## Reflection Seismology (SCPY 482)

Instructor: Chaiwoot Boonyasiriwat (chaiwoot@gmail.com) Class Hours: Tuesday, Thursday (10:30AM - 12:00PM) Class Room: P505 and Computer Lab Objectives: Understand basic concepts of exploration seismology, be able to process seismic data Grading: Homework 50%, Midterm exam 25%, Final exam 25% ## Course Schedule

Week Lecture Date Topics Notification 1 1 Sep 2, 2014 Introduction to exploration seismology 1 2 Sep 4, 2014 Introduction to Seismic Unix, seismic data formats (SEG-Y and SU), Linux environment, SSH, SFTP 2 3 Sep 9, 2014 Introduction to exploration seismology (continued), seismic data formats (SEG-Y and SU) 2 4 Sep 11, 2014 Seismic data processing using SU 3 5 Sep 16, 2014 Shell script (Example: swap.sh, fk.sh), Fourier transform, band-pass filtering, dip filtering 3 6 Sep 18, 2014 Convolution and cross-correlation, convolutional model, Fortran programming 4 7 Sep 23 2014 Fortran implementation of discrete Fourier transform, synthetic seismic data using convolution - 4 - Sep 25, 2014 Quiz 1 - 5 8 Sep 30, 2014 Discrete Fourier transform, Z transform, deconvolution - 5 9 Oct 2, 2014 direct and inverse Z transforms, region of convergence, infinite geometric series expansion, partial fraction expansion, convolution and convolution matrix, spiking deconvolution - 6 10 Oct 7, 2014 Signals, systems, sampling, sampling theorem Read Chapter 1 of Proakis and Manolakis (1996) 6 11 Oct 9, 2014 Discrete-time signals and systems Read Chapter 2 of Proakis and Manolakis (1996) 7 12 Oct 14, 2014 Discrete-time signals and systems (continued) - 7 13 Oct 16, 2014 Discrete-time signals and systems (continued) - 8 14 Oct 21, 2014 Z transform (revisited) Read Chapter 3 of Proakis and Manolakis (1996) 8 15 Oct 23, 2014 Z transform (continued) - 9 16 Oct 28, 2014 Frequency analysis of signals and systems Read Chapter 4 of Proakis and Manolakis (1996) 9 17 Oct 30 , 2014 Frequency analysis of signals and systems (continued) - 10 18 Nov 4, 2014 Frequency analysis of signals and systems (continued) - 10 19 Nov 6, 2014 Filter design by zero-pole placement, minimum-, maximum-, and mixed-phase systems, elastic theory filter_design.m, Read Chapter 2 of Shearer (2009) 11 20 Nov 11, 2014 Elastic wave propagation Read Chapter 3 of Shearer (2009) 11 21 Nov 13, 2014 Ray theory,

Lab: Ray tracing- 12 - Nov 18, 2014 No class - 12 - Nov 20, 2014 No class - 13 22 Nov 25, 2014 Traveltime inversion,

Lab: straight-ray traveltime inversion13 23 Nov 27, 2014 Kirchhoff theory and Kirchhoff modeling,

Lab: Kirchhoff modeling:ricker.m, mod1d.m, mod2d.m- 14 24 Dec 2, 2014 Kirchhoff migration - 14 25 Dec 4, 2014 Seismic interferometry Read Chapters 1-2 of Schuster (2009) 15 26 Dec 9, 2014 TBA - 15 27 Dec 11, 2014 TBA - 16 28 Dec 16, 2014 Final examination- ## References

- D. Forel, T. Benz, and W. Pennington, 2008, Seismic Data Processing with Seismic Un*x: A 2D Seismic Data Processing Primer, SEG.
- J. G. Proakis and D. G. Manolakis, 1996, Digital Signal Processing: Principles, Algorithms, and Applications, Third Edition, Macmillan Publishing.
- Shearer, P., 2009, Introduction to Seismology, Cambridge University Press.
- Bona, A., and M. A. Slawinski, 2007, Ray Theory: Characteristics and Asymptotics, Lecture Notes.
- Cerveny, V., 2001, Seismic Ray Theory, Cambridge University Press.
- Waters, K. H., 1987, Reflection Seismology: A Tool for Energy Resource Exploration, 3rd Ed., John Wiley & Sons.
- Schuster, G. T., 2009, Seismic Interferometry, Cambridge University Press.
## Resources

- SEG Software and Algorithms: http://software.seg.org/