Chirikov standard map at K=0.9716 --- mixed phase space with coexisting regular islands and chaotic sea, the paradigm of Hamiltonian chaos
Standard analysis sees: bounded / light-tailed; anti-persistent; time-irreversible (slow rise, sharp collapse). The atlas additionally detects Persistent Homology:max_h1_lifetime. It sits beside Critical Circle Map (Bronze Mean) in the atlas (standard-bank rank 63) — a neighbor conventional features miss.
Laplacian:laplacian_evolutionary_index | -2.2z | bank-miss 2.0σ |









_(centered)/signed_log_z/Chirikov_Standard_Map.png)
_(centered)/xy_path/Chirikov_Standard_Map.png)

/barcode/Chirikov_Standard_Map.png)
/d_curve/Chirikov_Standard_Map.png)








/phi_spectrum/Chirikov_Standard_Map.png)










/default/Chirikov_Standard_Map.png)
/default/Chirikov_Standard_Map.png)


| Nearest neighbor | Distance | |
|---|---|---|
| Standard Map K=0.5 (Mixed) | 3.18 | |
| Fibonacci Quasicrystal | 4.44 | cross-origin |
| Critical Circle Map (Bronze Mean) | 4.51 |
This source does not rank extreme on any metric.