TotalSeg Organs (Dataset291) — 25-class CT segmentation

TotalSegmentator v2.3 head/neck submodel. 24 fg classes: spleen, L/R kidney, gallbladder, liver, stomach, pancreas, L/R adrenal, 5 lung lobes, esophagus, trachea, thyroid, small bowel, duodenum, colon, bladder, prostate, L/R kidney cyst. Apache-2.0. thyroid + cricoid cartilage, hyoid, L/R zygomatic arch, L/R styloid process, L/R internal carotid artery, L/R internal jugular vein. Apache-2.0 weights. Patch [96,160,160] @ [1.0, 0.75, 0.75] mm, cubic B-spline resample, NibabelIOWithReorient, CTNormalization. Phase B verified 100.0000% argmax voxel-equal vs Python predict_from_files (cta_brain trivial-bg case).