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On the convexity of ROC curves estimated from radiological test results

RATIONALE AND OBJECTIVES: Although an ideal observer’s receiver operating characteristic (ROC) curve must be convex — i.e., its slope must decrease monotonically — published fits to empirical data often display “hooks.” Such fits sometimes are accepted on the basis of an argument that experiments ar...

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Autori principali: Pesce, Lorenzo L., Metz, Charles E., Berbaum, Kevin S.
Natura: Artigo
Lingua:Inglês
Pubblicazione: 2010
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Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC2897827/
https://ncbi.nlm.nih.gov/pubmed/20599155
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.acra.2010.04.001
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