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Gerhard Pratt
Gerhard Pratt
Emeritus Professor of Geophysics, University of Western Ontario
Adresse e-mail validée de uwo.ca
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Seismic waveform inversion in the frequency domain, Part 1: Theory and verification in a physical scale model
RG Pratt
Geophysics 64 (3), 888-901, 1999
20961999
Gauss–Newton and full Newton methods in frequency–space seismic waveform inversion
RG Pratt, C Shin, GJ Hick
Geophysical journal international 133 (2), 341-362, 1998
20871998
Efficient waveform inversion and imaging: A strategy for selecting temporal frequencies
L Sirgue, RG Pratt
Geophysics 69 (1), 231-248, 2004
14212004
Inverse theory applied to multi-source cross-hole tomography. Part 1: Acoustic wave-equation method
RG Pratt, MH Worthington
Geophysical prospecting 38 (3), 287-310, 1990
7551990
Two-dimensional velocity models from wide-angle seismic data by wavefield inversion
RG Pratt, ZM Song, P Williamson, M Warner
Geophysical Journal International 124 (2), 323-340, 1996
3581996
Seismic waveform inversion in the frequency domain, Part 2: Fault delineation in sediments using crosshole data
RG Pratt, RM Shipp
Geophysics 64 (3), 902-914, 1999
3561999
Frequency-domain elastic wave modeling by finite differences: A tool for crosshole seismic imaging
RG Pratt
Geophysics 55 (5), 626-632, 1990
3491990
Full waveform tomography for lithospheric imaging: results from a blind test in a realistic crustal model
AJ Brenders, RG Pratt
Geophysical Journal International 168 (1), 133-151, 2007
3452007
Accurate viscoelastic modeling by frequency-domain finite differences using rotated operators
I Štekl, RG Pratt
Geophysics 63 (5), 1779-1794, 1998
3081998
Inverse theory applied to multi-source cross-hole tomography. Part 2: Elastic wave-equation method
RG Pratt
Geophysical Prospecting 38 (3), 311-329, 1990
2701990
Traveltime tomography in anisotropic media—I. Theory
CH Chapman, RG Pratt
Geophysical Journal International 109 (1), 1-19, 1992
2631992
Frequency-domain acoustic-wave modeling and inversion of crosshole data: Part II—Inversion method, synthetic experiments and real-data results
ZM Song, PR Williamson, RG Pratt
Geophysics 60 (3), 796-809, 1995
2421995
Traveltime tomography in anisotropic media—II. Application
RG Pratt, CH Chapman
Geophysical Journal International 109 (1), 20-37, 1992
2271992
Reflection waveform inversion using local descent methods: Estimating attenuation and velocity over a gas-sand deposit
GJ Hicks, RG Pratt
Geophysics 66 (2), 598-612, 2001
2242001
The application of diffraction tomography to cross-hole seismic data
RG Pratt, MH Worthington
Geophysics 53 (10), 1284-1294, 1988
1831988
Combining wave-equation imaging with traveltime tomography to form high-resolution images from crosshole data
RG Pratt, NR Goulty
Geophysics 56 (2), 208-224, 1991
1761991
Efficient waveform tomography for lithospheric imaging: implications for realistic, two-dimensional acquisition geometries and low-frequency data
AJ Brenders, RG Pratt
Geophysical Journal International 168 (1), 152-170, 2007
1582007
Waveform tomography imaging of a megasplay fault system in the seismogenic Nankai subduction zone
R Kamei, RG Pratt, T Tsuji
Earth and Planetary Science Letters 317, 343-353, 2012
1502012
Sound-speed and attenuation imaging of breast tissue using waveform tomography of transmission ultrasound data
RG Pratt, L Huang, N Duric, P Littrup
Medical Imaging 2007: Physics of Medical Imaging 6510, 1523-1534, 2007
1462007
Inversion strategies for visco-acoustic waveform inversion
R Kamei, RG Pratt
Geophysical Journal International 194 (2), 859-884, 2013
1442013
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