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2026-07-18RESULT 48b: ↵Yuren Hao
一般化BBP(amp+测谱,免结构假设)=R>1处处成立到1e-4,EP附加噪声低于信号5-50×;数字域下界非检测相变(bf16=位移舍入悬崖非噪声bulk);单步检测瓶颈=batch噪声(与BP共享);真相变在模拟读出/量化域,qb6 β-buyback即穿边证据 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-18RESULT 47+48: ↵Yuren Hao
涨的量=blocks8-11单模态增益(ρ复刻探针,两血统同构型90%质量,plain 205-210k过1,cent全程平)+b8 logit跑飞70→94; BBP审计=fp32模拟器无加性下界(a=0,overlap 1.000@3e-4)→BBP是硬件设计方程; 三探针入库 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-18RESULT 43+44: crown-3 ↵Yuren Hao
死因=cap硬底钉在塌落天花板之上(变相wall-2); endgame A/B平局(3.4245/3.4244)估计器无罪; bpmix定位gap全在上半blocks(77%)attn/ffn均分,底半=0; --cap_floor补丁+fw72m_plain_nf无硬底190k重放在飞 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-18--bpmix: gap-source ablation (overwrite EP grads with true BP grads per ↵Yuren Hao
module group); 5-arm endgame ablation chained after A/B Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-17hw_sim: circuit-as-code workflow stood up (PySpice/ngspice/skidl); cell_v0 ↵Yuren Hao
— 64-branch settle 1.14us (<=3us gate PASS), two-phase offset rejection x376; sync_wandb follow mode Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-17RESULT 38: 2D update-field analysis — localized curl blob at beta=1e-2 ↵Yuren Hao
(conservative near basins), EP/BP different-basin equal-depth (barrier 8.25); fieldviz.py Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-17--beta_sync: synchronous acceptance (this-step relax telemetry gates the ↵Yuren Hao
commit; reject -> halve beta, retry same batch; failed trial doubles as ceiling measurement for the ride cap) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-17ride-v2 (b)/(c) flag-gated (--ride_ema/--ride_cool, default off); isolation ↵Yuren Hao
probe design: control|a|a+b|a+c|a+d|full at 72M mid-stage Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-17ride-v2: (a) floor-jump cap continuity (the 0.09 bug), (b) rho-EMA ↵Yuren Hao
decisions, (c) 200-step post-attack cooldown, (d) adaptive drift ceiling (--drift_adapt); smoke: continuous beta across floor jump Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-17save final ckpt at last step (fixed-eval protocol); fw72m_ride crown-3 ↵Yuren Hao
launched (plain+ride governor); ride/BP seed campaign on GPU0 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-16Deck finalized: both verdicts sealed (C512 zero-gap, 72M gap 0.043), ↵Yuren Hao
decoupling twist, K-saturation + quant-matrix rows; window fig cent line SEALED Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-16--beta_ride ceiling-riding governor (two-sided bcap: climb in calm, attack ↵Yuren Hao
near threshold); smoke: 3e-3 -> 2.4e-2 hover at ride cap, rho calm at 42M tail Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-16RESULT 29: qcomp8 tax-free (+0.0018) = T64 8-bit compute green light; ↵Yuren Hao
--centmirror ships (cos 1.000000000, 1.72x -> 1.39x) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-16Stage-0 BP mirror arms: qup/qcomp flags in casc_bp_train; bp_qctl + 6 quant ↵Yuren Hao
arms chained after qcomp (decision metric = Delta_EP vs Delta_BP) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-16Stage-0 gate #1b: --qcomp_bits (compute on DAC-grid weights, fp32 master = ↵Yuren Hao
T64 word-streaming / shadow accumulation); qcomp8/6/4 launched Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-15Stage-0 gate #1: --qup_bits (absolute-grid stochastic-rounding weight ↵Yuren Hao
quantization = finite analog cell levels); qup8/qup6/qup10 arms launched on GPU0 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-15ERRATUM RESULT 21: original best 3.7117 was @104.8k not @185k — 90k-step ↵Yuren Hao
wall-1 plateau before the wall-2 blow; figure + deck rebuilt Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-15assets/: organize into decks|figs|hw|refs|misc; scripts + gitignore repointedYuren Hao
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-15Alexi primer deck: 10 slides (arch op-by-op, EP phases, ↵Yuren Hao
schedule/parallelism, 72M blowup from real logs, loop-gain + beta-window hypotheses, diagnostics table, in-flight outcomes, $50k ladder) + figure scripts Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-15centfast (doubled-batch +/-beta centered, cos 1.000000000 vs sequential, ↵Yuren Hao
DDP-verified) + est_late/est_late_at (tail-only centered); quiet bench: 1.72x -> 1.64x, est_late@80% -> ~1.13x amortized Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-15RESULT 25: bias decomposition probe — 100% between-block transmission ↵Yuren Hao
(TRANS=EP 0.9987, ANCHOR=1.0000, K1=BP exactly, K3=K8 saturated) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14sync: add stage1b_bp_muon (42M BP twin) to TS project + report runsetYuren Hao
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14sync: negative-cos regex fix, f3e3cont log mapping, SYNC_ID_SUFFIX; full ↵Yuren Hao
inventory verified green Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14RESULT 21: crown sealed — 72.11M x 1.44B tokens fully BP-free (largest to ↵Yuren Hao
date), gen gate passed on FineWeb; casc_gen data-aware Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14wandb reorganized: per-regime team projects (ept-tinystories-42m / ↵Yuren Hao
ept-fineweb-72m), auto project routing in trainers, split replay + reports Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14wandb -> team entity eqprop-llm-training (trainers + full-history replay script)Yuren Hao
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14bcap v2: absolute-scale gate on rho meter (fixes v1 noise-floor starvation), ↵Yuren Hao
gentler attack 0.85/floor 0.05; crown c2 relaunched from s215000 with cap armed Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14beta-cap-by-loop-gain controller (--beta_cap_rho): rho^ meter from sweep ↵Yuren Hao
residuals, cap OVERRIDES floor near the wall; smoke passed Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-14Adaptive relax (--relax_tol): sweep-to-tolerance + rho-triggered geta ↵Yuren Hao
backtracking + final full-step graphed round (E-read identity fix: mixing leaked iteration residual into E, gn 1e5); kuse telemetry; paired smoke at wall ckpt: adaptive cos 0.771 vs legacy 0.754 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-13Estimator arms machinery: --est centered/richardson (two-pass, O(b^2) bias), ↵Yuren Hao
--muon_mom/--adam_b1 knobs; smoke passed (resume+centered cos 0.998) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-13Fix swallowed --wandb_run arg (replace-comment bug); wandb default-on intactYuren Hao
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-13wandb ON by default in both trainers (project ept-cascade); BP twin gains ↵Yuren Hao
--amp; fw72m_bp launched GPU1 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-13fw72m crown run launched (NCCL DDP prod), exact resume (opt state), RESULT ↵Yuren Hao
17, shuffle+prep scripts Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-13Manual DDP for cascade-EP: guard-synced (drift/kretry via global max, gn on ↵Yuren Hao
reduced grads), sigma broadcast, per-rank data RNG, None-preserving flat all-reduce, bitwise param sync-check, grad-equivalence test PASSED (cos 0.999999999 vs single-GPU big batch) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-13Stage-2 data pipeline: FineWeb-Edu sample-10BT -> 32k BPE -> bins; --data ↵Yuren Hao
flag on both trainers Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-12bf16 mixed-precision (--amp): gate PASSED (cos 0.9682 vs fp32 0.9687), ↵Yuren Hao
trainer flag + 3-seed 4k A/B launched Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-12E-tier wave-1 ledger (RESULT 14 + HW map rows) + cost model v2 recalibrated ↵Yuren Hao
on measured H200 datapoint Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-12RESULT 13: bsign neutral at 4k (1.7382 vs 1.7314); 42M gap-chasing closed at ↵Yuren Hao
noise floor; pivot to Stage-2 pipeline + E-tier
2026-07-11RESULT 11: stage1b sealed (gap 0.050); beta ceiling unfound (3e-3 -> cos ↵Yuren Hao
0.9974); K exonerated on OLMo2; bf16 naive-cast dead at any beta (TF32 stays cost baseline); f3e3 CE-endpoint cont launched Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-10RESULT 10: epoch endpoints (BP 1.2509/1.2750 vs EP 1.4802, +0.22 erosion ↵Yuren Hao
cost); GENERATION GATE PASSED (casc_gen.py, coherent stories, no-backprop 42.75M); stage1b improved-recipe pair launched (Muon cosine via build_hybrid) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-10Sustained dose-response sealed (3e-4/5e-4/1e-3 -> 0.975/0.983/0.990); ship ↵Yuren Hao
--bf_late floor ramp; next-run recipe locked (OLMo2+Muon+late-ramp)
2026-07-10RESULT 6: wall-2 = EP-specific marginal under-convergence at the ↵Yuren Hao
contractivity edge (A skips16/B skips2/C skips1/D-BP clean); ship --kretry (retry marginal batches at K=kmax); launch OLMo2 parity matrix with parity-gated epoch autolaunch Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-10OLMo2-standard architecture (user directive): norm-after-sublayer RMSNorm ↵Yuren Hao
blocks, full-width QK-norm, RoPE(500k), SwiGLU, no-bias, untied head, final RMSNorm, 0.02 init, grouped wd, optional z-loss (plumbed through nudge+readout+gate for EP exactness); EP smoke 42.75M cos=1.0000 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-10AUDIT: retract confounded Muon verdict; tone down parity claims (n=3, ↵Yuren Hao
best-of-noisy-val); scope depth-tax claim to 4k horizon; guard-split skip telemetry (skd/skg); add BP control arm diag_D_bp (+--resume in BP trainer); record resume confounds Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-10Stage-1 epoch blowup @12100: sig story REFUTED (only +8%, cos fine till ↵Yuren Hao
after); leading indicator=drift-guard skips -> contractivity bifurcation in nudged relaxation (cascade Hopf wall); add resume/sig0/final_ln; A/B/C diagnostic launched
2026-07-10QK-norm: replace nn.MHA with explicit SDPA attn + --qk_norm (OLMo2-style, ↵Yuren Hao
analog-friendly); cancel epoch, insert 8-run qk validation, stage roadmap TinyStories-epoch->FineWeb-Edu->OLMo2
2026-07-10Add --cosine (warmup->cosine decay to 0.1x lr) to both cascade trainers for ↵Yuren Hao
full-epoch runs
2026-07-10K refuted as L12 lever (cos K-invariant K3==K8); BP 3-seed sealed 1.919; ↵Yuren Hao
mechanism = finite-beta SNR collapse; add --beta_floor/--beta_fixed + launch floor sweep Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09BP-free formal audit (5.6-sol): EP update verified local (108 bitwise ↵Yuren Hao
zero-influence checks); fixes — gate_every<=0 = true off switch, governor reaction now opt-in (--gate_govern, default observe-only), dFdtheta restored as self-sealing invariant-test surface; test_bp_free.py 4/4 green Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09A0.4 precision gate (TF32 harmless cos 0.9946==fp32; pure-bf16 cos 0.9427) + ↵Yuren Hao
Muon hybrid optimizer (--opt muon) wired into both trainers; D1a flagship matrix launched (L12xC512, 3xBP + 3xEP + Muon arms) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
generated by cgit v1.2.3 (git 2.25.1) at 2026-08-18 15:14:57 +0000