Table 3 Effect of the new scoring: some of the main changes in specific bundles (average over teams).

From: Validate your white matter tractography algorithms with a reappraised ISMRM 2015 Tractography Challenge scoring system

Mean

Bundle

(L/R = left / right)

Tractometer 2015

(21 bundles)

Tractometer 2022

Difference

Nb submissions recovering the bundle

CP:

CA:

SCP L/R:

2

12

86 / 83

25

22

88 / 88

 + 23

 + 10

 + 2 / + 5

Others: Differences in less than 4 submissions

VS (Total number of streamlines recovered amongst all teams)

CP:

CA:

SCP L/R:

Cg L/R:

BPS L/R:

OR L:

2

64

38,193 / 23,607

278,422 / 238,027

322,645 / 520,016

49,883

172

2011

59,109 / 36,171

374,647 / 375,725

437,459 / 636,523

65,161

 + 8,500%

 + 3,400%

 + 55% / + 53%

 + 35% / + 58%

 + 36% / + 22%

 + 31%

Others: Less than 20% variation

OL (%)

BPS L/R:

OR L:

SCP L/R:

28.8 / 29.7

21.4

33.9 / 27.9

37.1 / 39.4

30.6

40.0 / 33.2

 + 8.3% / + 9.7%

 + 9.1%

 + 6 / + 5

Others: Less than 5% variation

ORgt (%)

SCP L/R:

SLF L/R:

ICP L/R:

CA:

ILF R:

26.1 / 18.8

50.4 / 57.3

37.8 / 25.1

0.7

41.8

44.3 / 31.2

49.0 / 47.5

45.5 / 30.5

7.7

54.0

 + 18.2 / + 12.4

-5.0 / -9.8

 + 7.7 / + 5.4

 + 6.9

 + 6.2

Others: Less than 5% variation

Dice / f1 (%)

BPS L/R:

OR L:

CA:

34 / 36

25

2

44 / 47

37

7

 + 10 / + 11

 + 12

 + 5

Others: Less than a 3% variation