Study area | 139.0–142.5±E, 34.5–37.5±N |
Time interval of earthquake catalog | 1 January 1996–31 December 2007 |
Time length of earthquake catalog (days) | 4383 |
Magnitude range | M ≥ 3.9 |
Depth range of hypocenters (km) | 0–90 |
The total number of earthquakes | 1197 |
Grid interval | 0.05± × 0.05± |
Radius of resolution circles (km) | r ≤ 60 |
The number of effective grids | 1977 |
Length of bin (days) | 14 |
Time step of T s (years) | 0.04 |
The number of time steps | 262 |
The number of earthquakes for each grid | 100 |
T w (years) | 1.5 |