Abstract: Angle-Dependent Full Waveform Inversion; #90319 (2018)

Woodon Jeong, Constantinos Tsingas, Young Seo Kim

Search and Discovery.com

... angles under consideration at each iteration. Consequently, ADFWI can give more accurate and stable results than conventional FWI workflows...

Abstract: AI Seismic Method Reveals Hidden Details in Complex Giant Carbonate Field; #91204 (2023)

Mujeeb Oke

Search and Discovery.com

... iteratively, using varying input and process parameters. Outputs were compared with well data at every iteration to determine degree of fit. From platform...

Pre

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Heterogeneous Anisotropic Elastic Finite Difference Method for Irregular Grid

Search and Discovery.com

The Application of PSDM VTI Method to Generate a Velocity Model That Can Solve the Mistacking Problem

Aulia Ahmad Nafis, Hasan Nurudin, Ikhsan Hanurogo, Bagus Sapto M, Ahmad Zaenudin

Indonesian Petroleum Association

... every iteration process until far offset (PSDM anisotropic). Then CIP Pick will identify the event on the seismic gather automatically and calculate...

A deep learning-based inverse Hessian for full-waveform inversion

Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... deblurring network are then transferred to the next FWI iteration to expedite convergence. We demonstrate the effectiveness of the proposed approach...

Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology

Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah

Indonesian Petroleum Association

..., as shown in Figure-7. Notice that even the 2nd iteration result Figure-6c is better compared to the 1st iteration in Figure-6b and also the original...

Assessing the Mesaverde Basin-centered Gas Play, Piceance Basin, Colorado

K. C. Hood, D. A. Yurewicz

AAPG Special Volumes

... resources. In practice, however, regional assessments are commonly done early in the exploration history of a basin when the number of wells within the play...

Geometric models of porosity reduction by ductile grain compaction and cementation

Maryam A. Mousavi, Steven L. Bryant

AAPG Bulletin

... within the packing is arbitrary, but in practice, it is limited by time constraints. The number of spheres chosen for the packing affects the choice...

Modeling the Unconventional Way: A Novel Midland Basin Case Study on How to Simulate Reservoir Models Without Altering Stimulated Fracture Geometries

C. Lance Reynolds, David Brannan

Unconventional Resources Technology Conference (URTEC)

.... Petrophysics are mineralogy derived, facies biased and DFIT calibrated. Rel-perm is associated with facies distributions and serve as the primary iteration...

Application of interpolation to regional 2D data to produce 500,000 km2 of 3D data to visualise exploration plays along the east coast of India

Daniel Milo David Davies, Andrew M. King, Subodh Notiyal, Asit Kumar

International Meeting for Applied Geoscience and Energy (IMAGE)

... flow Figure 3– Data before and after initial amplitude matching along a fence line that traverses many seismic lines The first iteration was used...

Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)

S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva

Geological Society of Malaysia (GSM)

... depth for 1st iteration and 3rd iteration. Notice how the histograms have converged from being bi-modal (some zones too slow and some too fast...

Gabor Deconvolution: Surface-Consistent and Iterative

Search and Discovery.com

... of the deconvolution operator constructed for each trace. Each iteration requires a complete re-analysis of the raw input data. We demonstrate on real data...

Abstracts: Accurate Declipping Hybrid Algorithm for Ground Penetrating Radar Data; #90173 (2015)

Akshay Gulati and R. J. Ferguson

Search and Discovery.com

... is iterative and typically projects consecutive solutions onto consecutive properties sets. Each iteration is followed by the NFFT kernel, which...

LTRO Workflow for Fast Turnaround Field-Optimisation Studies and Efficient Development Decisions, #42190 (2018).

Cristian Masini, Sergey Ryzhov, Dmitry Kuzmichev, Rina Bouy, Saeed Majidaie, Denis Malakhov

Search and Discovery.com

... AT TIMESTEP Iteration 1 WCT based on actual data Initial OWC WCT QC Plot WCT based on ROCM next STOIP QC Plot iteration POSEIDON generates parametrized...

The Challenge of Applying New Technologies to Exploration in a Sub Andean Basins

Marcelo Benabentos, Pedro Muñoz, Juan Uribe, Francisco Ortigosa, Dewi Jones

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... to be considered in practice. Source effort has the more environmental and economic impact in the Sub Andean basins. High fold is desirable in order to improve S/N...

Constructing Sandstone Provenance and Classification Ternary Diagrams Using an Electronic Spreadsheet

Khandaker M. Zahid, David L. Barbeau Jr.

Journal of Sedimentary Research (SEPM)

...). Quantifying the relative abundance of different framework mineral components of sandstone is a common practice in the determination of sedimentary...

Theory of Nuclear Transmission Densitometry Applied to Sedimentology and Geotechnology

Peter V. Meyers, Wesley J. Van Sciver, Adrian F. Richards

Journal of Sedimentary Research (SEPM)

... density values without continually making corrections or resorting to the Whitmarsh (1971) iteration procedure. APPLICATION As the basic equation...

Assessment of Rate Normalization and Pressure Deconvolution Techniques to History-Match and Forecast Production of Tight-Oil Reservoirs Using a Physics-Based Rate-Time Model

Leopoldo M. Ruiz Maraggi, Larry W. Lake, Mark P. Walsh

Unconventional Resources Technology Conference (URTEC)

.... To account for BHP changes, rate normalization is often used. Rate normalization is the practice of using a pressure-normalized rate (flow rate divided...

A practical approach for applying Bayesian logic to determine the probabilities of subsurface scenarios: Example from an offshore oilfield

P. Craig Smalley, Christopher D. Walker, and Paul G. Belvedere

AAPG Bulletin

..., the posterior from the previous iteration becomes the prior for the next. In practice, it is difficult to elicit a completely unbiased view...

Effect of Relative Permeability on Modeling of Shale Oil and Gas Production

Hamid Behmanesh, Chris R. Clarkson, S. Hamed Tabatabaie, Louis Mattar

Unconventional Resources Technology Conference (URTEC)

... that can be expected in practice. In summary, for wells producing with a declining flowing pressure profile (as in Example 3), the following observations...

Robust Uncertainty Quantifications of Fracture Geometries Through Automatic History Matching with Application in Real Shale Gas

Yuchen Xiao, Chuxi Liu, Wei Yu, Kamy Sepehrnoori, Corwin Zigler

Unconventional Resources Technology Conference (URTEC)

... into the embedded discrete fracture model (EDFM), along with a reservoir simulator to obtain the first iteration modeling results. The task now is to define...

Mapping of Salt Structures in the Gulf of Mexico Using Marine CSEM

J.J. Zach, M.A. Frenkel, P. Lindhom, A.M. Ostvedt-Ghazi, A. Kumar, T. Pham

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... inversions; this implies that only receivers which do not exhibit resistive anomalies can be included in building the starting model. In practice...

Advances in Micromodeling using Resistivity Borehole Images

John G. Manchuk, David L. Garner, Clayton V. Deutsch

CSPG Bulletin

...-sand (Herrick, 1988) and is not theoretically justified; however, all functions used in practice that relate resistivity to reservoir properties...

A Machine Learning Approach to Basin Scale Inventory Forecasting and Development Planning that Accounts for Complex Well Interactions

Charles Connell, Kyle LaMotta, Clark Munger, Joe Wicker

Unconventional Resources Technology Conference (URTEC)

.... Introduction A common practice when creating forecasts for inventory locations is to create a type curve for an AOI (could be a single target bench...