Jipeng Sun

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Machine Learning

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Building Blocks

  • Self Attention
  • Vision Transformer (ViT)
  • Diffusion Transformer (DiT)

Design

  • Classifier-Free Guidance (CFG)

Math

  • Backpropagation
  • AutoDiff
  • KL Divergence
  • ELBO (Evidence Lower Bound)

Generative Models

  • Diffusion Model
  • Diffusion from Stochastic Differential Equations (SDEs) Perspective
  • VAE vs. Diffusion from ELBO Perspective
  • DDIM (Denoising Diffusion Implicit Models)
  • DDPMs, DDIMs, and Score-Based Methods
  • Flow Matching
  • Mean Flow
  • Improved Mean Flow (iMF)