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Embedding-based Retrieval with Two-Tower Models in Spotlight
At Snap, we want to empower you to learn about the world and have fun with other Snapchatters. On Spotlight, Snap’s short-video platform, we personalize what you see based on your interests and previous watch history. This blog discusses the challenges we faced and techniques we applied for large-scale embedding-based retrieval, which selects the stories that users may like from a large candidate pool in real time.
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What we are building
Our products empower people to express themselves, live in the moment, learn about the world, and have fun together. At Snap, we believe that having a team of diverse backgrounds and voices working together enable us to create innovative products that improve the way people live and communicate.