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2026-07-11STANDING: looped line abandoned (user directive) — cascade-only default; ↵Yuren Hao
looped = historical data for dynamics paper
2026-07-11Their VGG10 = 62.7M (computed from Table 6) > our 42.75M: largest-today is ↵Yuren Hao
theirs; their EP/BP wall-clock 6.7-12x vs our 3.2x recorded as solver differentiator
2026-07-11Ben draft 5: engages 2606.03584 directly (Eq.10==our objective; ↵Yuren Hao
AsymEP-reduces-to-vanilla answer; mod-PGD convergence; their beta one-liner -> our quantified SNR); claim rescoped to first-transformer-LM; hardware paragraph tied to their open question
2026-07-11CLAIM RESCOPE: Kerjan-Hoier-Scellier PCN-ImageNet (their Eq.10 == our ↵Yuren Hao
cascade energy; 1.0-1.5pp gap remains) — 'largest NN today' contested, use largest-transformer/first-LM/zero-gap; 1B+ unqualified
2026-07-11Ben draft 4: academic register (metaphors stripped per user style ↵Yuren Hao
correction); register-split rule recorded in style profile
2026-07-11Ben draft 3.1: closing paragraph = split-vs-merge strategic ask (our lean: ↵Yuren Hao
two papers, capstone at 'the broadest venue the result can carry' — Nature unspoken)
2026-07-11Ben draft 3: largest NN (not LM), no cascade internals, gap-vs-no-gap as ↵Yuren Hao
headline, 3B-Chinchilla/7-8B earn-the-conversation framing, analog-LM plan hook for Rain
2026-07-11Ben reply draft 2: news block (largest fully BP-free LM, parity, Muon ↵Yuren Hao
transfer) + measured cost table + calibration pilot + envelope questions
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
2026-07-11Component->analog-hardware map: full stack (forward path A.1-10, training ↵Yuren Hao
machinery B.11-17, cross-cutting physics C, demo scoping D) with reuse sources, feedback-path costs, tolerance status per item
2026-07-11Claim-verification dossier: largest-NN-without-BP — competitor autopsy ↵Yuren Hao
(optical DFA partial+BP-readout; EGGROLL from-scratch=tiny integer GRU; ES=finetune-only); claim holds at 42.75M with qualifier, unqualified at 1B+ Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-11Lock outreach headline (largest BP-free NN ever, analog-compatible) + reply ↵Yuren Hao
gating on stage1b+bf16
2026-07-11gitignore the token-bearing demo notebookYuren Hao
2026-07-10Queue: double-sided nudge after stage1b (0.22 = differential-measurement SNR ↵Yuren Hao
tax, escalation ladder recorded)
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
2026-07-10cos<0.96: flagship stays as control; bf1e3 continuation from s40000 queued ↵Yuren Hao
on farm -> endpoint quad EP-ctl/EP-lift/BPx2
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 8 sealed (Muon 3v3: BP 1.7098 / EP 1.7314); beta-floor dose-response ↵Yuren Hao
@25k: 3e-4/5e-4/1e-3 -> cos 0.984/0.989/0.994, stable at 1e-3; Stage-2 recipe = late floor ramp
2026-07-10Watch: late-epoch cos erosion = intrinsic late-training SNR decline; let it ↵Yuren Hao
run, BP twins are the measurement; floor-probe queued
2026-07-10RESULT 8 final: Muon generic (+0.13 both columns; BP+Muon 1.7020 vs EP+Muon ↵Yuren Hao
1.7254); Muon default from Stage-2; 3v3 fill launched
2026-07-10RESULT 9: wall-2 ELIMINATED by OLMo2 arch — epoch cleared 10-14k with zero ↵Yuren Hao
guard events (old arch: blowup@12100); cos-erosion watch armed
2026-07-10RESULT 8 prelim: Muon+beta_floor on EP = 1.7316 (-0.098 vs AdamW, n=1, zero ↵Yuren Hao
skips); retraction closed; BP+Muon control + s2 launched
2026-07-10RESULT 7: OLMo2 parity PASS (BP 1.8335 vs EP 1.8643, gap +0.031 within ↵Yuren Hao
metric noise); arch worth ~0.08 CE both columns; epoch auto-launched; Pascal unbanned (canaries green), farm running 2xBP epochs + Muon retest
2026-07-10RESULT 6 addendum: K8 also blew at 12600 -> wall-2 is true contractivity ↵Yuren Hao
crossing (K delays only); kretry demoted to mitigation; defense = OLMo2 arch > lr channel > damped-fb/jacreg
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
2026-07-10HW dossier: OLMo2-standard block analog audit (net win; no new ↵Yuren Hao
non-reciprocity; 3 new E-tier tolerance items)
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
2026-07-10RESULT 4: QK-norm validated parity-preserving (EP 1.8868 <= BP 1.9066); ↵Yuren Hao
qk_norm complements but does NOT replace beta-floor (sig_tok still grows); Stage 1 TinyStories epoch 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
2026-07-10RESULT 3: K4 depth-parity SEALED EP-favorable (EP 1.8907 <= BP 1.9192 @ ↵Yuren Hao
L12xC512); full-epoch generation run auto-launched (6.9h)
2026-07-10Add --cosine (warmup->cosine decay to 0.1x lr) to both cascade trainers for ↵Yuren Hao
full-epoch runs
2026-07-10CORRECTION: D1a did not die (misread mangled proc scan); originals completed ↵Yuren Hao
s1 1.9745/s2 2.0013/s3 2.1188 + muon 2.7515; beta-floor fix independently found on free GPU1 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-10RESULT 2: beta-floor confirmed as L12 depth fix (3e-4 holds cos=1.0 vs ↵Yuren Hao
control collapse 0.896); K4 3-seed verdict launched vs BP 1.9192 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
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
2026-07-09D1a autopsy + K-ladder diagnostic: parent-death (not nohup'd) killed 4 arms; ↵Yuren Hao
L12 cos-erosion signal; relaunched K3/K8/BPs3 nohup Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09notes refresh: plan status stamp (K1-K3 sealed, D-tier in flight), ↵Yuren Hao
ONBOARDING cascade-pivot section Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09FINDINGS: 2026-07-11 consolidated hardening entryYuren Hao
2026-07-09HW: cascade re-pricing under the reuse doctrine — depth becomes a memory ↵Yuren Hao
line-item (time-mux one trainable block), nudged duty drops ~50x, leash instrumentation deleted, SRAM-CIM alone suffices for Demo-1 (device fab optional) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09HW economics retraction: doctrine currency restored (COTS-stitch + FPGA + ↵Yuren Hao
UIUC collab, $5-20k Demo-1 BOM); optimizer state digital-side by design => Adam ~free, Muon unblocked at demo scale, choice is algorithmic Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09HW BoM correction: Lion/SGD ruled out for EP training (empirical, abl_lion2 ↵Yuren Hao
blew @600 + prior tests) — factored-Adam is the MANDATORY analog baseline, not premium tier 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
2026-07-09HW: optimizer BoM audit per cascade block — Adam analog-compatible via ↵Yuren Hao
factored-AGC (+2x memory, zero ADC), Muon priced out of analog (matrix-matrix NS + full-gradient ADC tax), Lion native baseline 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
2026-07-09FINDINGS: K3 sealed — matched-tuning parity n=3 (EP 2.0500+-0.015 vs BP ↵Yuren Hao
2.0530+-0.004), the three-act retraction arc documented Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09casc_eq_train: exact mode (dtop_every=1) now DEFAULT — bisection showed ↵Yuren Hao
the v7 dedup cost ~4% CE at tuned lr; fast mode kept as opt-in. K3 verdict: exact equilibrium-EP 2.0481 vs BP 2.053+-0.004 = matched-tuning PARITY Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09HW dossier: analog softmax/attention (12 verified claims) — Elfadel-Wyatt ↵Yuren Hao
1993 reciprocal 'entropic resistor' softmax (EP-composable, PAR escape realized), charge-domain KV gain-cells (Leroux 2025), the analog-training gap confirmed unclaimed; +-1% mismatch->+-1% softmax linear tolerance coeff Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09casc_eq_train v7: two algorithmic dedups — d_top refreshed every other ↵Yuren Hao
round (O(beta^2) error), last-rebuild graphs reused by the theta-readout (kills one full graphed chain per step); fp32 untouched for fair BP twinning Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
2026-07-09casc_eq_train v6: graph-reuse fb (rebuild graphs feed next round's vjps), ↵Yuren Hao
--compile flag, tok-sigma amortized every 25 steps — 2.23 -> 2.68 it/s on 1080 (3.28x BP) 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 19:58:06 +0000