Fig. 3From: Surface wave attenuation in the shallow subsurface from multichannel–multishot seismic data: a new approach for detecting fractures and lithological discontinuitiesEstimated phase velocities and attenuation coefficients for the lithological boundary model. a–c Phase velocities at each horizontal distance estimated from both-, positive- and negative-offset data, respectively. d–f Attenuation coefficients at each horizontal distance estimated from both-, positive- and negative-offset data, respectivelyBack to article page