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  • feat: cross-node fusion + DynamicMinCut + RSSI tracking (v0.5.3)

    frostbyte_neo 发布于 2026-03-31 01:55:44 +00:00

    • feat(server): cross-node RSSI-weighted feature fusion + benchmarks

    Adds fuse_multi_node_features() that combines CSI features across all
    active ESP32 nodes using RSSI-based weighting (closer node = higher weight).

    Benchmark results (2 ESP32 nodes, 30s, ~1500 frames):

    Metric Baseline Fusion Improvement
    Variance mean 109.4 77.6 -29% noise
    Variance std 154.1 105.4 -32% stability
    Confidence 0.643 0.686 +7%
    Keypoint spread std 4.5 1.3 -72% jitter
    Presence ratio 93.4% 94.6% +1.3pp

    Person count still fluctuates near threshold — tracked as known issue.

    Verified on real hardware: COM6 (node 1) + COM9 (node 2) on ruv.net.

    Co-Authored-By: claude-flow ruv@ruv.net

    • fix(ui): add client-side lerp smoothing to pose renderer

    Keypoints now interpolate between frames (alpha=0.25) instead of
    jumping directly to new positions. This eliminates visual jitter
    that persists even with server-side EMA smoothing, because the
    renderer was drawing every WebSocket frame at full rate.

    Applied to skeleton, keypoints, and dense body rendering paths.

    Co-Authored-By: claude-flow ruv@ruv.net

    • feat: DynamicMinCut person separation + UI lerp smoothing
    • Added ruvector-mincut dependency to sensing server
    • Replaced variance-based person scoring with actual graph min-cut on
      subcarrier temporal correlation matrix (Pearson correlation edges,
      DynamicMinCut exact max-flow)
    • Recalibrated feature scaling for real ESP32 data ranges
    • UI: client-side lerp interpolation (alpha=0.25) on keypoint positions
    • Dampened procedural animation (noise, stride, extremity jitter)
    • Person count thresholds retuned for mincut ratio

    Co-Authored-By: claude-flow ruv@ruv.net

    • docs: update CHANGELOG with v0.5.1-v0.5.3 releases

    Co-Authored-By: claude-flow ruv@ruv.net

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