<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Question Answering - 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>Question Answering</h4> </div> <!-- Actual Content of this page --> <div id="question-answering-container" class="container mt-4"> <h5>Question Answering:</h5> <div class="d-flex align-items-center mb-2"> <label for="questionText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Question:</label> <input type="text" class="form-control flex-grow-1" id="questionText" value="Who was Jim Henson?" placeholder="Enter question text" style="margin-right: 15px; margin-left: 15px;"> </div> <div class="d-flex align-items-center"> <label for="contextText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Context:</label> <input type="text" class="form-control flex-grow-1" id="contextText" value="Jim Henson was a nice puppet." placeholder="Enter context text" style="margin-right: 15px; margin-left: 15px;"> <button id="answerButton" class="btn btn-primary ml-2" onclick="answerQuestion()">Answer</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="outputArea"></pre> </div> </div> <hr> <!-- Line Separator --> <div id="question-answering-container2" class="container mt-4"> <h5>Question Answering (Top Results):</h5> <div class="d-flex align-items-center mb-2"> <label for="questionTopText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Question:</label> <input type="text" class="form-control flex-grow-1" id="questionTopText" value="What is the temperature today?" placeholder="Enter question text" style="margin-right: 15px; margin-left: 15px;"> </div> <div class="d-flex align-items-center"> <label for="contextTopText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Context:</label> <input type="text" class="form-control flex-grow-1" id="contextTopText" value="It is very hot today." placeholder="Enter context text" style="margin-right: 15px; margin-left: 15px;"> <button id="answerTopButton" class="btn btn-primary ml-2" onclick="answerQuestionTop()">Answer</button> </div> <div class="mt-4"> <h4>Output:</h4> <pre id="outputTopArea"></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 answerer; // Initialize the sentiment analysis model async function initializeModel() { answerer = await pipeline('question-answering', 'Xenova/distilbert-base-uncased-distilled-squad'); } async function answerQuestion() { const question = document.getElementById("questionText").value.trim(); const context = document.getElementById("contextText").value.trim(); const result = await answerer(question, context); document.getElementById("outputArea").innerText = JSON.stringify(result, null, 2); } async function answerQuestionTop() { const question = document.getElementById("questionTopText").value.trim(); const context = document.getElementById("contextTopText").value.trim(); const result = await answerer(question, context, { topk: 3 }); document.getElementById("outputTopArea").innerText = JSON.stringify(result, null, 2); } // Initialize the model after the DOM is completely loaded window.addEventListener("DOMContentLoaded", initializeModel); </script> </body> </html>