The generation of equivalent sources by 3D skeletonization of the migration density field

James Brewster

International Meeting for Applied Geoscience and Energy (IMAGE)

... to a set of sources located on the skeleton lines. Rather than doing a full forward calculation, only the field due to this sparse representation...

3D density imaging of cosmic-ray muography with adjustable angular resolutions

Chenyan Wu, Dikun Yang, Zhongchang Chen, Ke Wang, Tao Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... the path. Then we develop a forward algorithm of opacity data simulation at variable plate separations to ensure the accuracy of flux calculation. In our...

Pattern Recognition in a Digital Age: A Gameboard Approach to Determining Petrophysical Parameters; #40929 (2012)

Daniel A. Krygowski and Robert M. Cluff

Search and Discovery.com

... the quick prediction of water saturation to the prediction of calculation parameters to be used in faster and more detailed interpretation methodologies...

Efficiency analysis of seepage of Baz Ali small dam, Kurram Agency using clay blanket and cut-off wall with sand filter

Arshad Ullah, Azman Kassim, Ishtiaq Alam, Muhammad Junaid, Izwan Shah Ahmad

Geological Society of Malaysia (GSM)

... unconsolidated materials (MacGregor et al., 2014; Shehata, 2006). Effect of filter on seepage quantity Filters are acclimatized in dam body to prevent...

The Art and Science of Interpreting Stratigraphy From Seismic Data

John A. Andrew

Rocky Mountain Association of Geologists

... interpretation is some mixture of judgement, opinion, estimation, evaluation, calculation, and prejudice. The term stratseis is used to distinguish...

A Deep Learning Workflow for Integrated Geological, Petrophysical, and Geomechanical Interpretation

Vanessa Simoes, Atul Katole, Bhuvaneswari Sankaranarayanan, Tao Zhao, Aria Abubakar

Unconventional Resources Technology Conference (URTEC)

... the log to have synthetic input curves, to identify and filter out this phase we included a set of primary filters through traditional methods...

Identification of vehicles from seismic signals using machine learning

Xiaoxuan Zhu, Ji Zhang, Jie Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... in parameter calculation during gradient descent training, do not vanish during the training process (Alex, 2020). Figure 1(c) demonstrates the utilization...

Research on buried hill fracture prediction based on sweet spot attributes of gradient structure tensor in dominant frequency band

Min Gong, Bo Wang, Lin Wang, Rui Wu

International Meeting for Applied Geoscience and Energy (IMAGE)

... target bodies. The specific calculation process estimates the stratum dip angle by solving the eigenvalues and eigenvectors of the gradient structure...

Augmenting 1D conductivity depth sections to include information pertaining to 2D/3D conductors

Magdel Combrinck

Petroleum Exploration Society of Australia (PESA)

..., and Macnae, 1998) to provide step current approximations for dBz/dt and Bz data, accounting for system filters and using analytical instead of numerical...

The American Upper Ordovician Standard. xv. Clay Mineralogy of Insoluble Residues from Cincinnatian Limestones, Hamilton County, Ohio: NOTES

James S. Booth, Robert H. Osborne

Journal of Sedimentary Research (SEPM)

... on the silver filters were used for the qualitative phase of this study, because the silver provides an excellent internal standard for positioning...

A method to identify subtle carbonate reservoirs

Shaoying Chang, Mengxiu Wang, Kaiyuan Ji

International Meeting for Applied Geoscience and Energy (IMAGE)

... inverse transformation for seismic sections, and then the principle component analysis (PCA) can be applied to seismic Figure1: The sections...

Method of Determining the Order of Completion of Oil Fields

N. A. Sesin, L. I. Churikov

Petroleum Geology: A Digest of Russian Literature

... the inverse proportion of the yield of the oil wells. For fields having yields from 10-300 tons per day, this value has considerable range (see Table 1...

Abstract: Monte Carlo Markov Chain Methods in Seismic Deconvolution; #90174 (2014)

Andres Medina and Mirko van der Baan

Search and Discovery.com

...ussian distribution, then 250 cycles are deployed in the averaging of the reflectivity sequences. Performance of the method is evaluated by calculation of correl...

Integrating Static and Dynamic Data to Derive Analytical Conclusions on Reservoir Performance of a Heavy Oil Carbonate Field in the Partitioned Zone, Saudi Arabia and Kuwait, #120044 (2013)

Nicole Champenoy, Dana Rowan, Gregorio Gonzalez, Shamsul Aziz, W. Scott Meddaugh

Search and Discovery.com

... in deliverability the calculation is perhaps being impacted by a small dataset and should be used with caution (data frequency is plotted in Figure 1...

Relation of Reservoir Petrophysical Properties to Horizontal Codell Production in the DJ Basin of Colorado and Wyoming, #10982 (2017).

Mick Domenick

Search and Discovery.com

...% density porosity calculation range (based on matrix and fluid density of 2.68 and 1.0 gm/cc, respectively), phih was computed in Petra for over...

Petrophysics of Oil Reservoirs in the Eromanga Basin, South Australia

D. I. Gravestock, E. M. Alexander

Petroleum Exploration Society of Australia (PESA)

... in the Eromanga Basin, South Australia. D.I. Gravestock Abstract Calculation of water saturation (Sw) in oil reservoirs requires accurate input of porosity...

Grain-Size Statistics I: Evaluation of the Folk and Ward Graphic Measures

Davis Swan, John J. Clague, John L. Luternauer

Journal of Sedimentary Research (SEPM)

..., and Friedman: Jour. Sed. Petrology, v. 38, p. 238-240. STRECOK, A. J., 1968, On the calculation of the inverse of the error function: Mathematics of Computation...

Chapter 6: Location of the Suture Zone Separating the Great Arc of the Caribbean from Continental Crust of Northwestern South America Inferred from Regional Gravity and Magnetic Data

Joan Marie Blanco, Paul Mann, Luan Nguyen

AAPG Special Volumes

... calculation, and Bouguer anomaly calculation (Garcia, 2009). Filters and Enhancements Enhancement techniques are a category of potential field methods...

Q-compensation imaging of anisotropic viscous quasi-acoustic media along wavefield propagation path

Bohan Zhang, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... has the problem of high-frequency calculation stability. The gain cut-off frequency method and stability factor method are usually used to control...

Improved Subsurface Imaging and Interpretability Through Broadband Reprocessing of Legacy Seismic Data: Examples from North West Shelf Australia

Stephen Malajczuk, Rajesh Saklani, Dean Clark, David Eastwell

Petroleum Exploration Society of Australia (PESA)

... wavelet has been obtained, it can be used within the trace-by-trace calculation of the inverse ghost operator. The data is transformed to tau-p space...

Recursive Inversion and Attribute Analysis of 3D Seismic Data Over a Four-Way Dip Structure, Gulf of Thailand

S. Thanatit, S. Ronghe

Indonesian Petroleum Association

... with the corresponding set of numbers representing seismic traces. Inverse modeling decomposes seismic data into a geological model that would create the seismic...

De-risking Wellbore Dynamics Challenges for Operational Feasibility of Dual Packer

Abhimanyu Singh, Arvind Kumar, Velerian Sanjao Lopes, Tety Benedicta Wydiabhakti, Dario Solohaga, Priyank Srivastava

Unconventional Resources Technology Conference (URTEC)

... the drilling fluid below the packer remains in a static condition, the calculation of filtration loss can be estimated using the classic filtration loss...

A Comprehensive Approach to Water Volume Estimation in Unconventional Shale Reservoirs Through Physics-Informed Statistical Modeling

Bo Gong, Aygul Kostinovsky, Mehrnoosh Saneifar, Luisa Crousse, Mason Edwards

Unconventional Resources Technology Conference (URTEC)

... for effective water production and management. Traditional resistivity-based water saturation calculation methods face challenges due to uncertainties...

The Sensitivity of Water Saturation Calculation and Modelling to the Uncertainties of the Petrophysical Inputs

Search and Discovery.com

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...