| { |
| "classes": { |
| "0": "background", |
| "1": "placental_vessel", |
| "2": "ablation_tool", |
| "3": "fetus" |
| }, |
| "encoding": "Single-channel PNG, PIL mode 'L', raw integer labels. Mutually exclusive. Verified exhaustively: all 2718 masks contain only values {0,1,2,3} -- no palette, no anti-aliasing strays.", |
| "colormap_rgb": { |
| "0": [ |
| 0, |
| 0, |
| 0 |
| ], |
| "1": [ |
| 255, |
| 0, |
| 0 |
| ], |
| "2": [ |
| 0, |
| 0, |
| 255 |
| ], |
| "3": [ |
| 0, |
| 255, |
| 0 |
| ] |
| }, |
| "colormap_source": "FetReg2021_segmentation_visualisation.py, shipped by the authors in the archive", |
| "centers": { |
| "I": "Fetal Medicine Unit, University College London Hospital, London, UK", |
| "II": "Department of Fetal and Perinatal Medicine, Istituto \"Giannina Gaslini\", Genoa, Italy", |
| "assignment": { |
| "Video001": "I", |
| "Video002": "I", |
| "Video003": "I", |
| "Video004": "II", |
| "Video005": "II", |
| "Video006": "II", |
| "Video007": "I", |
| "Video008": "I", |
| "Video009": "I", |
| "Video010": "II", |
| "Video011": "II", |
| "Video012": "II", |
| "Video013": "I", |
| "Video014": "I", |
| "Video015": "I", |
| "Video016": "II", |
| "Video017": "II", |
| "Video018": "II", |
| "Video019": "I", |
| "Video020": "I", |
| "Video022": "II", |
| "Video023": "II", |
| "Video024": "II", |
| "Video025": "I" |
| }, |
| "note": "From Figures 4 and 5 of the MedIA 2024 findings paper. Paper Table 2's Center column swaps Video018 (really II) and Video019 (really I); the FetoPlac overlap proves Video019 is UCLH independently." |
| }, |
| "occurrence_frame_measured": { |
| "Video001": { |
| "split": "train", |
| "labelled_frames": 152, |
| "vessel": 152, |
| "tool": 21, |
| "fetus": 11 |
| }, |
| "Video002": { |
| "split": "train", |
| "labelled_frames": 153, |
| "vessel": 153, |
| "tool": 35, |
| "fetus": 1 |
| }, |
| "Video003": { |
| "split": "train", |
| "labelled_frames": 117, |
| "vessel": 117, |
| "tool": 52, |
| "fetus": 32 |
| }, |
| "Video004": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 21, |
| "fetus": 18 |
| }, |
| "Video005": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 35, |
| "fetus": 30 |
| }, |
| "Video006": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 49, |
| "fetus": 4 |
| }, |
| "Video007": { |
| "split": "train", |
| "labelled_frames": 140, |
| "vessel": 140, |
| "tool": 30, |
| "fetus": 3 |
| }, |
| "Video008": { |
| "split": "train", |
| "labelled_frames": 110, |
| "vessel": 105, |
| "tool": 80, |
| "fetus": 34 |
| }, |
| "Video009": { |
| "split": "train", |
| "labelled_frames": 105, |
| "vessel": 104, |
| "tool": 40, |
| "fetus": 14 |
| }, |
| "Video011": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 7, |
| "fetus": 37 |
| }, |
| "Video013": { |
| "split": "train", |
| "labelled_frames": 124, |
| "vessel": 124, |
| "tool": 54, |
| "fetus": 21 |
| }, |
| "Video014": { |
| "split": "train", |
| "labelled_frames": 110, |
| "vessel": 110, |
| "tool": 54, |
| "fetus": 14 |
| }, |
| "Video016": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 16, |
| "fetus": 20 |
| }, |
| "Video017": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 97, |
| "tool": 20, |
| "fetus": 3 |
| }, |
| "Video018": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 26, |
| "fetus": 11 |
| }, |
| "Video019": { |
| "split": "train", |
| "labelled_frames": 149, |
| "vessel": 149, |
| "tool": 15, |
| "fetus": 31 |
| }, |
| "Video022": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 12, |
| "fetus": 1 |
| }, |
| "Video023": { |
| "split": "train", |
| "labelled_frames": 100, |
| "vessel": 92, |
| "tool": 14, |
| "fetus": 8 |
| }, |
| "Video010": { |
| "split": "test", |
| "labelled_frames": 100, |
| "vessel": 92, |
| "tool": 7, |
| "fetus": 28 |
| }, |
| "Video012": { |
| "split": "test", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 54, |
| "fetus": 0 |
| }, |
| "Video015": { |
| "split": "test", |
| "labelled_frames": 125, |
| "vessel": 124, |
| "tool": 83, |
| "fetus": 28 |
| }, |
| "Video020": { |
| "split": "test", |
| "labelled_frames": 123, |
| "vessel": 122, |
| "tool": 89, |
| "fetus": 13 |
| }, |
| "Video024": { |
| "split": "test", |
| "labelled_frames": 100, |
| "vessel": 100, |
| "tool": 15, |
| "fetus": 1 |
| }, |
| "Video025": { |
| "split": "test", |
| "labelled_frames": 110, |
| "vessel": 110, |
| "tool": 72, |
| "fetus": 13 |
| } |
| }, |
| "occurrence_note": "Number of labelled frames per video in which each class appears, measured from the actual masks. Paper Table 2's Occurrence(frame) column is row-shifted from Video020 downward -- its Video025 entry (648/320/83) is in fact the test-set column totals.", |
| "fetoplac_overlap": { |
| "description": "MedOtter/FetoPlac (Bano et al. MICCAI 2020) is a UCLH-only subset of these same TTTS procedures. Join key is the original video frame number embedded in both naming schemes.", |
| "video_to_fetoplac_subject": { |
| "Video001": "anon001", |
| "Video002": "anon002", |
| "Video003": "anon003", |
| "Video007": "anon005", |
| "Video019": "anon012" |
| }, |
| "containment": { |
| "Video001": "120/120", |
| "Video002": "101/101", |
| "Video003": "39/39", |
| "Video007": "88/88", |
| "Video019": "97/97" |
| }, |
| "not_in_fetreg": [ |
| "anon010" |
| ], |
| "warning": "All overlap is inside FetReg's TRAIN split. Do not benchmark FetoPlac against a model trained on FetReg train, and never split these procedures across train/test." |
| }, |
| "upstream_errata": { |
| "Video016_train_clip": { |
| "readme": 493, |
| "actual": 593 |
| }, |
| "Video025_test_labelled": { |
| "readme": 100, |
| "actual": 110 |
| }, |
| "Video025_test_clip": { |
| "readme_and_table2": 272, |
| "actual": 292 |
| }, |
| "test_clip_total": { |
| "paper": 2205, |
| "actual": 2225 |
| }, |
| "grand_total_frames": { |
| "paper": 9616, |
| "actual": 9636 |
| } |
| } |
| } |
