自适应框架的演变

const WebSocket = require('ws');

const wss = new WebSocket.Server({ port: 8080 });

wss.on('connection', (ws) => {

    console.log('User connected');

    ws.on('message', (message) => {

        const data = JSON.parse(message);

        const updatedData = processUserUpdate(data);

        ws.send(JSON.stringify(updatedData));

    });

});

​

​

function processUserUpdate(data) {

    if (data.role === 'presenter') {

        data.features.push('annotationTools');

    } else { data.features.push('viewOnlyMode');

    }

    return data;

}

import React from 'react';

​

// Dynamic UI component based on the user's role

const UserInterface = ({ role }) => {

    const features = role === 'presenter'

        ? ['Annotation Tools', 'Screen Sharing']

        : ['View Mode'];

​

    return (

        <div>

            <h1>Welcome, {role}!</h1>

            <ul>

                {features.map((feature, index) => (

                    <li key={index}>{feature}</li>

                ))}

            </ul>

        </div>

    );

};

​

// Example usage

export default function App() {

    const userRole = 'presenter'; // This would be dynamically determined in a real application

    return <UserInterface role={userRole} />;

}

const { Kafka } = require('kafkajs');

​

// Create a Kafka producer instance

const kafka = new Kafka({ clientId: 'my-app', brokers: ['localhost:9092'] });

const producer = kafka.producer();

​

const sendMessage = async () => {

    await producer.connect();

    // Send a message to the "user-actions" topic

    await producer.send({

        topic: 'user-actions',

        messages: [

            { key: 'user1', value: JSON.stringify({ action: 'update', role: 'viewer' }) },

        ],

    });

    console.log('Message sent');

    await producer.disconnect();

};

​

sendMessage().catch(console.error);

const { Kafka } = require('kafkajs');

​

// Create a Kafka consumer instance

const kafka = new Kafka({ clientId: 'my-app', brokers: ['localhost:9092'] });

const consumer = kafka.consumer({ groupId: 'framework-group' });

​

const run = async () => {

    await consumer.connect();

    // Subscribe to the "user-actions" topic

    await consumer.subscribe({ topic: 'user-actions', fromBeginning: true });

​

    // Process each message from the topic

    await consumer.run({

        eachMessage: async ({ topic, partition, message }) => {

            const data = JSON.parse(message.value.toString());

            console.log(`Received: ${data.action} for role ${data.role}`);

            // Additional logic to handle updates can be added here

        },

    });

};

​

run().catch(console.error);

from sklearn.tree import DecisionTreeClassifier

import numpy as np

​

# Sample data: [role, experience_level], label: [feature set]

X = np.array([[1, 2], [2, 3], [1, 1], [2, 1]])  # 1=viewer, 2=presenter

y = np.array([0, 1, 0, 1])  # 0=viewOnly, 1=annotationTools

​

model = DecisionTreeClassifier()

model.fit(X, y)

​

# Predict features for a new user

new_user = np.array([[2, 2]])  # Presenter with medium experience

predicted_feature = model.predict(new_user)

print("Predicted feature set:", "annotationTools" if predicted_feature == 1 else "viewOnly")

​