Contents
1) Hints of signal theory: Fourier transform, linear systems, impulse response, transfer function, convolution, autocorrelation and cross-correlation, analog and digital signals, sampling, Nyquist theorem.
2) Processing of georadar data: hints on acquisitions, filters, time-calibration, background subtraction, gain, topographic corrections, velocity analysis, time-depth conversion, focusing methods for monostatic and bistatic systems, focusing of 3D data.
3) Processing of seismic refraction data: hints on acquisitions, first arrival picking, reciprocal methods, Generalized Reciprocal Method, tomographic inversion.
4) Processing of seismic reflection data: hints on acquisitions, gain, bandpass filters, FK filters, time-variant filters, velocity analysis, static and dynamic corrections, muting, residual statics, stack, deterministic and statistical deconvolution, pre-stack and post-stack multiple suppression, 2D and 3D migration, pre-stack migration, calibration with VSP data.
5) Processing of MASW data: Rayleigh waves, hints on acquisitions, spectral analysis through fk transform or tau-p transform, dispersion curve picking, inversion.
6) Tomographic inversion: hints on acquisitions, traveltime picking, time-calibration, inversion grid design, traveltime inversion, amplitude picking, divergence correction, radiation pattern correction, amplitude inversion, frequency downshift method.
Laboratory
Part of the course consists of a large number of laboratory sessions with Matlab and with professional software for radar and seismic data processing.
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Inglese