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Saliency maps in mammography classifiers show bias against dense breasts

A new research paper published on arXiv investigates the fairness of saliency maps in mammography classifiers, specifically focusing on dense breasts where cancers can be more difficult to detect. The study found that saliency maps, which are intended to show where a classifier is looking for cancer, performed worse in dense breasts compared to non-dense ones. The researchers identified that factors like the presence of calcifications and the classifiers' reduced reliance on lesions in dense breasts contributed to these performance gaps. They recommend reporting these density-specific performance differences for classifiers, along with controls for lesion conspicuity and model reliance on lesions. AI

IMPACT Highlights potential biases in AI diagnostic tools, emphasizing the need for fairness audits in medical applications.

RANK_REASON Research paper published on arXiv detailing a new audit of explanation fairness in AI models. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.AI →

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Saliency maps in mammography classifiers show bias against dense breasts

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Research paper published on arXiv detailing a new audit of explanation fairness in AI models. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.AI TIER_1 English(EN) · Ahmed Jaheen ·

    Do Saliency Maps Fail Dense Breasts? A Chance-Normalized, Confounder-Aware Audit of Explanation Fairness in Mammography

    arXiv:2611.05909v1 Announce Type: cross Abstract: Saliency maps, offered as evidence that mammography classifiers use the cancer, are untested in dense breasts, which can hide cancers. We tested whether they locate cancers worse there, and why. On 1,345 malignant CBIS-DDSM views,…