Sandpile

self-organized-criticality · 37 views
self-organized-criticalityavalanching

What It Is

Bak-Tang-Wiesenfeld sandpile --- self-organized criticality produces power-law avalanche sizes without parameter tuning. Slow buildup with sudden cascading collapses

Interpretation

Standard analysis sees: aperiodic / broadband. The atlas finds no named structure, but the source is distinctively extreme on Attractor Reconstruction:embedding_divergence_sum (-4.0z) — beyond what the standard bank predicts for it. It sits beside Categorical Sensor in the atlas (standard-bank rank 21) — a neighbor conventional features miss.

What standard analysis sees
tail heaviness0.68
asymmetry0.84
occupancy0.22
short-range corr0.37
long-range memory0.26
spectral colour0.69
periodicity0.11
complexity0.51
time-irreversibility0.42
volatility clustering0.19
multifractality0.36
dimensionality0.48
nonstationarity0.31
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
Attractor Reconstruction:embedding_divergence_sum-4.0zbank-miss 1.8σ

Composition

dtypefloat64
range[0, 9.437]
unique values1377 / 16384
mean ± std1.58 ± 2.33

Render Gallery

Atlas Position

Nearest neighborDistance
Continued Fractions3.52cross-origin
Earthquake Depths3.67cross-origin
Categorical Sensor3.70cross-origin

Open in Atlas →

Which Geometries Light Up

This source does not rank extreme on any metric.

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