Wookjin Choi

radiomics lung ct cancer deep learning radiotherapy pet radiation therapy fdg screening ai spiculation lung cancer computer-aided detection artificial intelligence head and neck pulmonary nodules radiation oncology esophagus toxicity segmentation variability delineation oar quantification diagnosis adc subtype prediction ce 4d-ct 4d-ct genetic programming cad heart pet/ct cardiac functional mrlinac organ-at-risk sbrt rild texture aggressive early detection pancreas physics journal club medical image analysis medical image proecessing image features multiphase liver ct contrast-enhanced pancreatic adenocarcinoma icip histology cavitation vae ae variational auto encoder auto encoder therapy radiation early prediction pretreatment pretx cardiotoxicity imaging biomarker functional imaging functional radiomics gtv adaptive radiotherapy mr guided adaptive rt mrgart survival delta-radiomics reproducibility dataset malignancy prediction lung nodule mrgrt physics appearance matching blob detection insects behavior object detection motion tracking readiotherapy dosimetric uncertainty hnc u-net probabilistic simulation realistic human lung-rads esophageal cancer area distortion spherical mapping histological interpretable svm competition robust astro2017 eposter adenocarcinoma ldct low-dose outcome prediction liver feature normal tissue radiation induced lung disease robustness review dect breathing signal cbct igrt radiothreapy hepatocellular carcinoma optimization mri 3d model magnetic resonance imaging statistical shape model knee voxel classification 3d block itk pulmonary nodule image processing computer aided detection