منابع مشابه
ROC Curve
It would be nice for both the woman and family and the attending obstetrician to anticipate a cesarean delivery on the basis of patient characteristics. The traditional method is to compute Bishop score based on dilatation, effacement, consistency and position. Other parameters that influence the success of induction of labor are maternal age, parity, BMI and amniotic fluid index. A study was c...
متن کاملROC Analysis
ROC analysis investigates and employs the relationship between sensitivity and specificity of a binary classifier. Sensitivity or true positive rate measures the proportion of positives correctly classified; specificity or true negative rate measures the proportion of negatives correctly classified. Conventionally, the true positive rate tpr is plotted against the false positive rate fpr, which...
متن کاملROC curves and the test
In this paper we review the Receiver Operating Characteristic ROC curve and the test statistic in relation to the analysis of a confusion matrix We then show how these two methods are related and propose an extension to the ROC curve so that it shows contours of values These contours can be used to provide further insight into the appropriate setting of the decision threshold for a particular a...
متن کاملROC ANALYSIS IN THEORY AND PRACTICE 1 ROC Analysis in Theory and Practice
Lampinen (2016) suggested that proponents of ROC analysis may prefer that approach to the diagnosticity ratio because they are under the impression that it provides a theoretical measure of underlying discriminability (d'). In truth, we and others prefer ROC analysis for applied purposes because it provides an atheoretical measure of empirical discriminability (namely, partial areaunder-the-cur...
متن کاملMisconceptions of Roc Analysis
Which eyewitness identification procedure better enables eyewitnesses to discriminate between innocent and guilty suspects? In other words, which procedure better enables eyewitnesses to sort innocent and guilty suspects into their correct categories? The answer to that objective, theory-free question is what policymakers need to know, and it is precisely the information that ROC analysis provi...
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ژورنال
عنوان ژورنال: British Journal of Psychiatry
سال: 1990
ISSN: 0007-1250,1472-1465
DOI: 10.1192/bjp.156.5.744b