Samson Gourevitch
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All (3)
continuous-time processes (1)
diffusion (3)
discrete data (1)
guidance (1)
markov chains (1)
posterior sampling (1)
representation learning (1)

Writing

Writing

Notes and writing

Short notes on diffusion, probability, and adjacent topics. I use this page for technical explanations and research-adjacent writing that do not belong on the publications list.

Learning Embeddings with Diffusion Models

diffusion
discrete data
representation learning

Why unconstrained joint learning of embeddings and diffusion models is ill-posed for discrete data.

Jun 26, 2026

Posterior Flows for Diffusion Models

diffusion
posterior sampling
guidance

A concise overview of posterior sampling methods for diffusion and flow models

May 31, 2026

Doob’s h-Transform and Conditional Markov Chains

diffusion
markov chains
continuous-time processes

A short introduction to Doob’s h-transform and its applications to guided diffusion models.

Apr 10, 2026
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Samson Gourevitch

 

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