exp010: update SWEEP.md

experiments/exp_010_component_potentials/SWEEP.md

@@ -1,5 +1,5 @@
 # exp_010 component potentials
-_auto 2026-06-12 22:59:58 — 19 arms_
+_auto 2026-06-12 23:06:53 — 20 arms_
 
 | family | arm | bpb | dev | rank | notes |
 |---|---|---|---|---|---|
@@ -21,4 +21,5 @@ _auto 2026-06-12 22:59:58 — 19 arms_
 | ctx | ctx_4x256 | 3.035 | +0.0094 | 3.93 | spread nan mixH nan |
 | ctx | ctx_512w | 3.074 | +0.0119 | 3.97 | spread nan mixH nan |
 | ctx | ctx_16x256 | 3.098 | +0.0081 | 3.90 | spread nan mixH nan |
+| headgeo | apxJ4 | 2.916 | +0.0115 | 3.95 | spread 86.89516243233045 mixH 0.954315735251195 |
 | headgeo | apxJ2 | 2.973 | +0.0118 | 3.95 | spread 87.52774040231118 mixH 0.985370384543516 |