Actor

Player_001

Lichess · actor model v0.7

Decision Volume
12,482
Error Rate
8.2%
Calibration (ECE)
0.041
Drift
0.012
vs. 6-week baseline

Actor Signal Contribution

case vs. case + actor
Case Only Accuracy
71%
Case + Actor
79%
Actor Lift
+8%
grey = case-only · teal = actor-conditioned lift

Reliability Curve

confidence → observed
confidence →

Drift Over Time

ECE / week
W1W2W3W4W5W6

Top Error Patterns

Tactical blunders in time pressure (<30s)42%
Endgame conversion under material parity27%
Opening deviation week 4+18%

Recent Decisions

event_iddecisiontruthoutcome
evt_8813_19Qh4Be7miss
evt_8814_22Rxd1Rxd1match
evt_8815_14Nf6Nf6match