L. Braile, Earth and Atmospheric Sciences
Purdue University firstname.lastname@example.org
EAS 553 Home Page:
Prof. Lawrence W. Braile
Department of Earth and Atmospheric Sciences
West Lafayette, IN 47907-1397
Last updated: March 3, 2003
Matlab Codes (click on any of the following files to download; save in your Matlab work folder; see EAS 553 notes for additional information, program listings and examples):
refrin.m Refraction (head wave) inversion for plane, homogeneous dipping layers using slope-intercept method.
refrdat.m Sample data set for refrin.m.
txcurv.m Calculate refraction and reflection times for n plane, homogeneous, dipping layers.
rfltim.m Reflection times – needed by txcurv.
rfrtim.m Refraction times – needed by txcurv.
angle.m Snell’s law angle calculations – needed by txcurv.
txrefl.m Reflection travel times for a layered model – exact times and one-layer approximations using Vave and Vrms.
rfltim.m Reflection travel times (exact) using Snell’s law ray trace through layered model.
t2x2.m T-squared, X-squared program.
txdat.m Sample data for t2x2 program.
linfit.m Least squares straight line fit program for t2x2.m.
txline.m Line drawing function for t2x2.m.
seis1d.m 1-D synthetic seismograms.
ricker.m Ricker wavelet calculation; needed for seis1d.m.
signal.m Signal wavelet calculation; needed for seis1d.m.
seis1ddataStandardModel.m Sample data for seis1d.m; rename as seis1ddata.m to use.
seis1ddataGradientModel.m Sample data for seis1d.m; rename as seis1ddata.m to use.
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