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Simultaneous truth and performance level estimation (STAPLE): an algorithm for the validation of image segmentation
Characterizing the performance of image segmentation approaches has been a persistent challenge. Performance analysis is important since segmentation algorithms often have limited accuracy andExpand
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Statistical validation of image segmentation quality based on a spatial overlap index.
RATIONALE AND OBJECTIVES To examine a statistical validation method based on the spatial overlap between two sets of segmentations of the same anatomy. MATERIALS AND METHODS The Dice similarityExpand
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Receiver-Operating Characteristic Analysis for Evaluating Diagnostic Tests and Predictive Models
Receiver-operating characteristic (ROC) analysis was originally developed during World War II to analyze classification accuracy in differentiating signal from noise in radar detection.1 Recently,Expand
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Correlation and simple linear regression.
In this tutorial article, the concepts of correlation and regression are reviewed and demonstrated. The authors review and compare two correlation coefficients, the Pearson correlation coefficientExpand
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Etiology of spontaneous perirenal hemorrhage: a meta-analysis.
PURPOSE We determine the most common etiology of spontaneous perirenal hemorrhage. MATERIALS AND METHODS A MEDLINE search of the English language literature from 1985 to 1999 revealed 47Expand
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Detection of prostate cancer by integration of line-scan diffusion, T2-mapping and T2-weighted magnetic resonance imaging; a multichannel statistical classifier.
A multichannel statistical classifier for detecting prostate cancer was developed and validated by combining information from three different magnetic resonance (MR) methodologies: T2-weighted,Expand
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CT fluoroscopy-guided abdominal interventions: techniques, results, and radiation exposure.
PURPOSE To evaluate the benefits of computed tomographic (CT) fluoroscopy-guided interventions and assess radiation exposures incurred with CT fluoroscopy. MATERIALS AND METHODS A 6-month period ofExpand
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Staging of advanced ovarian cancer: comparison of imaging modalities--report from the Radiological Diagnostic Oncology Group.
PURPOSE To compare ultrasonography (US), magnetic resonance (MR) imaging, and computed tomography (CT) for diagnosing and staging advanced ovarian cancer. MATERIALS AND METHODS US, CT, and MRExpand
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Functional MRI of auditory verbal working memory: long-term reproducibility analysis
Although functional MRI (fMRI) has shown to be a tool with great potential to study the normal and diseased human brain, the large variability in the detected hemodynamic responses across sessionsExpand
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