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Diffstat (limited to 'docs/campaign/CASCADE_ABLATION_PLAN.md')
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diff --git a/docs/campaign/CASCADE_ABLATION_PLAN.md b/docs/campaign/CASCADE_ABLATION_PLAN.md index 277ebf1..5c4b25c 100644 --- a/docs/campaign/CASCADE_ABLATION_PLAN.md +++ b/docs/campaign/CASCADE_ABLATION_PLAN.md @@ -568,6 +568,23 @@ direction), not training-under-fault; wave-2 = co-training with faults injected +### RESULT 66 (2026-07-28): THE HEAD IS THROTTLED TO 60% — user's equivalent-LR hypothesis +CONFIRMED and localized to ONE matrix; symmetrization/precision/depth all irrelevant to it. +Displacement micro-probe (600 steps from s250000, ||dW||/||W|| per family): every family +IDENTICAL EP-vs-BP (ratio 1.00-1.02) EXCEPT W_out: EP 0.0068 vs BP 0.0114 = 60%. Muon-managed +blocks are magnitude-immune (msign); W_out lives on the Adam island where step ~ m/sqrt(v) — +the EP head-read's per-coordinate temporal coherence is lower, v inflates ~2.8x, Adam throttles +the loss-facing matrix by 40%. Explains R44 (gap lives head-side), the anneal freeze (head +can't track features), and width-scaling (louder states -> stronger throttle). +BATTERY 1 (all closed ~0% of the 0.0685 leak): centered 0%, fp32 +3%, K8 (arm died, rerun +pending) — the throttle source is INVARIANT to estimator symmetry, precision, and relax depth: +it is the shared structure of the EP W_out read, not removable noise. (cos flat 0.986-0.988 +through the losing segment; EP gn 0.15, clip never fires — user's checklist all measured.) +FA-argument (user): static direction quality exonerated a priori — FA learns at cos 0.3. +BATTERY 2 IN FLIGHT: leak_headmix (--bpmix head = the head's share of the leak, diagnostic +ceiling), leak_hlr17 / leak_hlr25 (--head_lr_mult, the zero-cost compensation candidate). +If hlr claws back what headmix shows, the width fix is ONE hyperparameter. + ### RESULT 65 (2026-07-28): THE LEAK INSTRUMENT WORKS — first reading +0.0685/6k at the SAME state (20x the trajectory-averaged rate: front-loaded/self-adapting), screening battery 1 in flight. Paired 6k segments from fw135m_bsign_s250000: BP tail val_mean 3.4982 vs EP-plain |