Commit Graph

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Author SHA1 Message Date
ruv 2a58fe478b docs(research): three-tier Rust node design + 2026-Q2 SOTA survey + decision tree
Three exploratory research documents under docs/research/:

- architecture/three-tier-rust-node.md (3,382 words) — exploration of a
  dual-ESP32-S3 + Pi Zero 2W node architecture with BQ24074 power-path,
  ESP-WIFI-MESH + LoRa fallback + QUIC backhaul, and an esp-hal/Embassy
  vs esp-idf-svc Rust toolchain split. Status: Exploratory — not adopted.

- sota/2026-Q2-rf-sensing-and-edge-rust.md (3,757 words) — twelve-section
  state-of-the-art survey covering WiFi CSI through-wall pose, IEEE 802.11bf
  (ratified 2025-09-26), edge ML on ESP32-class hardware, embedded Rust
  ecosystem maturity (esp-hal 1.x, esp-radio rename, embassy-executor
  ISR-safety on esp-idf-svc), LoRa for sensor mesh fallback, QUIC for IoT
  backhaul, solar power-path management beyond BQ24074, mesh routing
  alternatives, and Pi Zero 2W secure-boot reality.

- architecture/decision-tree.md (1,461 words) — Mermaid decision tree
  mapping each load-bearing decision in the three-tier proposal to its
  dependencies, evidence-for-yes/no, and prospective ADR slot.

No production code, firmware, or ADRs touched. Research-only.

Co-Authored-By: claude-flow <ruv@ruv.net>
2026-04-25 20:41:14 -04:00
ruv a4bd2308b7 feat: ADR-069 ESP32 CSI → Cognitum Seed RVF pipeline (v0.5.4-esp32)
Hardware-validated pipeline connecting ESP32-S3 CSI sensing to Cognitum
Seed (Pi Zero 2 W) edge intelligence appliance via 8-dim feature vectors.

Firmware:
- New 48-byte feature vector packet (magic 0xC5110003) at 1 Hz with
  normalized presence, motion, breathing, heart rate, phase variance,
  person count, fall detection, and RSSI
- Compressed frame magic reassigned 0xC5110003 → 0xC5110005
- Guard against uninitialized s_top_k read when count=0

Bridge (scripts/seed_csi_bridge.py):
- UDP→HTTPS ingest with bearer token, hash-based vector IDs
- --validate (kNN), --stats, --compact, --allowed-sources modes
- NaN/inf rejection, retry logic, SEED_TOKEN env var support

Validated on live hardware:
- 941 vectors ingested, 100% kNN exact match
- Witness chain SHA-256 verified (1,325 entries)
- 1,463 Rust tests passed, Python proof VERDICT: PASS

Research: 26 docs covering Arena Physica, Maxwell's equations in WiFi
sensing, SOTA survey 2025-2026, GOAP implementation plan

Security: removed hardcoded credentials, added NVS patterns to
.gitignore, source IP filtering, NaN validation

Co-Authored-By: claude-flow <ruv@ruv.net>
2026-04-02 19:32:18 -04:00