[KongchangAI]
ConceptMcNemar's test / 麦克尼马尔检验

McNemar's Test

A statistical test method for paired binary classification data, suitable for comparing whether the performance difference between two models on the same batch of samples is significant.

Timeline (last 90 days)

Oct 15

The comparison used Wilson confidence intervals and a paired McNemar test with Holm-Bonferroni correction.

Unverified50%
Oct 13

After decontamination, the model achieved 22.6% on HumanEval, 21.3% on HumanEval+, and 35.0% on MBPP; compared with the published version, HumanEval dropped by 4.3 points, McNemar test p = 0.039.

Unverified50%
Oct 12

Determining whether a model truly outperforms the baseline usually requires larger samples (hundreds to thousands), paired tests (such as the McNemar test), and repeated experiments under multiple random seeds.

Unverified50%

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