P‐waves, significant wave height, microseisms, Significant waves, Retrieval, Correlation, Correlation coefficients, Wave interaction, Seismograms, Ocean waves, Height, Gravity, Seismic data, Wave height, Correlation coefficient, Amplitude, Gravitation, Seismological data, P-waves, Regions, Surface water waves, Ocean floor, Beamforming, Correlations, Seismic...