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Lung250M-4B

Chest CT of one patient, inspiration and expiration or baseline and follow-up, with manual landmarks (Lung250M-4B validation pairs).

12 test pairslungsame patientfixed CT, moving CTdelivered alignedresearch only
Read before comparing (2)
  • Truth. The dataset's manual landmarks, 100 a pair. The masks are the dataset's lung masks.
  • Overlap. Pairs 114 to 123 are the scans of L2R_NLST's ten validation pairs, here on another grid and with manual landmarks instead of automatic keypoints.

No method has a result on every pair of this dataset yet.

AccuracySmoothnessCost
#MethodTRE mmChangerTRESDlogJFolds %Time sRAM GBGPU GBImages
No registration13.11 ±2.960.0282 ±0.00690.0000.00

TRE: distance between matching landmarks. rTRE: the TRE over the length of the image's diagonal, to compare datasets of other sizes and units. SDlogJ: how irregular the deformation is, 0 is perfectly smooth. Folds: share of the image where the deformation folds over itself.

Pair by pair

Click a score to look at that result: the fixed image, and over it the moving image after registration, with the annotations. Underlined scores have their image; for the others you see the pair without the result. A green cell gained against no registration on that pair, a red one lost.

About the data

Test pairs
The 12 validation pairs with manual landmarks that no other dataset here holds, two from TCIA-Ventilation and ten from TCIA-NLST. Of the 27 pairs with manual landmarks, 054 to 056 are L2R_LungCT's validation pairs, and 002, 008 (EMPIRE10) and 104 to 113 (DIR-Lab COPDgene) come without their images. The 3 development cases are training pairs, whose correspondences are automatic.
Truth
landmarks by experts the dataset's manual landmarks, 100 a pair
Licence
CC BY 4.0, except its EMPIRE10 and DIR-Lab COPDgene cases
3 pairs for tuning, never tested

case_012, case_013, case_014