- Add activation clamping [-10, 10] in TCN forward pass to prevent NaN
from real CSI amplitude ranges after normalization
- Add safe sigmoid with input clamping [-20, 20]
- Add scripts/record-csi-udp.py: lightweight ESP32 CSI UDP recorder
Validated on real paired data (345 samples):
ESP32 CSI: 7,000 frames at 23fps from COM8
Mac camera: 6,470 frames at 22fps via MediaPipe
PCK@20: 92.8% | Eval loss: 0.083 | Bone loss: 0.008
Co-Authored-By: claude-flow <ruv@ruv.net>
Add --scale flag with 4 presets for dataset-appropriate sizing:
lite: ~190K params, 2 TCN blocks k=3 (trains in seconds)
small: ~200K params, 4 TCN blocks k=5 (trains in minutes)
medium: ~800K params, 4 TCN blocks k=7 (trains in ~15 min)
full: ~7.7M params, 4 TCN blocks k=7 (trains in hours)
Refactored model to use dynamic TCN block count, kernel size,
channel widths, hidden dim, and SPSA perturbation count — all
driven by the scale preset. Default is 'lite' for fast iteration.
Validated: lite model completes 30 epochs on 265 samples in ~2 min
on Windows CPU (vs stuck at epoch 1 with full model).
Scale up with: --scale small|medium|full as dataset grows.
Co-Authored-By: claude-flow <ruv@ruv.net>
- ADR-079: strip SSH user/IP from optimization description
- mac-mini-train.sh: replace hardcoded IP with env var WINDOWS_HOST
Co-Authored-By: claude-flow <ruv@ruv.net>
Add 4 ruvector-inspired optimizations to the training pipeline:
- O6: Subcarrier selection (ruvector-solver) — variance-based top-K
selection reduces 128→56 subcarriers (56% input reduction)
- O7: Attention-weighted subcarriers (ruvector-attention) — motion-
correlated weighting amplifies informative channels
- O8: Stoer-Wagner min-cut person separation (ruvector-mincut) —
identifies person-specific subcarrier clusters via correlation
graph partitioning for multi-person training
- O9: Multi-SPSA gradient estimation — K=3 perturbations per step
reduces gradient variance by sqrt(3) vs single SPSA
Also fixes data loader to accept both `kp`/`keypoints` field names
and flat CSI arrays with `csi_shape`, and scalar `conf` values.
Co-Authored-By: claude-flow <ruv@ruv.net>
JSON.stringify fails on 1M+ triplets. Training succeeded (33.3%
improvement) but export crashed. Now skips export when >100K triplets.
Co-Authored-By: claude-flow <ruv@ruv.net>
Windows firewall blocks UDP on 0.0.0.0 — must bind to specific WiFi IP.
- seed_csi_bridge.py: --bind-addr auto (auto-detects WiFi IP)
- rf-scan.js: --bind <ip> option (default 0.0.0.0, use 192.168.1.x on Windows)
Confirmed: 195 frames received from both ESP32 nodes with --bind 192.168.1.20
Co-Authored-By: claude-flow <ruv@ruv.net>
Stoer-Wagner min-cut on subcarrier correlation graph replaces broken
threshold-based person counting (was always 4, now correct).
Validated: 24/24 windows correctly report 1 person on test data
where old firmware reported 4. Pure JS, <5ms per window.
- mincut-person-counter.js: live UDP + JSONL replay, overrides vitals
- csi-graph-visualizer.js: ASCII spectrum + correlation heatmap
- ADR-075: algorithm, comparison, migration path
Co-Authored-By: claude-flow <ruv@ruv.net>
128→64→8 SNN with STDP online learning — adapts to room in <30s
without labels. Event-driven: 16-160x less compute than FC encoder.
- snn-csi-processor.js: live UDP with ASCII visualization, EWMA
- ADR-073 updated with SNN integration for multi-channel fusion
- Fixed magic number parsing to use ADR-018 format (0xC5110001)
Co-Authored-By: claude-flow <ruv@ruv.net>
Clone, copy data via Tailscale, train, benchmark, sync results,
publish to HuggingFace — all automated for M4 Pro hardware.
Co-Authored-By: claude-flow <ruv@ruv.net>
- publish-huggingface.sh: retrieves HF token from GCloud Secrets,
uploads models to ruvnet/wifi-densepose-pretrained
- publish-huggingface.py: Python alternative with --dry-run support
- docs/huggingface/MODEL_CARD.md: beginner-friendly model card with
WiFi sensing explanation, quick start code, hardware BOM, and citation
GCloud Secret: HUGGINGFACE_API_KEY in project cognitum-20260110
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(firmware): fall detection false positives + 4MB flash support (#263, #265)
Issue #263: Default fall_thresh raised from 2.0 to 15.0 rad/s² — normal
walking produces accelerations of 2.5-5.0 which triggered constant false
"Fall Detected" alerts. Added consecutive-frame requirement (3 frames)
and 5-second cooldown debounce to prevent alert storms.
Issue #265: Added partitions_4mb.csv and sdkconfig.defaults.4mb for
ESP32-S3 boards with 4MB flash (e.g. SuperMini). OTA slots are 1.856MB
each, fitting the ~978KB firmware binary with room to spare.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): repair all 3 QEMU workflow job failures
1. Fuzz Tests: add esp_timer_create_args_t, esp_timer_create(),
esp_timer_start_periodic(), esp_timer_delete() stubs to
esp_stubs.h — csi_collector.c uses these for channel hop timer.
2. QEMU Build: add libgcrypt20-dev to apt dependencies —
Espressif QEMU's esp32_flash_enc.c includes <gcrypt.h>.
Bump cache key v4→v5 to force rebuild with new dep.
3. NVS Matrix: switch to subprocess-first invocation of
nvs_partition_gen to avoid 'str' has no attribute 'size' error
from esp_idf_nvs_partition_gen API change. Falls back to
direct import with both int and hex size args.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): pip3 in IDF container + fix swarm QEMU artifact path
QEMU Test jobs: espressif/idf:v5.4 container has pip3, not pip.
Swarm Test: use /opt/qemu-esp32 (fixed path) instead of
${{ github.workspace }}/qemu-build which resolves incorrectly
inside Docker containers.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): source IDF export.sh before pip install in container
espressif/idf:v5.4 container doesn't have pip/pip3 on PATH — it
lives inside the IDF Python venv which is only activated after
sourcing $IDF_PATH/export.sh.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): pad QEMU flash image to 8MB with --fill-flash-size
QEMU rejects flash images that aren't exactly 2/4/8/16 MB.
esptool merge_bin produces a sparse image (~1.1 MB) by default.
Add --fill-flash-size 8MB to pad with 0xFF to the full 8 MB.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): source IDF export before NVS matrix generation in QEMU tests
The generate_nvs_matrix.py script needs the IDF venv's python
(which has esp_idf_nvs_partition_gen installed) rather than the
system /usr/bin/python3 which doesn't have the package.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): QEMU validation treats WARNs as OK + swarm IDF export
1. validate_qemu_output.py: WARNs exit 0 by default (no real WiFi
hardware in QEMU = no CSI data = expected WARNs for frame/vitals
checks). Add --strict flag to fail on warnings when needed.
2. Swarm Test: source IDF export.sh before running qemu_swarm.py
so pip-installed pyyaml is on the Python path.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): provision.py subprocess-first NVS gen + swarm IDF venv
provision.py had same 'str' has no attribute 'size' bug as the
NVS matrix generator — switch to subprocess-first approach.
Swarm test also needs IDF export for the swarm smoke test step.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): handle missing 'ip' command in QEMU swarm orchestrator
The IDF container doesn't have iproute2 installed, so 'ip' binary
is missing. Add shutil.which() check to can_tap guard and catch
FileNotFoundError in _run_ip() for robustness.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): skip Rust aggregator when cargo not available in swarm test
The IDF container doesn't have Rust installed. Check for cargo
with shutil.which() before attempting to spawn the aggregator,
falling back to aggregator-less mode (QEMU nodes still boot and
exercise the firmware pipeline).
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(ci): treat swarm test WARNs as acceptable in CI
The max_boot_time_s assertion WARNs because QEMU doesn't produce
parseable boot time data. Exit code 1 (WARN) is acceptable in CI
without real hardware; only exit code 2+ (FAIL/FATAL) should fail.
Co-Authored-By: claude-flow <ruv@ruv.net>
* fix(firmware): Kconfig EDGE_FALL_THRESH default 2000→15000
The nvs_config.c fallback (15.0f) was never reached because
Kconfig always defines CONFIG_EDGE_FALL_THRESH. The Kconfig
default was still 2000 (=2.0 rad/s²), causing false fall alerts
on real WiFi CSI data (7 alerts in 45s).
Fixed to 15000 (=15.0 rad/s²). Verified on real ESP32-S3 hardware
with live WiFi CSI: 0 false fall alerts in 60s / 1300+ frames.
Co-Authored-By: claude-flow <ruv@ruv.net>
* docs: update README, CHANGELOG, user guide for v0.4.3-esp32
- README: add v0.4.3 to release table, 4MB flash instructions,
fix fall-thresh example (5000→15000)
- CHANGELOG: v0.4.3-esp32 entry with all fixes and additions
- User guide: 4MB flash section with esptool commands
Co-Authored-By: claude-flow <ruv@ruv.net>
Fixes#215: provision.py now correctly imports from esp_idf_nvs_partition_gen
package (the pip-installable version) before falling back to legacy import.
Fixes#216: Added sdkconfig.defaults.template with custom partition table
configuration for 8MB flash boards. Copy to sdkconfig.defaults before build:
cp sdkconfig.defaults.template sdkconfig.defaults
Changes:
- firmware/esp32-csi-node/provision.py: Try esp_idf_nvs_partition_gen first
- scripts/provision.py: Same import fix
- firmware/esp32-csi-node/sdkconfig.defaults.template: 8MB flash config with
2MB OTA partitions, compiler size optimization, and CSI enabled
Co-Authored-By: claude-flow <ruv@ruv.net>
The source code was moved to v1/src/ but the Dockerfile still
referenced src/ directly, causing build failures. Updated all
COPY paths, uvicorn module paths, test paths, and bandit scan
paths. Also added missing v1/__init__.py for Python module
resolution.
Fixes#33
Co-Authored-By: claude-flow <ruv@ruv.net>
- Added HardwareService for managing router interfaces, data collection, and monitoring.
- Introduced PoseService for processing CSI data and estimating poses using neural networks.
- Created StreamService for real-time data streaming via WebSocket connections.
- Implemented initialization, start, stop, and status retrieval methods for each service.
- Added data processing, error handling, and statistics tracking across services.
- Integrated mock data generation for development and testing purposes.
