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The AAPG/Datapages Combined Publications Database
Showing 5,194 Results. Searched 200,685 documents.
Production Forecasting in Shale Volatile Oil Reservoirs Using Reservoir Simulation, Empirical and Analytical Methods
Ibukun Makinde, W. John Lee
Unconventional Resources Technology Conference (URTEC)
...܍ ܜ where m and a are the slope and intercept of the log-log inverse material balance time (MBT) vs. time plot as in the expression below: ܙ ൌ ...
2016
A denoising diffusion probabilistic modeling (DDPM) approach for predicting CO2 plume evolution from seismic shot gathers
Alexander Y. Sun, Zi Xian Leong, Tieyuan Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... generative model, is trained to learn the inverse mapping between the seismic gather shots and CO2 plume shapes, with quantification of the prediction...
2023
Hamiltonian Monte Carlo based time-lapse seismic FWI and uncertainty quantification in CO2 monitoring: A VSP feasibility study
Jinji Li, Kristopher A. Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
... is the inverse covariance matrix of the data and the model. (6) (8) We now can outline a fundamental workflow for implementing HMC in the context...
2024
On the stability of stress inversions from earthquake mechanisms and choosing the fault plane
Adam M. Baig, Sepideh Karimi, Aaron Booterbaugh
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and the condition number of the inverse matrix (right). Each point is a stress inversion, and it’s colored by the median Kagan angle from the averaged moment...
2024
Pre-Stack Inversion to Seismic Rock Type Predictability (SRT) Case Study: Gabus Zone 3B in Belanak Field
Baskoro Arif Kurniawan, Maria Fransisca Meirita, Aguslianto Efendy Harahap, Haniva Navilova, Willy Gunary Abadi
Indonesian Petroleum Association
.... In this study, seven angles were generated in angle gather generation process, (Figure 9). Inverse Q Filter The Inverse Q has been applied...
2019
Case Study: Implemented Anionic Slurried Friction Reducer in High-TDS Water Reduces Treating Pressure and Improves Surface Efficiency, Friction Reduction, and the use of Recycled Water
Michael Mast, Federico Zamar, Liang Xu
Unconventional Resources Technology Conference (URTEC)
..., commonly high TDS produced water. The most commonly used FRs in the Permian Basin are inverse emulsion partially hydrolyzed polyacrylamide (HPAM...
2020
Abstract: Full Waveform Inversion of Crosswell Seismic Data Using Automatic Differentiation; #90187 (2014)
Danping Cao and Wenyuan Liao
Search and Discovery.com
... on the accuracy and efficiency of the gradient computation. The adjoint state method has been introduced in the theory of inverse problems in the 1970s (Chavent...
2014
Abstract: Simultaneous P-P and P-S Waveform Inversion Algorithm Using Pre-Stack Time Imaging Method ; #90187 (2014)
Hassan Khaniani, John C. Bancroft, and Eric von Lunen
Search and Discovery.com
..., Calgary, AB, Canada The methodology is fast compared to corresponding depth migration techniques in forward and inverse iterations however, since we...
2014
Abstract: Elastodynamic FWI Efficiency Study With Partial Stacking in 2D; #90224 (2015)
Vladimir N. Zubov, Gary F. Margrave, and Michael P. Lamoureux
Search and Discovery.com
... Inversion, as well as many other inverse problems in physics, is known for its mathematical and computational complexity. This contributes...
2015
-- no title --
user1
Search and Discovery.com
.... There are two approaches to perform the necessary time shift on the pre- migration seismic data. The first approach involves directly applying the inverse...
Unknown
New Models for Time-Cumulative Behavior of Unconventional Reservoirs Diagnostic Relations, Production Forecasting, and EUR Methods
Wajid Yousuf, Thomas A. Blasingame
Unconventional Resources Technology Conference (URTEC)
... (t ) [ q (t )] dt Arps' "Inverse Loss-Ratio" Function: D (t ) = 1 d q...
2016
Assessment of the Reliability of Reserves Estimates of Public Companies in the US and Canada
Diana Gomez, W. John Lee, Duane McVay
Unconventional Resources Technology Conference (URTEC)
... with the initial reserves estimates at time zero are presented in an inversecumulative distribution function (inverse-CDF) (Fig. 1). In this paper we will use...
2019
AAPG Archie Series, No. 1, Chapter 11: High-resolution Techniques
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
.... The first component, termed log convolution modeling (LCM), uses a high-resolution earth model and convolution filters to invert all the logs that can...
2006
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
... processing, wavelet processing, coherency enhancement, attenuation analysis, multi-parameter color displays, forward and inverse modeling...
1978
Subsurface uncertainty quantification with deep geologic priors: A variational Bayesian framework
Ashutosh Tewari, Brent Wheelock, Jacob Clark, Dallas Foster, Matthew Li, Youssef Marzouk
International Meeting for Applied Geoscience and Energy (IMAGE)
.../multi-modality of the resulting inverse problems continue to present a formidable challenge for Bayesian methods. Towards the goal of scalable subsurface...
2022
Microseismic Event Location Using Multiple Arrivals: Demonstration of Uncertainty Reduction
Zhishuai Zhang, James W. Rector, Michael J. Nava
Unconventional Resources Technology Conference (URTEC)
... advanced processing, has been routinely conducted by industry. As an inverse problem, the microseismic event location in downhole monitoring can...
2015
AMS: A Petrofabric Tool to Measure Fabric Anisotropy Across Shale Units
Gerhard Heij, Douglas Elmore, Jennifer Roberts, Alex K. Steullet, Shannon A. Dulin, Sarah Friedman
Unconventional Resources Technology Conference (URTEC)
... of inverse AMS fabrics needs to be evaluated. A magnetic fabric is referred to as inverse when K1 parallels the pole to foliation and K3 parallels...
2015
The emergence and impact of scientific machine learning in geophysical exploration
Umair bin Waheed
International Meeting for Applied Geoscience and Energy (IMAGE)
... but also align with established physical laws (Jin et al., 2021). Similarly, SciML has found a number of applications in geophysical modeling and inverse...
2023
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)
... deconvolution. Initial efforts posed the Radon transform computation as an inverse problem in the ω − x domain. The latter is the classical approach...
2024
Bayesian joint inversion of controlled source electromagnetic and magnetotelluric data to infer presence of a freshwater aquifer offshore New Jersey
Daniel Blatter, Kerry Key, Anandaroop Ray, Chloe Gustaffson, Rob Evans
Petroleum Exploration Society of Australia (PESA)
... is the uncertainty in the estimated model parameters. Most geophysical inverse problems are non-unique – meaning that, depending on how we choose...
2019
Bayesian geophysical inversion with Gaussian process machine learning and trans-D Markov chain Monte Carlo
Anandaroop Ray, David Myer
Petroleum Exploration Society of Australia (PESA)
... is the ability to model the earth with a low dimensional representation. There exist various approaches to solve the inverse problem. However, most methods do...
2019
Quantitative Modeling of the Dynamic Evolution of Salt Structures
Kenneth Petersen, Ian Lerche
GCAGS Transactions
... seismic and/or well data, is presented. The present-day shape of a salt structure is constrained by an inverse non-linear procedure which determines...
1992
Fracture Diagnostics in Naturally Fractured Formations: An Efficient Geomechanical Microseismic Inversion Model
Meng Cao, Mukul M. Sharma
Unconventional Resources Technology Conference (URTEC)
.... Schematic for inverse model estimating source parameters Hydraulic fractures connected to a wellbore are propagated in a naturally fractured...
2022
Sedimentary Structure and Environment of Some Thick Sandstone Beds of Turbidite Type
David H. Chipping
Journal of Sedimentary Research (SEPM)
... Peninsula, show distinctive sedimentary structures. The sandstones show normal grading, some localized inverse grading, and contain both convolutions...
1972
Abstract: Characterizing Dipping Fractures from P-wave Amplitude Versus Azimuth Studies; #90187 (2014)
Jon Downton and Hampson Russell
Search and Discovery.com
.... There are seven unknown parameters for six data basis functions so the inverse problem is fundamentally undetermined. This is consistent...
Unknown