... A new expert system AI method for building a model of the rock property distribution on an unconformity surface (Pratt et al., 2019) presents new opportunities for greenfield exploration in complex geological environments. The method uses the inherent 3D information present in the magnetic...

... function waveform inversion petrophysical information crossplot upstream oil & gas artificial intelligence machine learning pratt Asnaashari , A. , R. Brossier , S. Garambois , F. Audebert , P. Thore , and J. Virieux , 2013 , Regularized seismic...

... Presentation Type: ORAL equation reservoir characterization geophysics multi-scale t-matrix completion method levinson inversion method pratt seg seg international exposition waveform inversion annual meeting tmc method ursin upstream oil & gas inversion jakobsen artificial...

... tomography inversion waveform tomography seg seg international exposition pratt attenuation velocity model waveform inversion geophysics inversion strategy Aldridge , D. F. , and D. Oldenburg , 1993 , Two-dimensional tomographic inversion with finite-difference traveltimes...

... Presentation Type: ORAL full waveform inversion annual meeting pratt seg seg international exposition frequency content shale sample inversion velocity model fwi receiver high resolution acoustic imaging upstream oil & gas imaging gradient aperture artificial intelligence reservoir...

... causality wavefield annual international meeting seismic imaging boundary condition seg direct waveform inversion iteration th annual international meeting pratt imaging dwi waveform inversion receiver upstream oil & gas geophysics reservoir characterization full-waveform...

... likely to be more robust than for the standard least-squares formulation; nevertheless, the resolving power of waveform inversion is mostly retained. pratt initial model tomography differential semblance objective function full waveform inversion artificial intelligence waveform inversion...

... marine 2D dataset with a variable streamer depth. geophysics syme frequency waveform tomography reservoir characterization pratt velocity analysis waveform inversion space-lag gather inversion wavefield tomography upstream oil & gas initial model tomography migration velocity...

... of the tunnel are known. This application demonstrates a combined strategy for near-surface seismic data in that FDTT provides a starting model for FWI. fwi geophysics frequency artificial intelligence full waveform inversion waveform inversion tomography pratt upstream oil & gas fdtt...

... is an efficient, effective and noise insensitive method. inversion result frequency domain gaussian noise inversion equation reservoir characterization misfit initial model application issue seg houston 2013 full waveform inversion pratt annual international meeting artificial intelligence...

... the interpretation of the shallow structures and in distinguishing fractures zones from mafic sills at the Forsmark site. fracture zone mafic sill seismic waveform tomography pratt upstream oil & gas waveform tomography velocity model sweden reservoir characterization juhlin frequency inversion...

... inversion fwi frequency virieux time domain full waveform inversion velocity model pratt operto geophysics upstream oil & gas waveform inversion overthrust model reservoir characterization boonyasiriwat Multiscale full waveform inversion using GPU Jian Mao* , Ru-Shan Wu, University...

... tomography velocity model pratt reservoir characterization frequency vale anisotropy model traveltime tomography western university glenn mcdowell eastern deep deposit inversion machine learning waveform inversion artificial intelligence waveform tomography upstream oil & gas voisey...

... velocity model inversion result university upstream oil & gas frequency reservoir characterization subspace inversion subspace method waveform inversion gradient inversion multifrequency waveform inversion artificial intelligence velocity structure pratt inversion frequency...

... estimation tomography seismic data brossier full waveform inversion waveform inversion full-waveform inversion tarantola approximation frequency domain seismic imaging pratt geophysics upstream oil & gas objective function reconstruction information artificial intelligence...

.... application fwi upstream oil & gas full waveform inversion gholami parametrization wide-aperture data fwi model seismogram reservoir characterization horizontal velocity anisotropy anisotropic fwi geophysics waveform inversion wave speed pratt thomsen velocity model inversion fwi...

.... laplace-fourier domain nankai subduction zone waveform inversion conventional objective function phase-only objective function land seismic data reservoir characterization application objective function velocity model upstream oil & gas pratt wavenumber frequency seismic data imaging...

... inversion wave equation habashy full-waveform inversion inverse modeling application integration scheme abubakar reservoir characterization frequency computational cost displacement field equation modeling approach van den berg modeling pratt inverse transform geophysics...

... upstream oil & gas pratt seismic reflection data frequency inversion strategy attenuation reservoir characterization sonic log waveform tomography waveform tomography strategy seg seg denver 2010 queen charlotte basin inversion tomography traveltime tomography velocity model...

...-D, long-offset data acquired in the Canadian Foothills. shot gather waveform inversion frequency canadian foothill inversion velocity model field data shot position reservoir characterization iteration upstream oil & gas land seismic data imaging seismic data pratt seg seg...