Google Translate is a real-time language translation application that supports input from handwriting, voice, and camera, delivering results as spoken output or text over images. It is powered by Google’s Neural Machine Translation (GNMT) system. This post explores the architecture and technologies behind Google Translate, with a focus on how …
ChatGPT’s Large language models includes GPT-3, InstructGPT, ChatGPT, and GPT-4 etc. This post explains the models, including ChatGPT architecture diagram. Table of Content GPT-3: Introduce Large Language Model InstructGPT: Reinforcement learning with human feedback ChatGPT: Utilization is the king GPT-4: Introduce Artificial Generative Intelligence (AGI) OpenAI Timeline and FAQ 1. …
Table of Content Zoom Architecture Distributed cloud-native infrastructure Network technologies Security Back-of-the-envelope calculation 1. Zoom Architecture The key components are Zoom client, Data Centers, Public Cloud, and Web infrastructure. 1. The Zoom Client is the software on computers and devices to access the Zoom servers. It performs video content processing, …
TikTok is a video-sharing app that lets users create and share short videos. It impresses users with its personalized recommendations just “for you” precisely. It is highly addictive and very popular among young people. Behind it, it is powered by artificial intelligence technologies. This post is an overview of TikTok …
The Big O notation Cheat Sheet provides the Big O notations for data structures and algorithm, including arrays, linked list, trees, hash tables, graphs, sorting, search, recursion, DFS and BFS, and memoization, Dynamic programming etc. It also includes leetcode Big O Notebook for common interview questions. The links are provided …
An algorithm is a set of rules that instruct the computer how to perform a task. This post lists the types of algorithms and their examples, such as Binary search, sorting, Divide and conquer, Two pointers, Greedy, Recursion, Backtracking, and Dynamic programming. The algorithms illustrated provide a glimpse of algorithms …
Java collections are Java built-in libraries provided by JDK. You don’t have to implement your own data structures classes and methods. You can directly call the library. Before we list the Java Collections, the original data structures are introduced. There are arrays, linked lists, stacks, binary trees, hash tables, and …
