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The AAPG/Datapages Combined Publications Database

Showing 633 Results. Searched 195,596 documents.

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Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate Characterization of Natural Fractures; #42582 (2023)

Doina Irofti, Ghoulem Ifrene, Fethi Ali Cheddad, Safouane Djemai

Search and Discovery.com

...Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate...

2023

Chapter 8: Amplitude Versus Offset

Tom Wittick

North Texas Geological Society

... for determining Poisson’s ratio over a given depth interval. Without a full-waveform sonic log one must estimate Poisson’s ratio for the strata...

1992

Amplitude Versus Offset

Abilene Geological Society

... difficult and expensive to measure. Poisson's ratio is a function of the ratio of P-wave and S-wave velocities. The full-waveform sonic tool measures S-wave...

1993

Time-Lapse Geophysics for Mapping Fluid Flow in Near Real Time: Results from a Controlled Mesoscale Experiment

Roelof Versteeg

Special Publications of SEPM

... in of full-waveform GPR inversion has not been solved: while which the data are stored in a database and a user requests we can model GPR data fairly...

2004

SYNTHETIC SEISMOGRAMS

Search and Discovery.com

N/A

Subsalt Imaging: An Integrated Approach to Image Improvement of Vintage Data, #42076 (2017).

Evans Owah, Christian Rivera, Marjolaine Lahmi, Michel Courbe

Search and Discovery.com

... results. Keywords: acoustic, deghosting, full waveform inversion, subsalt, reverse time migration surface offset gathers, tomography Subsalt Imaging...

2017

Abstract: Automatic Velocity Model Building Using Waveform Inversion and Least Squares Reverse Time Migration; #90319 (2018)

Young Seo Kim, Ali Almomin, Yimin Sun, Woodon Jeong, Yi Luo

Search and Discovery.com

..., Netherlands. ABSTRACT Full waveform inversion (FWI) is a promising technique for estimating earth parameters such as velocity and impedance by using...

2018

Reviving an old Buffalo - Breathing new life into an old dataset with modern technology

R. McGee, H. Debenham, P. Hoiles, A. O'Neill, J. Miller, A. Padman

Petroleum Exploration Society of Australia (PESA)

... are becoming mainstream. One of these processes is full waveform inversion (FWI), which can more accurately decipher complex velocity variations...

2019

Reconciliation of Measurement Differences Observed from Seismic, Well Logs, and VSP: ABSTRACT

E. B. Neitzel, T. K. Kan

AAPG Bulletin

... sonic times are reconciled by determining and comprehending multiples, Q, and dispersion factors; and (3) full waveform offset-dependent modeling...

1985

Abstract: Illuminating Reserves: A Data Driven Solution to Identifying Current and Future Reserves in the Gulf of Mexico; #90256 (2016)

Brad Torry

Search and Discovery.com

... driven by existing seismic data we investigate optimizing acquisition parameters through the application of full waveform modelling and finite difference...

2016

P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics

James Gaiser

Petroleum Exploration Society of Australia (PESA)

... and anisotropy. However, joint inversion of P- and PS-wave data in a full-waveform method without prior registration (Roure et al., 2015) may actually...

2016

Following Seismic Depth Imaging Technology for the Mexican Oil Industry: Experiences and Lessons Learned; #70232 (2016)

Sergio Chávez-Pérez, Mario A. Centeno-Miranda, Douglas A. Gómez-Reyes, Liliana Vargas-Meleza

Search and Discovery.com

... waveform inversion), and methods of frequency enhancement during advanced seismic imaging. The vogue is to use available technology to obtain reliable...

2016

Abstract: Multi-Scale 2D Acoustic Full Waveform Inversion with High Frequency Impulsive Source; #90187 (2014)

Vladimir N. Zubov, Michael P. Lamoureux, and Gary F. Margrave

Search and Discovery.com

...Abstract: Multi-Scale 2D Acoustic Full Waveform Inversion with High Frequency Impulsive Source; #90187 (2014) Vladimir N. Zubov, Michael P. Lamoureux...

2014

Handling noise in AEM inversion … implications for subsurface characterisation

Shane Mulè, Camilla Soerensen, Tim Munday

Petroleum Exploration Society of Australia (PESA)

...). The inversion algorithm allows allocation of standard deviation and the masking of noise to any part of the data which is noisy or erroneous. These data may...

2019

Australian National Ocean Bottom Seismograph Fleet Advances Conventional Exploration

Alexey Goncharov, Michal Malinowski, Dejan Sekulic, Ashby Cooper, Peter Chia, Alexander Gavrilov, Garrick Paskos

Australian Petroleum Production & Exploration Association (APPEA) Journal

... of the crust and upper mantle from full-waveform inversion (FWI), due to their recording of longoffset transmitted phases (e.g. Operto et al. 2006). New OBS...

2017

2015

ABSTRACT: Back to Basics on Broadband Seismic Amplitudes, Phase and Resolution

Andrew Long

Petroleum Exploration Society of Australia (PESA)

... stable full waveform inversion (FWI), the low frequency bias will degrade seismic resolution if not balanced properly during processing. Furthermore...

2016

Abstract: Reflection-based Traveltime Inversion Using Segment Dynamic Image Warping; #91204 (2023)

Lu Liu

Search and Discovery.com

... interval is 2 ms. The results show that SDIW-based wave-equation reflection travletime inversion method provides a good initial velocity model for full...

2023

Latest imaging advancements in Suriname shallow waters

Jing Yang, Zhihua Sun, Zhihua Su, Bei Hu, Nicolas Chazalnoel

International Meeting for Applied Geoscience and Energy (IMAGE)

...://doi.org/10.1190/1.3627937. Zhang, Z., J. Mei, F. Lin, R. Huang, and P. Wang, 2018, Correcting for salt misinterpretation with full-waveform inversion: 88th...

2023

Abstract: The Raven High Pressure Gas Field in West Nile Delta: Evolution of Subsurface Understanding From Appraisal to Development; #90310 (2017)

Mohamed Zahran, Jonathan M. Henton

Search and Discovery.com

... form inversion. This was followed by a multiscale 3D full waveform inversion (FWI) and five iterations of reflection tomography. This approach has led...

2017

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