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Collaborative filtering is one of the most durable ideas in machine learning. User-item interaction matrices, matrix factorization, two-tower models built on implicit feedback -- these approaches work because they encode stable long-term preferences....

A few weeks into running my scene compiler at scale, I hit an embarrassing pattern: I’d ask for five candidates, score them, and the “top five” would be… the same idea, phrased five ways. Not bad ideas—often the highest composite scores—but clustered...

CLIP is a single thermometer taped to the outside of a house. It tells you something about the temperature, but it can't tell you whether the furnace is on, whether a window is open, or whether the house is on fire in the kitchen. In my pipeline, CLI...
