Vernon Wu

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Programmer, researcher, idealist, fiction & anime enjoyer, human.

Read the blog posts or check my bio for more info.

Recent Posts

• Where Edge-Detection Kernels Came From

  Published:Dec 25, 2025

  · 24 min read

  Derivation of classic edge-detection kernels including Sobel, Scharr, and Laplacian of Gaussian.

  • #Computer Vision
  • #Machine Learning
  • #Maths

• Deriving and Implementing CQL-SAC

  Published:Apr 20, 2024

  · 9 min read

  Brief derivation of the CQL-SAC algorithm and its implementation in Gymnasium.

  • #Reinforcement Learning
  • #Machine Learning
  • #Maths
  • #Algorithm

• Revisiting Temporal Difference Learning

  Published:Apr 16, 2024

  · 1 min read

  Replicating and extending experiments from Sutton's original TD learning paper on the random walk prediction problem.

  • #Reinforcement Learning
  • #Temporal Difference
  • #Coursework
  • #Maths