Critical Circle Map (Silver Mean)

iterated-maps · 37 views
iterated-mapsquasiperiodic

What It Is

Sine circle map at K=1 critical coupling tuned to the silver-mean winding number sqrt(2)-1 (continued fraction [0;2,2,2,...]) --- a renormalization fixed point distinct from the golden mean's, with its own universal critical-scaling constants

Interpretation

Standard analysis sees: anti-correlated (alternating); anti-persistent; blue spectrum (high-frequency power); time-irreversible (slow rise, sharp collapse); homoskedastic; monofractal; low-dimensional; stationary. The atlas additionally detects Time Reversibility:ordinal_reversal_distance. It sits beside Critical Circle Map in the atlas (standard-bank rank 28) — a neighbor conventional features miss.

What standard analysis sees
tail heaviness0.39
asymmetry0.60
occupancy0.62
short-range corr0.09
long-range memory0.09
spectral colour0.90
periodicity0.79
complexity0.19
time-irreversibility0.10
volatility clustering0.00
multifractality0.04
dimensionality0.14
nonstationarity0.07
What the atlas adds
Time Reversibility:ordinal_reversal_distance+3.0z
time-reversal symmetry breaking via Bandt-Pompe ordinal patterns
Atlas-extreme metrics the standard bank can’t predict for this source
Laplacian:laplacian_evolutionary_index-2.9zbank-miss 1.6σ
Laplacian:curvature_autocorrelation-2.6zbank-miss 1.4σ
p-Variation:volatility_clustering-2.4zbank-miss 1.7σ
Laplacian:cross_scale_curvature_coherence-2.4zbank-miss 1.2σ
Higher-Order Statistics:bicoherence_max+2.2zbank-miss 1.2σ

Composition

dtypefloat64
range[0.005706, 0.9963]
unique values16384 / 16384
mean ± std0.499 ± 0.229

Render Gallery

Atlas Position

Nearest neighborDistance
Critical Circle Map (Bronze Mean)3.33
Critical Circle Map3.34
Standard Map K=0.5 (Mixed)4.12

Open in Atlas →

Which Geometries Light Up

BoltzmannBoltzmann:dominant_lagrank 3/307991.0000
Hodge–LaplacianHodge–Laplacian:curl_div_ratiorank 303/307-0.7636
LaplacianLaplacian:laplacian_evolutionary_indexrank 303/307-0.2637
LaplacianLaplacian:cross_scale_curvature_coherencerank 307/307-0.6081
Modular ResidueModular Residue:cycle_fractionrank 5/3070.9828
NonstationarityNonstationarity:vol_of_volrank 303/3070.3188
Projective ℙ²Projective ℙ²:cross_ratio_stdrank 4/30741.0035
p-Variationp-Variation:volatility_clusteringrank 304/307-0.5992
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