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The AAPG/Datapages Combined Publications Database

Showing 555 Results. Searched 195,364 documents.

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Uncertainty quantification of full-waveform inversion with adaptive MCMC method

Shuhua Hu, Zeyu Zhao

International Meeting for Applied Geoscience and Energy (IMAGE)

... to propose a sample in the adaptive algorithm, which further improves the efficiency. The method is implemented with acoustic FWI with frequency domain...

2023

Real-time and quantitative monitoring of CO2 injection with rapid-repeat time-lapse vertical seismic profile data

Xiaohui Cai, Kristopher Innanen, Qi Hu, Scott Keating, Matthew Eaid, Donald Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... component, geophone Hmax component, and DAS data, respectively. We apply the frequency-domain EFWI to the field data, hence, we analyze their amplitude...

2023

Abstract: Recovering Low Frequencies for Impedance Inversion by Frequency Domain Deconvolution; #90224 (2015)

Sina Esmaeili and Gary Frank

Search and Discovery.com

...Abstract: Recovering Low Frequencies for Impedance Inversion by Frequency Domain Deconvolution; #90224 (2015) Sina Esmaeili and Gary Frank Datapages...

2015

Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).

Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones

Search and Discovery.com

... a migration operator. Method and Theory Under constant-Q assumption (i.e., linear attenuation with frequency), a set of second-order visco-acoustic...

2016

Finite Difference Modeling: Part II: How to clean numeric time dispersion

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... times, we can Fourier transform û to the frequency domain at frequency f. At this point this wavefield u equals the temporally dispersion-free...

2018

Mapping Sand Fairways and Salt Structures Using Modern Techniques Applied to South Louisiana Gravity Data [Abstract]

Shawn T. Mulcahy,, Paul N. Lawless

New Orleans Geological Society

... into areas where there is less data or geologic information. We applied a series of frequency-domain filters that enhance certain aspects of the input...

2003

Abstract: Physical Testing of the Effect of Tilting on the Reflection Coefficient in an Anisotropic Material; #90172 (2014)

Miryam Ortiz-Osornio, Douglas R. Schmitt

Search and Discovery.com

... resolution in the frequency domain, and avoid aliasing, we record 30,000 samples with a sampling interval of 0.002 s. The experiments are carried out...

2014

Abstract: White Noise Suppression in the Time Domain … Part II; #90174 (2014)

Patrick Butler

Search and Discovery.com

... that the old chestnut FXDECON and many other frequency domain programs cannot do this because they are unable to determine dips with the little signal we have...

2014

Pre-drill Reservoir Evaluation Using Passive Seismic Imaging

Charles Sicking, Jan Vermilye, Ashley Yaner

Unconventional Resources Technology Conference (URTEC)

... the frequency domain signal into the cepstral domain where the wavelet occupies the lower URTeC: 2460524 2 components of the quefrency while...

2016

Bayesian variational auto-encoder for seismic wavelet extraction

Ammar Ghanim, Ricard Durall, Norman Ettrich

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the frequency domain, tedious tuning of numerous parameters is required to stabilize the process, especially when extraction windows are short. Due to the time...

2023

Thickness Estimation Using Gradient of Spectral Amplitudes from Spectral Decomposition

Tri Wuri Asri Sulistyoati, Lita Novitasari, Sonny Winardhi

Indonesian Petroleum Association

... bed have characteristic signatures in the frequency domain. Thicker beds have shorter period spectral notches than thinner beds have. Consequently...

2012

5D Interpolation Using Orthogonal Matching Pursuit (OMP) Algorithm to Recover and Reconstruct Damaged Seismic Data, a Case Study in Jb Field, North West Java Basin

Andreas Wasi Kuncoro Kaissagara, Aji Rahmat Ginanjar, Arrie Kurniawan, Dimas Pramudito

Indonesian Petroleum Association

... to conduct the study. The Orthogonal Matching Pursuit (OMP) algorithm was operated in the space – frequency domain in frequency slices. By representing...

2017

Intricate Seismic Time-Frequency Analysis in Kujung Patch Reef, Northeast Java Basin

Haryono Haryanto, Erik Yogapurana, Aditya Kusuma

Indonesian Petroleum Association

... decomposition CWT crossing the P-1 & T-1 wells produced slightly different values of amplitude response in frequency domain between gas and water...

2016

Monitoring and Imaging the Dynamics and Extent of Hydraulic Fracturing Fluid Movement Using Ground-Based Electromagnetics, With Application to the Eagle Ford Shale

Mark S. Hickey, Santiago Treviño, Mark Everett

Unconventional Resources Technology Conference (URTEC)

... a 1-D numerical model and a 3-D finite element model. The 1-D and 3-D models generate frequency domain responses using Lorentz and Coulomb-gauged...

2015

Abstract: Removing Blended Sources Interference Using Stolt Operator; #90224 (2015)

Amr Ibrahim

Search and Discovery.com

... in the frequency domain. Unfortunately, the best Radon basis that fit the data use hyperbolic or apex shifted hyperbolic travel times which are time variant and so...

2015

Application of high-end seismic imaging technologies for field development in NWS Australia

Min Lee Chua, Kai Zhao, Narcisa Lazarescu, Wai King Yong, Sergey Birdus, Alexey Artemov, Xiang Li

Petroleum Exploration Society of Australia (PESA)

... to curvelet domain with six dimensions (dip/azimuth/frequency domain and k1/k2/k3 in the spatiotemporal domain) as described by the formula below...

2019

Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia

Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... Tomography:77th EAGE Conference & Exhibition. Pratt, R. G., 1999, Seismic waveform inversion in the frequency domain, Part 1: Theory and verification...

2018

Abstract: Estimating the Elastic Properties of the Near Seabed Using Post-critical Energy; #91204 (2023)

Daniele Boiero, Claudio Bagaini

Search and Discovery.com

... the meaning of this, let us recall the decomposition operators in the frequency ray-parameter (ω,p) domain that relate Vz to P (F), Vx to P (Q), and Vx...

2023

Abstract: Anisotropy-Preserving 5D Interpolation by Hybrid Fourier Transform; #90224 (2015)

Juefu Wang and Shaowu Wang

Search and Discovery.com

... each trace from the time domain to the temporal frequency domain. We then perform interpolation for each frequency slice. The kernel involves a hybrid...

2015

Broadband seismic probabilistic AVO inversion for reservoir properties

Kun Li, Qingwen Zheng, Xingyao Yin, Yaming Yang

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Using broadband seismic data, we propose a broadband probabilistic AVO inversion in complex frequency domain to estimate reservoir properties. We first...

2023

Are Key Technological Changes of the Last Three Years Enough to Warrant Reprocessing? Interpolation and AVO Inversion for the Nisku at Brazeau; #41556 (2015)

Lee Hunt, Scott Reynolds, Mark Hadley, Scott Hadley, Jon Downton, Bashir Durrani

Search and Discovery.com

... constraint applied in the spatial frequency domain tends to ensure that the amplitude changes slowly in all four spatial dimensions including offset...

2015

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