Table 10 Sensitivity analysis for the contrastive loss weight λ

From: Mitigating the risk of health inequity exacerbated by large language models

λ

NDCG@10 (CTM)

Error rate (MQA)

Fairness improvement (EO diff)

0.05

70.1 ± 0.6%

20.5 ± 0.7%

30%

0.10

70.3 ± 0.5%

19.8 ± 0.5%

35%

0.20

70.0 ± 0.7%

20.2 ± 0.6%

32%

  1. Values are reported as mean ±standard deviation over 5 runs.