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Skip to Search Results- 4Seismic imaging
- 1Canadian Cordillera
- 1Continental lithosphere
- 1Craton
- 1Elastic
- 1Finite-Frequency tomography
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Spring 2018
Conventional seismic migration operators produce an image that suffers from low resolution, sampling artifacts, and poorly balanced amplitudes. An improved image can be obtained by casting migration as a least-squares optimization problem in which the goal is to minimize the difference between...
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Fall 2018
The Western Canada Sedimentary Basin (WCSB) resides in a transition region from the Precambrian Canadian Shield to the Phanerozoic Cordillera. This broad foreland area has undergone more than three billion years of tectonic evolution from the Paleoproterozoic assembly of the Laurentian craton to...
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Elastic Least-squares Reverse Time Migration and Elastic Gauss-Newton Full-waveform Inversion
DownloadFall 2018
With the fast development of high-performance computing resources, imaging and inversion techniques in the exploration geophysics community are moving from simplified methods to more complex methods that honour as far as possible the physics of wave propagation. Multiparameter imaging and...
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Fall 2020
The advent of modern supercomputers, in conjunction with larger, more comprehensive datasets, has led to a paradigm shift in seismic imaging. Full waveform inversion is routinely employed as a tool to estimate subsurface properties of the Earth with high resolution. The method fits simulated...