Fig. 4From: High-frequency S and S-coda waves at ocean-bottom seismometersH/V ratio envelopes at M.KMB06. The gray lines are H/V ratio envelopes for each earthquake. Signal-to-noise ratios for coda parts of each envelopes are larger than 5. The blue envelopes are stacked H/V ratio envelopes for each frequency bandBack to article page