Real 5-minute surface wind speed at Chicago O'Hare 2023 (IEM/ASOS). 114k observations, quantized to ~1-knot steps (31 levels). Captures gusts, diurnal cycles, and frontal passages. Public domain.
Standard analysis sees: time-irreversible (sharp rises, slow decay); multifractal. The atlas finds no named structure, but the source is distinctively extreme on H² × ℝ (Thurston):depth_height_corr (-2.7z) — beyond what the standard bank predicts for it.
H² × ℝ (Thurston):depth_height_corr | -2.7z | bank-miss 1.5σ |
Zipf–Mandelbrot (16-bit):zipf_alpha | +2.3z | bank-miss 2.0σ |
Persistent Homology:n_significant_features | +2.2z | bank-miss 1.6σ |
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_(centered)/signed_log_z/Surface_Wind_(ORD_5-min).png)
_(centered)/xy_path/Surface_Wind_(ORD_5-min).png)
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/barcode/Surface_Wind_(ORD_5-min).png)
/d_curve/Surface_Wind_(ORD_5-min).png)
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/phi_spectrum/Surface_Wind_(ORD_5-min).png)
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/default/Surface_Wind_(ORD_5-min).png)
/default/Surface_Wind_(ORD_5-min).png)
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| Nearest neighbor | Distance | |
|---|---|---|
| Wind Speed | 3.63 | |
| Wave Height (Buoy) | 3.81 | cross-domain |
| Ocean Wind (Buoy) | 3.88 |
H² × ℝ (Thurston) › H² × ℝ (Thurston):depth_height_corr | rank 296/298 | -0.7936 |
Zipf–Mandelbrot (16-bit) › Zipf–Mandelbrot (16-bit):zipf_r_squared | rank 2/298 | 0.9909 |