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tbvinh/rectangle.html

Created July 19, 2024 11:30
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AI Chatbot html java script with Rectangle calculation
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rectangle.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>rectangle.html</title>
<script src="https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest"></script>
<script src="https://cdn.jsdelivr.net/npm/@tensorflow-models/universal-sentence-encoder@latest"></script>
<style>
body {
font-family: Arial, sans-serif;
}
#chat {
max-width: 600px;
margin: 50px auto;
padding: 20px;
border: 1px solid #ccc;
border-radius: 10px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
#messages {
list-style: none;
padding: 0;
}
#messages li {
padding: 8px;
margin-bottom: 10px;
border-bottom: 1px solid #ccc;
}
#input {
display: flex;
}
#input input {
flex: 1;
padding: 10px;
border: 1px solid #ccc;
border-radius: 5px;
margin-right: 10px;
}
#input button {
padding: 10px 20px;
border: none;
background-color: #007bff;
color: white;
border-radius: 5px;
cursor: pointer;
}
#input button:hover {
background-color: #0056b3;
}
#input button:disabled {
background-color: gray;
cursor: not-allowed;
}
/* Ensure the container takes up the full viewport */
.spinner-container {
position: fixed; /* Fixed positioning to cover the entire viewport */
top: 0;
left: 0;
width: 100%;
height: 100%;
display: flex;
justify-content: center; /* Center horizontally */
align-items: center; /* Center vertically */
background-color: rgba(0, 0, 0, 0.2); /* Optional: Semi-transparent background */
z-index: 1000; /* Ensure it's on top of other content */
}
/* Spinner style */
.spinner {
border: 16px solid #f3f3f3; /* Light grey */
border-top: 16px solid #3498db; /* Blue */
border-radius: 50%;
width: 120px;
height: 120px;
animation: spin 2s linear infinite;
}
/* Keyframes for spinner animation */
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
</style>
</head>
<body>
<div id="spinner" class="spinner" style="display: none;"></div>
<div id="chat">
<ul id="messages"></ul>
<div id="input">
<input type="text" id="userInput" placeholder="Type your message here...">
<button id="send" disabled>Send</button>
</div>
</div>
<div id="spinner-container" class="spinner-container">
<div class="spinner"></div>
</div>
<script>
// Dữ liệu cần train
const intents = {
greeting: ["hello", "hi", "hey", "good morning", "good evening", "howdy"],
goodbye: ["bye", "goodbye", "see you later", "farewell", "catch you later"],
thanks: ["thank you", "thanks", "much appreciated", "thank you very much"],
calculate_area: ["calculate the area", "area of a rectangle", "rectangle area"],
};
const responses = {
greeting: "Hello! How can I help you today?",
goodbye: "Goodbye! Have a great day!",
thanks: "You're welcome! If you have any other questions, feel free to ask.",
calculate_area: "Please provide the width (w) and height (h) of the rectangle in the format 'w x h'. For example, '5 x 10'.",
}
// ngưỡng tính toán 50%, còn không thì nói "tui không hiểu"
const confidenceThreshold = 0.5; // Minimum confidence score to consider a valid intent
// Load the Universal Sentence Encoder model
let model;
use.load().then((loadedModel) => {
model = loadedModel;
console.log("Model loaded");
document.getElementById('send').disabled = false; // Enable send button once model is loaded
document.getElementById('userInput').disabled = false; // Enable input field once model is loaded
document.getElementById('spinner-container').style.display = 'none'; // Hide spinner once model is loaded
});
//
document.getElementById('send').disabled = true; // Disable send button initially
document.getElementById('userInput').disabled = true; // Disable input field initially
document.getElementById('spinner-container').style.display = 'flex'; // Show spinner
//
async function recognizeIntent(userInput) {
if (!model) {
throw new Error("Model is not loaded yet.");
}
document.getElementById('spinner-container').style.display = 'flex';
const userInputEmb = await model.embed([userInput]);
let maxScore = -1;
let recognizedIntent = null;
for (const [intent, examples] of Object.entries(intents)) {
const examplesEmb = await model.embed(examples);
const scores = await tf.matMul(userInputEmb, examplesEmb, false, true).data();
const maxExampleScore = Math.max(...scores);
if (maxExampleScore > maxScore) {
maxScore = maxExampleScore;
recognizedIntent = intent;
}
}
if (maxScore < confidenceThreshold) {
recognizedIntent = null; // If confidence is too low, do not recognize any intent
}
document.getElementById('spinner-container').style.display = 'none';
return recognizedIntent;
}
async function generateResponse(userInput) {
const intent = await recognizeIntent(userInput);
if (intent === 'calculate_area') {
const dimensions = parseDimensions(userInput);
if (dimensions) {
const area = dimensions.width * dimensions.height;
return `The area of the rectangle with width ${dimensions.width} and height ${dimensions.height} is ${area}.`;
} else {
return responses[intent]; // Ask for dimensions if not provided
}
} else if (intent && responses[intent]) {
return responses[intent];
} else {
return "I'm sorry, I don't understand that. Can you please rephrase?";
}
}
function parseDimensions(input) {
const match = input.match(/(\d+)\s*x\s*(\d+)/);
if (match) {
return { width: parseInt(match[1]), height: parseInt(match[2]) };
}
return null;
}
document.getElementById('send').addEventListener('click', async () => {
const userInput = document.getElementById('userInput').value.trim();
if (userInput === '') return;
const messages = document.getElementById('messages');
const userMessage = document.createElement('li');
userMessage.textContent = `User: ${userInput}`;
messages.appendChild(userMessage);
try {
const response = await generateResponse(userInput);
const botMessage = document.createElement('li');
botMessage.textContent = `Chatbot: ${response}`;
messages.appendChild(botMessage);
} catch (error) {
console.error(error);
const errorMessage = document.createElement('li');
errorMessage.textContent = `Chatbot: An error occurred. Please try again later.`;
messages.appendChild(errorMessage);
}
document.getElementById('userInput').value = '';
});
</script>
</body>
</html>
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