Connectome OS — Tier-1 fly-brain demonstrator + 30 measurement-driven discoveries + live UI#371

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research/connectome-ruvector

Commits on Apr 22, 2026

research(connectome): initial 8-doc deep-dive on RuVector as embodied connectome substrate

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feat(examples): connectome-fly SOTA example + ADR-154

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feat(examples): connectome-fly SOTA closure — SIMD + GPU + AC-3 split + honest baselines

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docs(connectome-fly): align ADR-154 + README with shipped state

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bench(connectome-fly): measure SIMD saturated-regime speedup — 1.013×, honest diagnosis

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feat(connectome-fly): sparse-Fiedler observer path for N > 1024

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feat(connectome-fly): FlyWire v783 ingest module + fixture tests

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feat(connectome-fly): Opt D — delay-sorted CSR for saturated-regime speedup

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merge: feat/connectome-flywire-ingest — FlyWire v783 ingest module

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merge: feat/observer-sparse-fiedler — sparse Fiedler detector for N > 1024

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merge: feat/lif-delay-sorted-csr — Opt D delay-sorted CSR (1.0× saturated full-bench, 1.5× kernel-only)

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docs(connectome-fly): consolidate 3-agent swarm — FlyWire + sparse-Fiedler + delay-CSR

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bench(connectome-fly): measured — sparse-Fiedler threshold drop is a 3× regression, NOT a win

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feat(observer): adaptive detect cadence — first ≥ 2× saturated-regime win (4.29×)

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feat(connectome-fly): streaming FlyWire loader + degree-stratified null + Opt D paired bench

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feat(observer): incremental Fiedler accumulator — ADR-154 §16 lever 3

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feat(observer): Lanczos-with-full-reorthog for sparse Fiedler at path-like topologies

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feat(connectome-fly): DiskANN/Vamana motif index — AC-2 target

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merge: feat/observer-incremental-fiedler — incremental Fiedler accumulator (ADR-154 §16 lever 3)

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merge: feat/observer-lanczos-fiedler — Lanczos sparse Fiedler for path topologies
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merge: feat/analysis-diskann-motif — Vamana motif index for AC-2

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Revert "merge: feat/observer-lanczos-fiedler — Lanczos sparse Fiedler for path topologies"
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Revert "merge: feat/analysis-diskann-motif — Vamana motif index for AC-2"
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Revert "merge: feat/observer-incremental-fiedler — incremental Fiedler accumulator (ADR-154 §16 lever 3)"
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docs(adr-154): §13 follow-up roll-up + §17 nine-discovery table

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docs(adr-154): 10th measurement-driven discovery — SDPA encoder is protocol-blind

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feat(analysis): multi-level Louvain baseline — 11th discovery (over-merges without Leiden's refinement)

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docs: name the project — Connectome OS

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feat(analysis): rate-histogram motif encoder + A/B vs SDPA — ADR-154 §17 item 10 follow-up

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merge: feat/analysis-rate-encoder — 12th discovery: encoder axis ruled out

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docs(adr-154): §17 discovery #12 — encoder axis empirically ruled out for AC-2

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feat(analysis): raster-regime labels test — 13th discovery, labels axis ruled out for AC-2

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feat(analysis): Leiden refinement phase — ADR-154 §13 Leiden-pairing

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feat(connectome-fly): Part-3 exotic-application scaffolding — embodiment + lesion + audit

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merge: feat/analysis-leiden — Leiden refinement phase delivers perfect ARI on planted SBMs

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feat(lif): canonical in-bucket ordering + cross-path determinism envelope (§15.1)

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Commits on Apr 23, 2026

bench(connectome-fly): post-sort median = 1.67s (+6.4%) — honest record, over budget

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perf(lif): lazy-skip length-1 buckets in drain_due — measured null at saturation, kept as hygiene

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docs(adr-154 §14): two new risk-register rows from this iteration's findings

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feat(analysis): CPM-Leiden first cut — null at scale, 16th discovery documented

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feat(leiden): weight-normalized CPM — ARI=1.000 planted SBM, 17th discovery (3rd win)

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test(leiden-cpm): full-partition ARI — CPM at γ=2 scores 0.393 vs 0.107 modularity (3.7× win)

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test(leiden-cpm): fine-γ sweep refines peak to ARI=0.425 @ γ∈{2.25, 2.5}

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test(ac-3a): wire full-partition ARI — greedy beats Leiden, discovery #20

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test(leiden-cpm): seed-sweep reproducibility — CPM wins 5/5 at mean 3.98× (discovery #21)

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feat(analysis): CPM N-scaling sweep — 22nd discovery, 4× headline is N-specific

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feat(analysis): per-scale γ peak sweep — 23rd discovery, N=512 beats N=1024

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feat(analysis): smaller-N + fine-γ sweep — 24th discovery, new ceiling 0.549 @ N=512

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feat(analysis): CPM-specific refinement tested and ruled out — 25th discovery

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feat(ui): Vite + three.js scaffold for Connectome OS demo UI

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fix(ui): THREE-not-defined + favicon 404

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feat(analysis): N=512 module-count sweep — 26th discovery, 0.599 new ceiling

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feat(ui): real Rust backend streaming live LIF data to browser (SSE)

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feat(analysis): cross-scale constant-density sweep — 27th discovery

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feat(analysis): hub-fraction + density sweeps at N=1024 — 28th & 29th discovery

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feat(analysis): fine 2-D grid at N=512 — 30th discovery, new best 0.671

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feat(ui_server): FlyWire v783 TSV substrate + smoke-tested end-to-end

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feat(flywire): Princeton CSV loader + live 115k-neuron fly brain

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feat(ui): VITE_BASE env var for GitHub Pages deploy

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feat(ui): welcome modal with intro, 3-card tutorial, and GitHub link

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fix(ui): welcome modal opens on every page load

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feat(ui): mock simulator fallback when the Rust backend is offline

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feat(ui): dedicated fly simulation view (data-view="fly-sim")

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Commits on May 23, 2026

fix(security): imageproc 0.26, NaN panic hardening, audit.toml cleanup (#505)
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