Fig. 9From: Seismic signature detection during the 2018 Anak Krakatau flank collapse and tsunami using seismic amplitudes from regional-scale monitoringSignature of eruption signals related to the flank collapse event. a Filtered seismograms at CGJI and PMBI stations. b Scanning results and the identification of G1–G3 examination windows. c Averaged source-normalized amplitudes with epicentral distance for G1–G3. d Maps of the averaged source-normalized amplitudes at each stationBack to article page