arXiv:2502.13576cs.LGcs.AI2025-02ACL被引 9

针对模型评估耗时问题,提出个性化基准测试方法。

Beyond One-Size-Fits-All: Tailored Benchmarks for Efficient Evaluation

  • 根据目标模型选择最匹配的源模型,动态构建专属评估集。
  • 在5个基准上测试超300个模型,误差降低31.4%。
  • 适合快速迭代模型的高效性能评估,尤其适合资源受限场景。

大规模基准上的模型评估非常耗费资源,尤其是在模型快速演进的阶段。现有高效评估方法仅在基准的小型静态子集(coreset)上测试目标模型,该子集基于源模型的公开评估结果生成,依赖于目标模型与源模型预测高度一致的假设。然而我们发现该假设在实际中难以成立。为此,本文提出TailoredBench,一种为每个目标模型定制评估方案的方法。首先构建全局共核集(Global-coreset),通过自适应策略识别与目标模型最一致的源模型;随后采用可扩展的K-Medoids聚类算法,将全局共核集扩展为针对每个目标模型的本地共核集(Native-coreset)。基于在本地共核集上的预测结果,结合校准策略估算目标模型在整个基准上的性能。在5个基准、超过300个模型上的实验表明,相比最佳基线方法,TailoredBench在相同推理预算下平均降低31.4%的准确率估计均方误差(MAE),展现出强大有效性与泛化能力。

原文摘要 · Abstract (English)

Evaluating models on large benchmarks is very resource-intensive, especially during the period of rapid model evolution. Existing efficient evaluation methods estimate the performance of target models by testing them only on a small and static coreset of the benchmark, which is derived from the publicly available evaluation results of source models. These methods rely on the assumption that target models have high prediction consistency with source models. However, we demonstrate that it doesn't generalize well in practice. To alleviate the inconsistency issue, we present TailoredBench, a method that conducts customized evaluation tailored to each target model. Specifically, a Global-coreset is first constructed as a probe to identify the most consistent source models for each target model with an adaptive source model selection strategy. Afterwards, a scalable K-Medoids clustering algorithm is proposed to extend the Global-coreset to a tailored Native-coreset for each target model. According to the predictions on Native-coresets, we obtain the performance of target models on the whole benchmark with a calibrated estimation strategy. Comprehensive experiments on 5 benchmarks across over 300 models demonstrate that compared to best performing baselines, TailoredBench achieves an average reduction of 31.4% in MAE of accuracy estimates under the same inference budgets, showcasing strong effectiveness and generalizability.

模型评估高效计算定制化基准

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