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Notes

Taking notes helps me internalize difficult concepts and techniques with my own understanding. My notes are also like an intellectual diary that witnesses my growth over the years.

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Large Language Models & AI Agents ​

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Transformers and Large Language Models - Stanford Course Notes

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Attention mechanisms - Literature Survey (updated)

 

Architectural innovations - Literature Survey (updated)

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LLM post-training - Literature Survey (updated)

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Optimization algorithms for LLM training - Literature Survey (updated)

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Statistics & Machine Learning​

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Elements of Statistical Learning - Hastie, Tibshirani, and Friedman

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High-Dimensional Probability - Vershnyn

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Causal Inference - MIT Course Notes

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Mathematical Statistics and Data Analysis - Rice

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All of Statistics - Wasserman​​

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Reinforcement Learning - Sutton and Barto

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Deep & Cross Network (DCN)

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Vignettes of Physics

 

A collection of simple, deep and elegant derivations in physics. ​

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Lee-Yang Circle Theorem - Identify phase transition via Lee-Yang zeros​

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©2023 by Qingyang Xu. All rights reserved.

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