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The AAPG/Datapages Combined Publications Database

Showing 1,034 Results. Searched 195,645 documents.

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Surface Prediction using Rejection Sampling to Handle Non-linear Constraints

Petter Abrahamsen, Pål Dahle, Vera Louise Hauge, Ariel Almendral-Vazquez, Maria Vigsnes

CSPG Bulletin

...So, iteration number k in the Gibbs sampler is (6) z i k k | z ( i k ) k − 1 ~ N zεBi k ( E [ z i k k | z ( i k ) k −...

2015

High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration

Jidong Yang, Jianping Huang, Tengfei Lin, Zhenchun Li, and Liang Chen

AAPG Bulletin

... iteration) (Figure 8A) can recover middle sedimentary reflectors well but cannot produce satisfactory images for left and right complicated structures...

2024

A Bayesian Framework for Addressing the Uncertainty in Production Forecasts of Tight Oil Reservoirs Using a Physics-Based Two-Phase Flow Model

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

Unconventional Resources Technology Conference (URTEC)

... practice to forecast production from tight oil reservoirs. Nonetheless, this approach: a) omits multiphase flow effects that exist below bubble point...

2020

Observations of Induction Dielectric Measurements and Their Role in Determining Thermal Maturity of Organic Mudrocks

John C. Rasmus, Dean Homan, Gong Li Wang, Natalie Uschner

Unconventional Resources Technology Conference (URTEC)

.... The petrophysical properties of kerogen change with maturity, especially the density and hydrogen index. The accepted practice of computing...

2018

Image - Rays and the Treatment of Inhomogeneity in Migration

L. Hatton

Southeast Asia Petroleum Exploration Society (SEAPEX)

... the velocities correctly. In practice, in the absence of other information, a reasonable result can be obtained in this case by ignoring the salt velocity...

1980

Development of Regional Groundwater Availability Models of the Carrizo-Wilcox Aquifer in Texas

Van Kelley, Neil Deeds, Dennis Fryar, Rainer Senger

GCAGS Transactions

... and conservation has steadily become of greater importance through practice and legislation. Because GAMs are being built as state sanctioned tools, standards...

2009

Interpretative PSDM Workflow for Solving Complex Imagery Below Faults and Carbonates Reefs in South Mahakam, Kutai Basin: An Interpreters Point of View

Cepi Muhamad Adam, Nadir Abdoun, Bertrand Duquet, Florent Bertini, Yves Le Stunff

Indonesian Petroleum Association

... was strong. Following the depth migration of current iteration, the base of the carbonate layer could be interpreted. The carbonate shape varies between...

2009

Full Integration of Seismic Data into Geostatistical Reservoir Modeling

P. van Riel, P. Mesdag, H. Debeye, M. Sams

AAPG Special Volumes

...: The Leading Edge, v. 19, no. 3, p. 242256.Castagna, J. P., and M. M. Backus, eds., 1993, Offset-dependent reflectivity: Theory and practice of AVO...

2006

Fracture Surface Extraction and Stress Field Estimation From Three-Dimensional Microseismic Data

Dylan Copeland, Alfred Lacazette

Unconventional Resources Technology Conference (URTEC)

... is extremely rare in practice and can be avoided in our algorithms. Indeed, we shall construct 𝑠𝑠 in such a way that ∇𝑠𝑠 = 0 may occur only...

2015

Probabilistic analysis of potential planar-type rock slope failure of selected Malaysian rock slopes

Afiq Farhan Abdul Rahim, Norbert Simon, Tuan Rusli Mohamed, Abdul Ghani Md Rafek, Ailie Sofyiana Serasa, Yanlong Chen, Mingwei Zhang, Lee Khai Ern, Goh Thian Lai

Geological Society of Malaysia (GSM)

... in this probabilistic analysis. Each iteration indicates unique random conditions that produce specific value of FOS. The final product of the probabilistic...

2019

Development, Testing and Field Case Histories of a Sealed Junction Multilateral Well Completion System

J. R. Longbottom, Dana Dale, Kevin Waddell, John Roberts

Indonesian Petroleum Association

...-lateral system testing, the fixturing and time required to complete one iteration of testing is substantial, and thus, a new approach was needed...

1996

Inverse Stratigraphic Modeling Using Genetic Algorithms

S. Bornholdt, U. Nordlund, H. Westphal

Special Publications of SEPM

... mutations prior to optimization population real world lnd Jny ID others iteration crossover mutation new model FIG 3 Principle of Individuals...

1999

Intervention Based Distributed Fiber Optics Allows for a Systematic Evaluation of Diverters, Limited Entry, and HVFR Fluids in the Northwest Stack Play

A. Attia, M. Lawrence, P. Chen, B. Thakur

Unconventional Resources Technology Conference (URTEC)

... respectively. In the first iteration of well design changes two stages were tested with the dynamic diversion method, rate cycling, and both showed okay...

2020

Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation

Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz

AAPG Bulletin

... in Saudi Arabia, in J. P. Castagna and M. M. Backus, eds., Offset dependent reflectivity: Theory and practice of AVO analysis: Society of Exploration...

2012

Fast Probabilistic Forecasting of Oil Production using Monte Carlo Simulations on Data Driven Acquisition of Decline-Curve Parameter Distributions

V.B.K. Chavali, W. J. Lee

Unconventional Resources Technology Conference (URTEC)

... by ‘splicing’ a terminal exponential decline trend at some time in the future, giving rise to the practice based approach of the Modified Hyperbolic rate...

2021

Unsupervised deep learning for seismic data reconstruction

Gui Chen, Yang Liu, Mi Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., to iteratively reconstruct missing traces. The input for each iteration of the ACNet is a randomly generated subset of the observed seismic data...

2023

Enabling technologies for economical and efficient cloud-based FWI

Henry A. Debens, David Knodel, Adrian Umpleby, Christos Mavropoulos

International Meeting for Applied Geoscience and Energy (IMAGE)

... be simulated at each iteration – ideally, in parallel. Many on-premises HPC systems do not have the capacity to process workloads of this scale...

2023

Cave Gulch 3-D Survey, Wind River Basin, Wyoming

Steve Natali, Roy Roux, Peter Dea, Fred Barrett

Rocky Mountain Association of Geologists

...' line C-C' is shown in Figure 8. DEPTH - - Figure 9. Vertical slice from the velocity cube input to the depth migration. This cube is Iteration...

2000

Abstract: Migration Velocity Analysis of Incomplete Data Using LSPSM CIGs; #90174 (2014)

Abdolnaser Yousefzadeh, John C. Bancroft, and Gary F. Margrave

Search and Discovery.com

...ated data with the true velocity. b) LSPSM of complete data with the velocity %10 higher than the true velocity. Figure 3: Convergence of LSPSM in 20 ...

2014

Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014)

Sanyi Yuan, Shangxu Wang, Ning Tu, and Xiang Li

Search and Discovery.com

... domain. By inverting for the curvelet coefficients, followed by applying the inverse, we obtain model updates for each iteration. AAPG Datapages/Search...

2014

Abstract: Monte Carlo Statics: The Last Frontier; #90211 (2015)

David LeMeur and Sophie Merrer

Search and Discovery.com

... RMS energy (RMS0). Each iteration processes every shot and receiver randomly to avoid bias or cycle-skipping (Dahl-Jensen, 1989). For each selected...

2015

Simultaneous Joint Inversion of Seismic and Gravity Data for Long Offset Pre-Stack Depth Migration in Northern Oman, #41569 (2015).

D. Colombo, M. Mantovani, M. De Stefano, D. Garrad, Hussain Al Lawati

Search and Discovery.com

... Workflow The velocity model building was performed since the first iteration by applying the simultaneous joint inversion of first-breaks (i.e. turning...

2015

A Southern North Sea Multi-Survey preSDM using Hybrid Gridded Tomography, #41592 (2015).

Ian Jones, Emma Evans, Darren Judd, Alan Campbell, Steve Elam

Search and Discovery.com

... employed dense continuous automatic picking of residual moveout in CRP gathers at each iteration, based on plane-wave destructors, followed by gridded...

2015

U-net based primary alignment

Ricard Durall, Ammar Ghanim, Norman Ettrich

International Meeting for Applied Geoscience and Energy (IMAGE)

... demultipled offset gathers section (misaligned). In the presented figure, there are two columns displaying the outcomes of each iteration: in total...

2023

Abstract: Gold Mineralization Related to the Evolution of a Miocene Volcanic Complex in the Southern Central Andes

M. Zentilli, T. Muija, P. H. Reynolds, J. A. Walker

Atlantic Geology

... deposits, low-grade disseminated gold mineral lzatlon occurs In several a Iteration zones controlled by roughly north-south trending fracture systems. In one...

1986

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