Posts
All the articles I've posted.
Chasing the Golden Snitch
In the world of Quidditch, catching the Golden Snitch is not just a matter of speed. By viewing it as a moving target in an uncertain environment, we explore how search algorithms, Bayesian inference, and particle filters help a seeker locate what cannot be directly observed.
Implementing a Skip List from Scratch
A step-by-step guide to implementing a Skip List in modern C++, covering its layered structure, randomized levels, and the search, insertion, and deletion operations.
Monty Hall problem
A deep dive into the Monty Hall Problem. This article explains the famous probability puzzle using both intuitive case analysis and Bayes' theorem, showing why switching doors gives a 2/3 chance of winning and why human intuition often fails in probabilistic reasoning.
从计算图理解反向传播
An intuitive introduction to backpropagation through computational graphs, explaining how chain rule and dynamic programming make efficient gradient computation possible.