Evaluation
Win Rate
Evaluation· Intermediate
Definition
A pairwise evaluation metric where human raters or LLM judges compare outputs from two models side-by-side and indicate which is preferred. Expressed as the percentage of comparisons won. More sensitive to quality differences than absolute metrics for open-ended generation tasks.
Enterprise Context
Used in model selection — when choosing between AI vendors or fine-tuned models, win rate evaluation on representative enterprise tasks provides more actionable signal than benchmark scores.
Tags
#evaluation#comparison#preference
MS
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