Every number, and where it came from

LabelsCompleted, valid calls recorded by the labeling pool

27,906

Touches labeledDistinct saber touches carrying at least one label

23,752

Labels in the quality setTop two confidence levels, or reviewed by the referee panel

27,668

Touches in the quality setThe distinct touches those labels cover

23,529

Touches seen by two or more peopleCounting the validation panel. About a quarter of the set

5,993

LabelersPeople with at least one completed, valid label

31

International referees labelingA subset of the labelers above

7

Validation panel4 of them international referees

5

Touches re-judged by the panelLow-confidence calls, reviewed blind to the original

3,258

Winner accuracyAll two-light calls, held-out phone footage

77.1%

Winner accuracy, high confidenceThe top 25% of calls by model confidence

95%

Pose keypoint accuracyHeld-out competition footage, blade included

94.03%

Labels the model trained onA snapshot of the quality set, not the live count above

25,224

Action recall, by action

How often the model names the action correctly. Not winner accuracy

Attack vs. counterattackStrongest, and the most common two-light situation

83.8%

RepriseSolid

64.1%

Attack in preparationMiddling

53.5%

Parry-riposteThe weakest common call we make, and we publish it

47.6%

Attack noUnder-called, and the least represented of the five in training

29.0%

Two panelists agree on the winnerAny two panelists, any touch, judged blind

74.9%

Two panelists agree on the actionNaming the action is harder than picking the winner

56.6%

Two international referees agreeThree people, three pairs. Inside the noise

70.3%

Touches where all agreed on the winnerAll 10 panelists

37 / 100

Touches where all agreed on the actionAll 10 panelists

12 / 100

Touches split three waysLeft, right and no-touch all called on one exchange

9 / 100

Calls flagged as arguableBy the panelist who made them

2.5%

Phase A is running now: 800 touches, with the panel escalating automatically when the first three disagree. These figures change when it lands.