Unverified70% confidenceFactExact time
MoE routers typically employ a Top-K mechanism that selects only the K highest-scoring experts for each token, with K=2 being a common configuration.
2
Sources
70%
Confidence
Long-term
Relevance
9/17/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe value of K in Top-K should be determined through offline evaluation by measuring Recall@K at different K values on an annotated test set and finding the inflection point where the recall curve begins to flatten.75% similarUnverifiedThe K value for Top-K precomputation typically falls between 5 and 20, aligned with the number of suggestions displayed in the user interface, and the index size grows linearly with K.69% similarUnverifiedQwen3 中 MoE 每次激活 K=2 个专家66% similarVerifiedTop-P (nucleus sampling) samples from the smallest set of tokens whose cumulative probability exceeds the threshold P, while Top-K selects only from the K candidates with the highest probabilities.66% similarUnverifiedGemma 26B-A4B adopts a Top-K routing strategy, activating only K experts per token (typically K=2).63% similar
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