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Earth, Planets and Space
Fig. 12 | Earth, Planets and Space

Fig. 12

From: Difference of horizontal-to-vertical spectral ratios of observed earthquakes and microtremors and its application to S-wave velocity inversion based on the diffuse field concept

Fig. 12

Comparison of the average EMRs for five categories with the EMR for the whole frequency without categorization (Fig. 10). Peak frequency exists in (red) 0.1–1.0 Hz, (brown) 1.02–2.0 Hz, (blue) 2.02–5.0 Hz, (green) 5.02–10.0 Hz, (pink) 10.02–20.0 Hz, and (black) all EMRs

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