نتایج جستجو برای: area under the curve auc
تعداد نتایج: 16223453 فیلتر نتایج به سال:
Accuracy Assessment of GLM and FDA Models for Land Subsidence Susceptibility Mapping in Semnan Plain
The mechanism of land subsidence and soil deformation is the dissipation of the excess pore water pressure and the compaction of the soil skeleton under the effect of natural or man-made factors. Land subsidence has occurred in more of 300 plains of Iran, and Semnan Plain is one of the most important areas that face to this phenomenon. The aim of current research was land subsidence susceptibil...
For many years now, there is a growing interest around ROC curve for characterizing machine learning performances. This is particularly due to the fact that in real-world problems misclassification costs are not known and thus, ROC curve and related metrics such as the Area Under ROC curve (AUC) can be a more meaningful performance measures. In this paper, we propose a SVMs based algorithm for ...
background assessment of glomerular filtration rate (gfr) by common creatinine-based methods is potentially inaccurate in patients with cirrhosis. cirrhotic patients have several underlying conditions that contribute to falsely low serum creatinine concentrations, even in the presence of moderate to severe renal impairment. therefore creatinine-based methods usually overestimate true gfr in the...
Risk assessment is now regarded as a necessary competence in psychiatry. The area under the curve (AUC) statistic of the receiver operating characteristic curve is increasingly offered as the main evidence for accuracy of risk assessment instruments. But, even a highly statistically significant AUC is of limited value in clinical practice.
For many years now, there is a growing interest around ROC curve for characterizing machine learning performances. This is particularly due to the fact that in real-world problems misclassification costs are not known and thus, ROC curve and related metrics such as the Area Under ROC curve (AUC) can be a more meaningful performance measures. In this paper, we propose a quadratic programming bas...
two sensitive spectrophotometric methods are presented for the assay of repaglinide in bulkdrug and in formulations using methyl orange, as reagents. oxidant by reacting with a fixedamount of either methyl orange and measuring the absorbance at 485.2 nm (method-i) andmeasuring the absorbance at 618.9 nm (method-ii). developed method is based on the formationof extractable colored complex of dru...
Allogeneic hematopoietic stem cell transplantation (AHSCT) is a major method of treatmentfor different hematologic and congenital disease. Graft versus host disease (GvHD) is a lifethreateningadverse effect of AHSCT. Cyclosporine is the most important and common agentfor GvHD prophylaxis. Because of variable and unpredictable pharmacokinetics of cyclosporinethat produces...
The area under the ROC curve (AUC) has been widely used to measure ranking performance for binary classification tasks. AUC only employs the classifier’s scores to rank the test instances; thus, it ignores other valuable information conveyed by the scores, such as sensitivity to small differences in the score values. However, as such differences are inevitable across samples, ignoring them may ...
Gully erosion found to be typical erosion form in semiarid and arid landscape. Because of the importance of this phenomenon, various studies have been conducted around the world to assess gully erosion and its effects. The purpose of this research was accuracy assessment of gully erosion susceptibility maps using SVM and MARS models in the Shazand watershed. Acquiring information about the gull...
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