Fig. 9From: Multi-index method using offshore ocean-bottom pressure data for real-time tsunami forecastOffshore and coastal VRO–VRC diagrams for Model Ir. a is the offshore VRO–VRC diagram for comparing the offshore waveforms at \(t=5\) min. b plots the selected tsunami scenarios for Model Ir on the coastal VRO–VRC diagram; however, the values of the coastal VROs and VRCs are the same as those for Model IBack to article page