Triangle Wave

signal-synthesis · 37 views
signal-synthesisperiodic

What It Is

Triangle wave --- linear ramps up and down, smooth peaks with 1/n² Fourier decay (only odd harmonics)

Interpretation

Standard analysis sees: rich, high-entropy values; strongly periodic; low-complexity (predictable, not noise-like); low-dimensional; stationary. The atlas additionally detects Persistent Homology:max_h1_lifetime.

What standard analysis sees
tail heaviness0.25
asymmetry0.38
occupancy0.99
short-range corr0.82
long-range memory0.57
spectral colour0.17
periodicity0.93
complexity0.12
time-irreversibility0.50
volatility clustering0.81
multifractality0.37
dimensionality0.13
nonstationarity0.13
What the atlas adds
Persistent Homology:max_h1_lifetime+5.3z
reconstructed phase space contains a persistent topological loop (S¹) — a smooth simple limit cycle
Atlas-extreme metrics the standard bank can’t predict for this source
Nonstationarity:dynamic_coupling+2.4zbank-miss 1.3σ
Attractor Reconstruction:kaplan_yorke_dim-2.2zbank-miss 1.4σ

Composition

dtypefloat64
range[-1, 1]
unique values16384 / 16384
mean ± std0.00145 ± 0.577

Render Gallery

Atlas Position

Nearest neighborDistance
Damped Pendulum3.38cross-origin
2-Torus Quasiperiodic4.00cross-origin
Clipped Sine4.08

Open in Atlas →

Which Geometries Light Up

2-adic › 2-adic:mean_distancerank 3/3060.6683
Attractor Reconstruction › Attractor Reconstruction:d2_saturationrank 3/3060.9969
D4 Triality › D4 Triality:edge_ortho_polarityrank 3/3060.7398
Fisher Information › Fisher Information:effective_dimensionrank 5/30615.9997
Fisher Information › Fisher Information:log_det_fisherrank 302/30644.3616
Fisher Information › Fisher Information:trace_fisherrank 302/306256.0044
Modular Residue › Modular Residue:occupancy_entropyrank 3/3061.0000
Multi-Scale Wasserstein › Multi-Scale Wasserstein:w_max_ratiorank 3/3061974.5185
Nonstationarity › Nonstationarity:metric_volatilityrank 2/3063.4401
Ordinal Partition › Ordinal Partition:time_irreversibilityrank 305/3060.0027
Persistent Homology › Persistent Homology:max_h1_lifetimerank 4/3060.7899
Visibility Graph › Visibility Graph:avg_clustering_coeffrank 303/3060.1777
Wasserstein › Wasserstein:entropyrank 5/3065.0000
Wasserstein › Wasserstein:concentrationrank 302/3061.0094
Wasserstein › Wasserstein:dist_from_uniformrank 302/3060.0006
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