Random Steps

stochastic-process · 37 views
stochastic-processstochastic

What It Is

Random piecewise-constant signal --- flat plateaus of random height with geometrically-distributed durations, creating a sparse derivative and blocky texture

Interpretation

Standard analysis sees: low-complexity (predictable, not noise-like); time-irreversible (slow rise, sharp collapse); multifractal. The atlas finds no named structure, but the source is distinctively extreme on D4 Triality:edge_ortho_polarity (-4.8z) — beyond what the standard bank predicts for it. It sits beside ECG Ventricular in the atlas (standard-bank rank 58) — a neighbor conventional features miss.

What standard analysis sees
tail heaviness0.18
asymmetry0.19
occupancy0.51
short-range corr0.73
long-range memory0.82
spectral colour0.32
periodicity0.50
complexity0.02
time-irreversibility0.15
volatility clustering0.76
multifractality0.99
dimensionality0.31
nonstationarity0.66
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
D4 Triality:edge_ortho_polarity-4.8zbank-miss 2.1σ
Fisher Information:geodesic_velocity+3.6zbank-miss 1.9σ
E8 Lattice:coset_transition+2.9zbank-miss 1.2σ
Mostow Rigidity:volume_entropy-2.9zbank-miss 1.3σ
Laplacian:poisson_recovery_error-2.5zbank-miss 1.1σ
Projective ℙ²:cross_ratio_std-2.4zbank-miss 2.2σ
Chladni:domain_ks_exponential-2.4zbank-miss 1.7σ
G2 Root System:pair_angle_kurtosis+2.3zbank-miss 1.1σ

Composition

dtypeuint8
range[1, 255]
unique values171 / 16384
mean ± std136 ± 76.9

Render Gallery

Atlas Position

Nearest neighborDistance
Triple Pendulum4.75cross-origin
ECG Ventricular4.84cross-origin
Lorenz-96 N=84.91cross-origin

Open in Atlas →

Which Geometries Light Up

Chladni › Chladni:domain_ks_exponentialrank 304/3060.0559
D4 Triality › D4 Triality:edge_ortho_polarityrank 302/3060.0351
E8 Lattice › E8 Lattice:coset_transitionrank 5/3060.1848
Fisher Information › Fisher Information:geodesic_velocityrank 1/3061.8645
G2 Root System › G2 Root System:pair_angle_kurtosisrank 5/30667.8763
G2 Root System › G2 Root System:short_long_ratiorank 5/3060.9902
Laplacian › Laplacian:poisson_recovery_errorrank 303/3060.0052
Multi-Scale Wasserstein › Multi-Scale Wasserstein:w_meanrank 5/3060.1334
Predictability › Predictability:excess_predictabilityrank 5/3062.8121
Projective ℙ² › Projective ℙ²:cross_ratio_stdrank 302/3060.0103
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