Fracture Diagnostics in Naturally Fractured Formations: An Efficient Geomechanical Microseismic Inversion Model

Meng Cao, Mukul M. Sharma

Unconventional Resources Technology Conference (URTEC)

... is developed to (1) evaluate source information based on improved nonlinear solvers, (2) extend the solvers to solve large-scale fracturing problems, and (3...

Correlation and Regression Analysis: Part 6. Geological Methods

T. C. Coburn

AAPG Special Volumes

... the regression of y-on-x as x = (y - b)/a -- Modeling nonlinear relationships, such as y = a + bx + cx2 Various other functions of the x variable can...

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

Andres Medina and Mirko van der Baan

Search and Discovery.com

... Monte Carlo (MCMC), thus producing a sparse, nonlinear deconvolution method that is potentially less prone to noise contamination. Performance tests...

Reservoir Rocks Behaving Differently

Thomas Smith

GEO ExPro Magazine

..., President of Nonlinear Seismic Imaging, Inc., introduces a suite of proprietary methodologies using these differentiating properties to address...

Abstract: Contribution of Artificial Neural Networks to the Characterization of Low Resistivity Hydrocarbon Reservoirs Using Well Log Data. An Example from the Algerian Sahara; #91210 (2025)

Leila Aliouane, Sid-Ali Ouadfeul

Search and Discovery.com

... layer, with weighted connections that are adjusted during training to minimize error. MLPs use nonlinear activation functions such as the sigmoid or ReLU...

Physics Informed Data-driven Models for Discovery of Flow Physics and Forecasts in Unconventional Reservoirs

Hardikkumar Zalavadia, Utkarsh Sinha, Prithvi Singh, Zhenyu Guo, Sathish Sankaran

Unconventional Resources Technology Conference (URTEC)

... rate-pressure relationships in unconventionals, we propose a hybrid data-driven and physicsinformed model based on sparse nonlinear regression (SNR...

The Nonlinear Inversion of Paleogeothermal Evolution: An Example from the Northern Part of the South China Sea

Xue aimin

Geological Society of Malaysia (GSM)

...The Nonlinear Inversion of Paleogeothermal Evolution: An Example from the Northern Part of the South China Sea Xue aimin GeologiaU Socitly ofMakyJia...

Generative modeling for inverse problems

Rami Nammour

International Meeting for Applied Geoscience and Energy (IMAGE)

... of acoustic data (pressure or displacement). This IP is nonlinear and large scale. Formulating its solution as an output least squares optimization problem...

Seafloor Acoustic Backscatter on the Mississippi-Alabama Outer Continental Shelf

J. Scott Laswell , William W. Schroeder , William W. Sager

GCAGS Transactions

...) moderate, (B3) moderate-high, and (B4) high. Six patterns of patchy seafloor backscatter were identified. Three patterns are nonlinear or random...

Describing Well Spacing: Dimensionality at Work

Kiran Sathaye, Dillon Niederhut, Alexander Cui

Unconventional Resources Technology Conference (URTEC)

... and parent depletion: 1) Straight line distances between wells 2) Nonlinear transformation of interwell distances 3) Voronoi tessellation polygons...

Rock Mechanical Behavior at the Inch Scale in a Thinly Laminated Unconventional Formation

Smaine Zeroug, Bikash K. Sinha, Ting Lei, John Jeffers

Unconventional Resources Technology Conference (URTEC)

... with the sonic data within an acousto-elastic model to quantify the maximum horizontal stress magnitude and rock third-order nonlinear constants. Another rock...

A Photomultiplier Photometer for Studying Quartz Grain Orientation

Andrew L. Pierson, III

Journal of Sedimentary Research (SEPM)

... photometer for studying quartz grain orientation is described. The nonlinear illumination effects caused by a phototube having a cylindrical cathode...

Formalizing Geological Knowledge--With an Example of Modeling Stratigraphy Using Fuzzy Logic

Ulf Nordlund

Journal of Sedimentary Research (SEPM)

... on the robustness and objectiveness of fuzzy methods. The main conclusion is that, due to their ability to handle qualitative data and complex nonlinear...

An Easily Constructed, Very Inexpensive, Solar Cell Transmissometer (SCT): RESEARCH METHODS PAPERS

Stephen C. Knowles, John T. Wells

Journal of Sedimentary Research (SEPM)

... of transmissometers, however, is that significant errors may result from interpretation of conventional transmissometer data because of nonlinear...

Abstract: A Framework for Time-Lapse AVO when Contrasts are Large; #90187 (2014)

Shahin Jabbari and Kris Innanen

Search and Discovery.com

... discussion with an examination of the numerical influence of the low order nonlinear terms of the series. The linear term can be shown to be equivalent...

Abstract: Robust Surface-Consistent Residual Statics and Phase Correction … Part 2; #90224 (2015)

Peter Cary and Nirupama Nagarajappa

Search and Discovery.com

... method. This dataset was acquired with three different source types as shown in Figure 2(a). Vibroseis with a nonlinear sweep was used on the roads...

Evaluation of Radial Basis Function Neural Networks in Reservoir Characterization of Caddo Member in Boonsville Field, Texas, #20219 (2013)

Tao Zhao, Kumar Ramachandran

Search and Discovery.com

..., The University of Tulsa, Tulsa, OK ([email protected]) 2 Abstract Geophysical reservoir characterization requires building a nonlinear relation between...

A Compositional Gas Flow Model for Predicting Pressure and Heating Value Distribution in Complex Pipeline Network System

L. Mucharam, K. A. Sidarto, L. S. Riza, Mubassiran, S. Sophian

Indonesian Petroleum Association

... of nonlinear simultaneous equations obtained by writing the continuity equation at each node in the system. Therefore an iterative technique, for example...

Evidence of a Permian Megatsunami Generated by the Guadalupian Bell Canyon Rader Slide

John D. Pigott, Travis W. Moreland, John S. Hornbuckle, Kulwadee L. Pigott, Fengyan Shi

West Texas Geological Society

... for the submarine slide and a fully nonlinear Bousinesq FUNWAVE-TVD program for the wave generation reveal these slides would have created within 200...

Delineating buried metallic pipes using borehole magnetic data in civil engineering

Hyoungrea Rim, Mengli Zhang, Yaoguo Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... data We develop a nonlinear parametric inversion of the borehole total-field magnetic anomaly to determine pipes locations in 3D. Given the generally...

Abstract: Sequence Stratigraphy and 3D Modeling of a Pennsylvanian Distally Steepened Ramp Reservoir: Canyon and Cisco Formations, South Dagger Draw Field, New Mexico, USA

Scott W. Tinker, Donald H. Caldwell, Michael D. Brondos, Janine L. Carlson, Denise M. Cox, William D. Demis, Jeffry G. Hamman, Leonard C. Laskowski, Kurt A. Miller, Laura C. Zahn, and Lise Brinton

Houston Geological Society Bulletin

... measured by well logs, the A1 data are treated as valid, and the log data are conditioned to the seismic using nonlinear rock and fluid physical...

A rock physics inversion method based on physics-guided autoencoder network

Zhuofan Liu, Umair bin Waheed, Ammar El-Husseini, Jiajia Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... inversion: Geophysics, 89, no. 2, M17–M32, doi: https://doi.org/10.1190/geo2023-0214.1. Liu, M., and D. Grana, 2018, Stochastic nonlinear inversion of seismic...

Extended Abstract: Predicting Shale Production with Integrated, Multi-Variate Statistics

Murray Roth and Bill Bashore Transform Software and Services, Inc

Houston Geological Society Bulletin

... analysis techniques Linear prediction techniques are also generally inadequate for production prediction, due to azimuthal and otherwise nonlinear data...

ABSTRACT: Comparative Studies of Reflectivity of Vitrinite and Sporinite

Francis T.C. Ting and Jeffry A. Sitler

The Society for Organic Petrology (TSOP)

... differences related to geologic age. The curves are Icomputer generated, nonlinear regressions. with corre]ation coefficients of 0.90. 46 1.40...

ABSTRACT: Flexural Plate Inversion with Compressive Thrusting, by Jie Tang, Ian Lerche, Jeff Cogan; #91003 (1990).

Search and Discovery.com