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The AAPG/Datapages Combined Publications Database
Showing 8 Results. Searched 200,293 documents.
Abstract: Interpolation by Angular Deconvolved prior MWNI (AdMWNI); #90224 (2015)
Mark Ng and Dan Negut
Search and Discovery.com
...), where mkx is the spatial transform model in kx , T the sampling diagonal only matrix, F’ the inverse spatial Fourier transform operator, F...
2015
Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area
M. A. H. Zuberi, E. Cho, T. Seher, R. Myklebust
International Meeting for Applied Geoscience and Energy (IMAGE)
... source. All wavefields in the derivation below are in frequency-space domain (complex quantities). The symbol † in superscript represents a Hermitian...
2023
Scalable, efficient, and adaptive simulation of frequency-domain wave propagation
Jacob Badger, Andrey Bakulin, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... and Gopalakrishnan, 2010) is a minimum residual finite element method that always produces Hermitian positive-definite systems. DPG systems are thus amenable to more...
2024
Ground Roll Polarization Filtering with Spatial Smoothness Constraints
Search and Discovery.com
... to estimate the polarization ellipse from the data. If D t is an N by 3 matrix that contains the data d(t ) over a sliding time-window t ∈ t − N 2 t N...
2013
Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)
Nirupama (Pam) Nagarajappa
Search and Discovery.com
...Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014) Nirupama (Pam) Nagarajappa AAPG Datapages...
2014
Abstract: Data Interpolation by Angular Weighted MWNI; #90187 (2014)
Mark Ng and Dan Negut
Search and Discovery.com
...), where ukx is the spatial transform model in kx , T the sampling diagonal only matrix, F’ the inverse spatial Fourier transform operator, F the forward...
2014
Abstract: Multi-component or Vector Dip Filtering Using the S-transform; #90187 (2014)
Kristof De Meersman and Majda Mihoub
Search and Discovery.com
... and one only needs to put the different techniques together. To describe our vector dip filter we start by defining the a local data-matrix D(x,f,). This 3...
2014
Seismic applications of the Radon transform and a new second-order traveltime local transform
Ehsan Soleymani, Mauricio Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... transforming data from t − x domain to ω −x domain and setting the Radon transform problem as one that entails matrix-times-vector multiplications with explicit...
2024