Generative Vision Interview Questions, issue 8, Jun 16, 2026
The Dirac Decoupling Trick
Senior GenAI Engineer interview at Google DeepMind, and the interviewer asks:
“How does Conditional Flow Matching bypass the intractability of learning the marginal vector field?”
Why trying to learn the full data distribution will quietly stall your H100 cluster, and how collapsing the target to a single deterministic point yields perfect gradients without the intractable mat
The full answer, with the mechanism and the arithmetic, is for paid subscribers on Substack.