ByteDance / TikTokSystem Design·60 minMembers
ML System Design: Dynamic K in Retrieval Stage
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Open-ended ML system design for a senior / staff MLE round: in a recommendation stack, design a model or system to dynamically determine `K` — the number of candidates passed from retrieval to ranking...
MLE
RS
mlsd
retrieval
ranking
recommendation
calibration
open-ended
hard
Frequency
Single report
Last asked
2026-01-28
Stage
onsite-system-design · onsite-research
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