RL00 - A glimpse of Reinforcement Learning This post summarizes reinforcement learning from classic tabular methods to ML-based approximations and recent LLM applications like RLHF. 2025-06-24 Notes #Data Science #Reinforcement Learning
Complete walk through of confidence intervals In this article, I will provide a complete walk through of a popular concept in data science interviews - the confidence interval, from its intuition, definition to actual computation. 2024-07-05 Notes #Data Science
Dealing with structured data - SQL cheatsheet SQL (Structured Query Language) is the backbone of relational databases. This guide breaks SQL into its five command types—DQL, DML, DDL, DCL, TCL. 2024-01-26 Notes #Data Science #SQL
Recommender Series 1 - Overview In this article, I will give an overall introduction about recommenders, including how the recommendation problem arises, the abstract models and the key problems when building a new recommender. 2023-11-21 Notes #Computer Science #Data Science
SD - 3. How to use diffusion web ui? - Scripts, Extras, Extensions In this post, I will briefly walk through some of the auxiliary functions provided in stable diffusion web ui for earlier idea testing and experience enhancement. 2023-05-21 Tutorial #Artificial Intelligence #Diffusion
SD - 2.How to use diffusion web ui? - img2img In this article, I will provide a walkthrough of common features on img2img tab. 2023-04-25 Tutorial #Artificial Intelligence #Diffusion
Thinking about LLMs and Multi-modality In this post, I would discuss some of my thoughts on Multi-modality and future LLMs directions. Welcome to post your thoughts in the comments and discuss with me. 2023-03-21 Informal Essays #Artificial Intelligence #Generative AI
SD - 1. How to use diffusion web ui? - txt2img In this article, I will provide a walkthrough of common features on stable diffusion webui's txt2img tab and how to use them to produce better quality pictures as you wish. 2023-03-07 Tutorial #Artificial Intelligence #Diffusion
SD - 0. How to set up your diffusion webui? In this article, I will present a step-to-step guide to help you set up stable-diffusion-webui uploaded by automatic1111. 2023-02-28 Tutorial #Artificial Intelligence #Diffusion
Thinking about Generative AI In this post, I would give a brief introduction of recent popular generative AIs, and then dicsuss some of its pros and cons. 2023-02-14 Informal Essays #Artificial Intelligence #Diffusion #Generative AI #ChatGPT