LIGO H1 Whitened (GW150914)

astrophysical · 37 views
astrophysicalstochastic

What It Is

LIGO H1 strain, 4096 Hz, 32s around GW150914 --- ASD-whitened + 30-400 Hz bandpassed. Chirp (~0.2s) of first-detected binary-black-hole merger embedded in stationary detector noise. Distinct from raw 'LIGO Hanford' (dominated by 1-10 Hz seismic). ~12% trial-window hit rate on the chirp (public domain, GWOSC)

Interpretation

Standard analysis sees: anti-persistent; red spectrum (low-frequency / 1-over-f power). The atlas detects no named structure beyond this.

What standard analysis sees
tail heaviness0.61
asymmetry0.51
occupancy0.60
short-range corr0.67
long-range memory0.13
spectral colour0.00
periodicity0.32
complexity0.29
time-irreversibility0.24
volatility clustering0.65
multifractality0.54
dimensionality0.84
nonstationarity0.51
What the atlas adds

Nothing beyond the standard reading — this source’s structure is already captured by standard features; the atlas adds no named residual.

Composition

dtypefloat64
range[-66.81, 63.74]
unique values16384 / 16384
mean ± std-0.000205 ± 18.3

Render Gallery

Atlas Position

Nearest neighborDistance
Bearing Outer3.01cross-origin
5-Torus Quasiperiodic3.27cross-origin
Bearing Normal3.32cross-origin

Open in Atlas →

Which Geometries Light Up

AutoRegressive › AutoRegressive:ar_coef_1rank 1/3063.1256
AutoRegressive › AutoRegressive:ar_coef_2rank 304/306-2.6788
H4 600-Cell › H4 600-Cell:edge_walk_fractionrank 5/3060.6065
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