The Invisible Funnel: How Recommenders Find What Matters

Podcast: Clown Cast · Joey Musselman

Opublikowano: 2026-10-15

In a feed with thousands of articles and videos, your phone has milliseconds to surface the few things worth your attention. Candidate generation is the invisible first filter that narrows chaos to choice before anything gets ranked. This episode unpacks matrix factorization, embeddings, and the matchmaking metaphor behind how recommender systems find needles in haystacks at billion-scale speed. 00:00:00 - The Funnel Explained: Candidate Generation and the Millisecond Problem 00:01:42 - The Mechanism: Matrix Factorization and Latent Spaces 00:03:18 - Profiles as Embeddings: The Go-Between 00:05:26 - Latent Factor Space: The Takeaway 00:07:09 - The Omiai Metaphor: How Profile Preparation Works 00:08:53 - Batch Processing: Why...