Seismic instrument problems

Date and time: SGT 16:00-18:00, Friday. 2020-06-25

Location: Zoom

Presented by: Jiayuan Yao

Reference:

Clock error

  •  Zhu, G., Yang, H., Lin, J., Zhou, Z., Xu, M., Sun, J., & Wan, K. (2019). Along-strike variation in slab geometry at the southern Mariana subduction zone revealed by seismicity through ocean bottom seismic experiments. Geophysical Journal International218(3), 2122-2135. PDF

Seismometer misorientation

  • Stachnik, J. C., Sheehan, A. F., Zietlow, D. W., Yang, Z., Collins, J., & Ferris, A. (2012). Determination of New Zealand ocean bottom seismometer orientation via Rayleigh-wave polarization. Seismological Research Letters83(4), 704-713. PDF
  • Wang, X., Chen, Q. F., Li, J., & Wei, S. (2016). Seismic sensor misorientation measurement using P‐wave particle motion: An application to the NECsaids Array. Seismological Research Letters87(4), 901-911. PDF
  • Zheng, H., Fan, J., Zhao, D., Li, C., Dong, D., Zhang, G., & Wang, X. (2020). A new method to estimate ocean-bottom-seismometer orientation using teleseismic receiver functions. Geophysical Journal International221(2), 893-904. PDF

Instrument gain problem

  • Park, S., & Ishii, M. (2019). Detection of instrument gain problems based on body‐wave polarization: Application to the Hi‐net array. Seismological Research Letters90(2A), 692-698. PDF

Waveform clipping

  • Yang, W., & Ben-Zion, Y. (2010). An algorithm for detecting clipped waveforms and suggested correction procedures. Seismological Research Letters81(1), 53-62. PDF

PPT

Parallel computing in solving eikonal equations.

Date and time: SGT 15:00-17:00, Friday. 2020-05-08

Location: Zoom

Presented by: Yingyu Qi

  • Jeong, W. K., & Whitaker, R. T. (2008). A fast iterative method for eikonal equations. SIAM Journal on Scientific Computing30(5), 2512-2534. PDF
  • Rouy, E., & Tourin, A. (1992). A viscosity solutions approach to shape-from-shading. SIAM Journal on Numerical Analysis29(3), 867-884.PDF
  • Kim, S. (2001). An \calO(N) level set method for eikonal equations. SIAM journal on scientific computing22(6), 2178-2193.PDF
  • Capozzoli, A., Curcio, C., Liseno, A., & Savarese, S. (2013, November). A comparison of fast marching, fast sweeping and fast iterative methods for the solution of the eikonal equation. In 2013 21st Telecommunications Forum Telfor (TELFOR) (pp. 685-688). IEEE.PDF
  • PPT