Hadamard walk on a 257-site ring --- coin polarization ⟨σ_z(t)⟩ with ongoing wraparound dynamics and quantum recurrences
Standard analysis sees: anti-correlated (alternating); anti-persistent; blue spectrum (high-frequency power). The atlas finds no named structure, but the source is distinctively extreme on AutoRegressive:ar_coef_3 (-4.2z) — beyond what the standard bank predicts for it.
AutoRegressive:ar_coef_3 | -4.2z | bank-miss 1.4σ |
Gottwald-Melbourne:k_variance | +3.9z | bank-miss 1.4σ |
Chladni:modal_nodal_cascade | +3.7z | bank-miss 1.3σ |
Nonstationarity:adf_pvalue | +3.4z | bank-miss 3.8σ |
AutoRegressive:ar_coef_1 | -2.7z | bank-miss 2.2σ |
Navier-Stokes:ess_quality | +2.0z | bank-miss 2.1σ |








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| Nearest neighbor | Distance | |
|---|---|---|
| IMS Bearing Degraded | 4.70 | cross-domain |
| Hofstadter Q | 4.75 | cross-domain |
| Coupled Map Lattice | 4.83 | cross-domain |
AutoRegressive › AutoRegressive:ar_coef_1 | rank 297/298 | -1.6779 |
Chladni › Chladni:modal_nodal_cascade | rank 1/298 | 2.1487 |
Laplacian › Laplacian:poisson_recovery_error | rank 1/298 | 16.0328 |
Möbius-S³ › Möbius-S³:phase_profile_deviation | rank 298/298 | 0.1072 |
Navier-Stokes › Navier-Stokes:ess_quality | rank 4/298 | 0.9891 |
Spirograph › Spirograph:petal_symmetry | rank 2/298 | 0.6825 |