-4"> <h5>Load a Specific Model (Xenova/bert-base-multilingual-uncased-sentiment):</h5> <div class="d-flex align-items-center"> <label for="reviewText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text to Review:</label> <input type="text" class="form-control flex-grow-1" id="reviewText" value="The Shawshank Redemption is a true masterpiece of cinema." placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;"> <button id="reviewButton" class="btn btn-primary" onclick="analyzeReview()">Review</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="reviewOutputArea"></pre> </div> </div> <hr> <!-- Line Separator --> <!-- Reviewer2 --> <div id="reviewer-container2" class="container mt-4"> <h5>Return Top 5 Classes:</h5> <div class="d-flex align-items-center"> <label for="reviewText2" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text to Review:</label> <input type="text" class="form-control flex-grow-1" id="reviewText2" value="Le meilleur film de tous les temps." placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;"> <button id="reviewButton2" class="btn btn-primary" onclick="analyzeReview2()">Review</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="reviewOutputArea2"></pre> </div> </div> <hr> <!-- Line Separator --> <!-- Toxic Comment Classification --> <div id="toxic-container" class="container mt-4"> <h5>Toxic Comment Classification (Return All Classes):</h5> <div class="d-flex align-items-center"> <label for="toxicText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Toxic Text:</label> <input type="text" class="form-control flex-grow-1" id="toxicText" value="I hate you!" placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;"> <button id="toxicButton" class="btn btn-primary" onclick="toxicReview()">Review</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="toxicOutputArea"></pre> </div> </div> <!-- Back to Home button --> <div class="row mt-5"> <div class="col-md-12 text-center"> <a href="index.html" class="btn btn-outline-secondary" style="color: #3c650b; border-color: #3c650b;">Back to Main Page</a> </div> </div> </div> </div> <script> let sentimentAnalysis; let reviewer; let toxic_classifier; // Initialize the sentiment analysis model async function initializeModel() { sentimentAnalysis = await pipeline("sentiment-analysis"); reviewer = await pipeline('sentiment-analysis', 'Xenova/bert-base-multilingual-uncased-sentiment'); toxic_classifier = await pipeline('text-classification', 'Xenova/toxic-bert'); } async function analyzeSentiment() { const textFieldValue = document.getElementById("sentimentText").value.trim(); const result = await sentimentAnalysis(textFieldValue); document.getElementById("outputArea").innerText = JSON.stringify(result, null, 2); } async function analyzeSentimentMulti() { const textFieldValue1 = document.getElementById("sentimentText1").value.trim(); const textFieldValue2 = document.getElementById("sentimentText2").value.trim(); const result = await sentimentAnalysis([textFieldValue1, textFieldValue2]); document.getElementById("outputArea2").innerText = JSON.stringify(result, null, 2); } async function analyzeReview() { const textFieldValue = document.getElementById("reviewText").value.trim(); const result = await reviewer(textFieldValue); document.getElementById("reviewOutputArea").innerText = JSON.stringify(result, null, 2); } async function analyzeReview2() { const textFieldValue = document.getElementById("reviewText2").value.trim(); const result = await reviewer(textFieldValue, { topk: 5 }); document.getElementById("reviewOutputArea2").innerText = JSON.stringify(result, null, 2); } async function toxicReview() { const textFieldValue = document.getElementById("toxicText").value.trim(); const result = await toxic_classifier(textFieldValue, { topk: null }); document.getElementById("toxicOutputArea").innerText = JSON.stringify(result, null, 2); } // Initialize the model after the DOM is completely loaded window.addEventListener("DOMContentLoaded", initializeModel); </script> </body> </html>