Fig. 2.From: Significant improvements of the space-time ETAS model for forecasting of accurate baseline seismicity(a) Epicenter locations (dots) of earthquakes of M ≥ 4.0 in and around Japan for the target period 2000–2008 together with those of M ≥ 6.0 from the period 1885–1999 that are used as the history of the ETAS model, and (b) Delaunay tessellation connecting the epicenters and some points on the boundary.Back to article page