Logistic r=3.5 (Period-4)

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chaos

What It Is

Logistic map in period-4 --- four-value cycle after the second bifurcation, output concentrates on four narrow bands

Interpretation

Standard analysis sees: bounded / light-tailed; few distinct values; anti-correlated (alternating); anti-persistent; strongly periodic; monofractal; stationary. The atlas finds no named structure, but the source is distinctively extreme on Heisenberg (Nil) (centered):xy_aspect (+6.2z) — beyond what the standard bank predicts for it.

What standard analysis sees
tail heaviness0.05
asymmetry0.24
occupancy0.14
short-range corr0.00
long-range memory0.00
spectral colour0.26
periodicity0.99
complexity0.21
time-irreversibility0.22
volatility clustering0.24
multifractality0.01
dimensionality0.41
nonstationarity0.00
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
Heisenberg (Nil) (centered):xy_aspect+6.2zbank-miss 1.8σ
Nonstationarity:adf_pvalue+5.8zbank-miss 3.5σ
Chladni:modal_nodal_cascade+3.4zbank-miss 1.0σ
H² × ℝ (Thurston):hyperbolic_triangle_area+3.1zbank-miss 1.0σ
2-adic:valuation_transition_predictability+3.1zbank-miss 2.1σ
Nonstationarity:metric_volatility-2.9zbank-miss 1.8σ
Boltzmann:spectral_gap_J-2.8zbank-miss 1.5σ
AutoRegressive:ar_coef_10-2.7zbank-miss 2.0σ

Composition

dtypefloat64
range[0.3828, 0.875]
unique values4 / 16384
mean ± std0.646 ± 0.209

Fixed alphabet — only 4 distinct symbols across 16384 samples.

Render Gallery

Atlas Position

Nearest neighborDistance
Sine Map (Feigenbaum)4.18
Logistic Edge-of-Chaos4.29
Logistic r=3.2 (Period-2)4.82

Open in Atlas →

Which Geometries Light Up

2-adic2-adic:multiscale_markov_predictabilityrank 1/2981.0000
2-adic2-adic:valuation_transition_predictabilityrank 1/2981.0000
2-adic2-adic:valuation_spectral_concentrationrank 3/2980.9015
Ammann-Beenker (Octagonal)Ammann-Beenker (Octagonal):convergent_profilerank 298/298-0.2021
Attractor ReconstructionAttractor Reconstruction:d2_saturationrank 1/2980.9974
Attractor ReconstructionAttractor Reconstruction:filling_ratiorank 297/2980.0020
AutoRegressiveAutoRegressive:ar_residual_fracrank 294/2980.0000
Catch24Catch24:FC_LocalSimple_mean3_stderrrank 1/2981.3333
Catch24Catch24:CO_f1ecacrank 297/2980.3236
Catch24Catch24:SP_Summaries_welch_rect_area_5_1rank 297/2980.0000
ChladniChladni:modal_nodal_cascaderank 3/2982.0377
ChladniChladni:plate_low_mode_fractionrank 294/2980.0235
D4 TrialityD4 Triality:gram_consistencyrank 296/2980.0000
E8 LatticeE8 Lattice:std_profilerank 298/2980.0000
Fractal (Mandelbrot)Fractal (Mandelbrot):potential_roughnessrank 1/2984.0000
Gottwald-MelbourneGottwald-Melbourne:angular_spectral_structurerank 4/2980.9896
Heisenberg (Nil) (centered)Heisenberg (Nil) (centered):xy_aspectrank 1/29810.4882
Heisenberg (Nil) (centered)Heisenberg (Nil) (centered):area_length_ratiorank 2/2980.3899
Heisenberg (Nil) (centered)Heisenberg (Nil) (centered):xy_spreadrank 2/2984618.9876
Heisenberg (Nil) (centered)Heisenberg (Nil) (centered):z_rate_spectral_entropyrank 2/2980.9020
Higher-Order StatisticsHigher-Order Statistics:perm_forbiddenrank 3/2980.9667
Higher-Order StatisticsHigher-Order Statistics:skew_meanrank 295/2980.0000
Higher-Order StatisticsHigher-Order Statistics:bicoherence_maxrank 298/2980.0000
Hyperbolic (Poincaré)Hyperbolic (Poincaré):temporal_variancerank 297/2980.0000
Hyperbolic (Poincaré)Hyperbolic (Poincaré):curvature_structurerank 298/2981.0000
H² × ℝ (Thurston)H² × ℝ (Thurston):hyperbolic_step_dispersionrank 2/2988.2805
H² × ℝ (Thurston)H² × ℝ (Thurston):hyperbolic_triangle_arearank 2/2982.3647
Hölder RegularityHölder Regularity:holder_meanrank 295/298-1.8938
Information TheoryInformation Theory:compression_ratiorank 295/2980.0029
Julia SetJulia Set:potential_smoothnessrank 2/2987001.6005
Julia SetJulia Set:potential_variancerank 2/29846322561.8590
Julia SetJulia Set:escape_entropyrank 295/2982.5856
Klein BottleKlein Bottle:wht_spectral_kurtosisrank 2/2989.4294
LaplacianLaplacian:biharmonic_ratiorank 3/29815.8541
LaplacianLaplacian:laplacian_spectral_ratiorank 297/2980.0000
LorentzianLorentzian:spacelike_fractionrank 5/2980.1758
MoiréMoiré:moire_integer_excessrank 1/2980.6457
MoiréMoiré:moire_max_coherencerank 2/2981.0000
MoiréMoiré:moire_dilation_entropyrank 296/2981.3905
Multi-Scale WassersteinMulti-Scale Wasserstein:w_meanrank 296/2980.0000
Multi-Scale WassersteinMulti-Scale Wasserstein:w_stdrank 297/2980.0000
Multi-Scale WassersteinMulti-Scale Wasserstein:w_finerank 298/2980.0000
NonstationarityNonstationarity:adf_pvaluerank 2/2980.9585
NonstationarityNonstationarity:change_quantiles_midrank 4/2980.6625
NonstationarityNonstationarity:dynamic_couplingrank 297/2980.0000
NonstationarityNonstationarity:metric_volatilityrank 297/2980.0000
NonstationarityNonstationarity:trajectory_dimrank 297/2980.0000
NonstationarityNonstationarity:vol_of_volrank 297/2980.0000
Projective ℙ²Projective ℙ²:distance_stdrank 5/2980.2281
Sol (Thurston)Sol (Thurston):path_lengthrank 3/29831729860.1845
Spectral AnalysisSpectral Analysis:phase_coherencerank 2/2980.9991
Spectral AnalysisSpectral Analysis:spectral_r2rank 298/2980.0000
Spherical S²Spherical S²:spectral_ginirank 1/2980.9998
Spherical S²Spherical S²:angular_spreadrank 297/2980.0000
Spherical S²Spherical S²:hemisphere_balancerank 297/2980.0000
S² × ℝ (Thurston)S² × ℝ (Thurston):great_circle_dispersionrank 2/2982.6714
Ulam Spiral (Square)Ulam Spiral (Square):arm_density_variancerank 295/2980.0096
Zipf–Mandelbrot (16-bit)Zipf–Mandelbrot (16-bit):gini_coefficientrank 296/2980.0000
Zipf–Mandelbrot (8-bit)Zipf–Mandelbrot (8-bit):gini_coefficientrank 298/2980.0000
p-Variationp-Variation:var_p2rank 4/2980.7077
p-Variationp-Variation:increment_persistencerank 296/298-0.9763
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