dcImage4ChengIVDF2023

MATLAB scripts to illustrate three frequently-used dispersion imaging techniques, MAPS, SPAC and ReMi used in Cheng et al., High-resolution near-surface imaging at the basin scale using dark fiber and distributed acoustic sensing: towards site effect estimation in urban environments. 2023

citation

Louie, J. N. (2001). Faster, Better: Shear-Wave Velocity to 100 Meters Depth from Refraction Microtremor Arrays. Bulletin of the Seismological Society of America, 91(2), 347–364. https://doi.org/10.1785/0120000098

Chavez-Garcia, F. J. (2006). Subsoil Structure Using SPAC Measurements along a Line. Bulletin of the Seismological Society of America, 96(2), 729–736. https://doi.org/10.1785/0120050141

Cheng, F., Xia, J., Luo, Y., Xu, Z., Wang, L., Shen, C., Liu, R., Pan, Y., Mi, B., & Hu, Y. (2016). Multichannel analysis of passive surface waves based on crosscorrelations. GEOPHYSICS, 81(5), EN57–EN66. https://doi.org/10.1190/geo2015-0505.1

Cheng, F., Xia, J., Zhang, K., Zhou, C., & Ajo-Franklin, J. B. (2021). Phase-weighted slant stacking for surface wave dispersion measurement. Geophysical Journal International, 226(1), 256–269. https://doi.org/10.1093/gji/ggab101

Cheng, F., Ajo-Franklin, J. B., Tribaldos, V. R., & Team, the I. V. D. F. (2023). High-resolution near-surface imaging at the basin scale using dark fiber and distributed acoustic sensing: towards site effect estimation in urban environments. https://doi.org/10.1029/2022JB025240