{
  "participant": 1,
  "updates": 14861,
  "electrodes": 320,
  "update_ms": 20,
  "settings": {
    "history": [
      6,
      12,
      18,
      24
    ],
    "metric": "cosine",
    "min_dist": 0.8,
    "n_epochs": 500,
    "n_neighbors": 50,
    "random_state": 42,
    "repulsion_strength": 0.05,
    "spread": 1.0,
    "view": "3-D UMAP, each island face-on (mean-trajectory plane), placed at MDS of native centroid distances"
  },
  "sources": {
    "umap_sub01_tokens.npz": "214b2e6b7e41a4d53c1ed3301bb5129ccb05bb3ce2ee6900cf225fe5ebccf6cb",
    "history_supplement.npz": "ffaa80a8235f942f609199deed0692f23e59f7371ed0250cabcda6f0c6171dc3"
  },
  "routes": "20 phase-bin medians per complete repetition, averaged across repetitions; circular Gaussian sigma=.5 bins, periodic cubic spline. The spline explicitly joins the endpoints.",
  "display": "Saved 3D UMAP, each movement projected into its mean-trajectory plane; groups positioned separately. Every history window is independently fitted and arranged. Full point bounds plus 7% padding, equal axis scale.",
  "timing": "Normalized repetition phase, played over 8 seconds; a mean trajectory, not one recorded trial or real-time playback."
}