Blogs / Personal blogs

Lilian Weng

lilianweng.github.io

Document my learning notes.

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Visit lilianweng.github.io → RSS feedOn Hacker News Oct 2018 – Aug 2026

AI & Machine Learning 13Math & Algorithms 5Systems & Performance 3Software Engineering 3Life, Learning & Writing 2Tools & Productivity 1

1

Harness engineering for self-improvement

The concept of recursive self-improvement (RSI) dates back to I. J. Good (1965), where he defined an “ultraintelligent machine” as a system that can surpass humans in all intellectual activities and design better machines to improve itself. Yudkowsky (2008) used the phrase “recursive self-improvement” for a specific…

2

Why We Think

Special thanks to John Schulman for a lot of super valuable feedback and direct edits on this post. Test time compute (Graves et al. 2016, Ling, et al. 2017, Cobbe et al. 2021) and Chain-of-thought (CoT) (Wei et al. 2022, Nye et al. 2021), have led to significant improvements in model performance, while raising many…