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The AAPG/Datapages Combined Publications Database
Showing 5,195 Results. Searched 200,626 documents.
ABSTRACT: Theoretical bases for mapping oil-&-gas fields within Black Sea North-Western shelf by means of seismic-and-gravity modeling; #90109 (2010)
B. Gablovskyy, T. Fedchenko, O. Petrovskyy, N. Gangenko, V. Sujatinov
Search and Discovery.com
... seismic-and-gravity inversion performed by means of 3D model construction and inverse problem solution. That’s what was done for regional study...
2010
ABSTRACT: Hydrocarbons prospecting using integrated geophysical methods (magnetotelluric soundings, gravity and magnetics) in the external flysch zone (Eastern Carpathians, northern Moldavia); #90109 (2010)
Laurentiu Ionescu, Beatrice Ionescu, Doru Marinescu, Mihai Iulian Nedelcu, Iosif Balint, Oliver Livanov, Dan Pomarjanschi, Olguta Pomarjanschi
Search and Discovery.com
... to obtain several 2D models from solutions of inverse problems. There has been direct comparison of spatial elements of potential-field anomalies...
2010
ABSTRACT: New Insight into the Oil and Gas Prospects and Geological Structure of the NW Black Sea Shelf by Integrated Seismic and Gravimetric 3D Geo-Modelling; #90109 (2010)
O. P. Petrovskyy, B. L. Krupskyy, V. V. Gladun, P. M. Chepil, P. M. Melnichuk, T. O. Fedchenko, B. B. Gablevskyy, O. A. Kitchka, O. G. Tsiokha, M. E. Gerasimov, S. V. Koltsov, I. S. Chupryna
Search and Discovery.com
... inverse seismic-and-gravity problem solution initial gravity field deviation of 96 mGal was reduced to 1.339 mGal. Geological adequacy of the final geo...
2010
ABSTRACT: Recent Trends in Offshore Exploration: More Data, Less Model; #90118 (2011)
Guillaume Cambois and Mazin Farouki
Search and Discovery.com
... aspect of the general inverse theory that ill-posed problems need additional constraints to be resolved. These constraints often take the form...
2011
ABSTRACT: An Integrated Approach to Reservoir Characterisation and Evaluation of Complex Reservoirs in Upper Assam; #90118 (2011)
Deepak Kapoor, Sarvesh Mallik, and Kalika Prasad
Search and Discovery.com
... of log analysis and core studies have been integrated to arrive at a representative model, for interpretation based on inverse modeling technique...
2011
Effects of Reservoir Compartmentalization on Bitumen Quality in the Athabasca Oil Sands Deposits, NE Alberta
Milovan Fustic
Search and Discovery.com
... property variation in various areas may show anomalous inverse gradients, and even off-sets in compositional trends coinciding with geological...
Unknown
Phase Unwrapping: A Review of Methods and a Novel Technique
Sam T. Kaplan
Search and Discovery.com
... ourselves with a transform that maps a signal from the time domain to the complex cepstrum where the signal is filtered before performing the inverse...
Unknown
Abstracts: Seismic Attributes on Frequency-enhanced Seismic Data; #90173 (2015)
Satinder Chopra, Kurt J. Marfurt, Somanath Misra
Search and Discovery.com
... of random noise: Mean, alpha-trimmed mean, and median filters are commonly used during processing to suppress random noise. A more desirable...
2015
Abstracts: Full Waveform Inversion Using One-way Migration and Well Calibration; #90173 (2015)
Gary F. Margrave, Robert J. Ferguson, and Chad M. Hogan
Search and Discovery.com
... is formulated as a generalized inverse problem that requires only a forward modelling code, it's adjoint, and an iterative numerical-solver (usually...
2015
Abstract: Seismic Attenuation (Q) Estimation from VSP Data; #90211 (2015)
Chuandong (Richard) Xu and Robert Stewart
Search and Discovery.com
...-derived Qp curve shows an inverse linear relationship with the VSP-derived Vp/Vs curve. Finally, the bulk value of Qp, Vp/Vs and Vp are estimated...
2015
Abstract: Model Parametrization Strategies for Newton-Based Acoustic Full Waveform Inversion; #90224 (2015)
Amsalu Y. Anagaw
Search and Discovery.com
... compared to gradient-based methods. However, fast convergence rate in Newton-based method comes at the expense of solving the inverse of a large dense...
2015
Abstract: Multiple Attenuation Using MultiFocusing Technology; #90224 (2015)
Marianne Rauch–Davies, Alex Berkovitch, Kostya Deev, and Evgeny Landa
Search and Discovery.com
.... The common-reflecting-element (CRE) method (non-uniform asymmetric multifold system): Expl. Geoph., 19, 71–75. Hampson, D., 1986. Inverse velocity...
2015
Abstract: Three-Dimensional Geological Model of Onshore Lebanon; #90273 (2017)
Rachad Ghanem, Issam Boujaoude
Search and Discovery.com
... 19,050 pseudo (virtual) wells and 1,171 faults which were derived from maps and cross-sections in addition to a digital elevation model. The inverse...
2017
Abstract: Regional Assessment of the Eagle Ford Group of South Texas, USA: Insights from Lithology, Pore Volume, Water Saturation, Organic Richness, and Productivity Correlations; #90285 (2016)
Ursula Hammes, Raymond Eastwood, Guin McDaid, Emilian Vankov, Jeffrey Yarus, Amin Gherabati
Search and Discovery.com
..., and multivariate statistical analyses evaluated the impact of these variables on productivity. For example, TOC and Vclay show an inverse relationship which...
2017
Abstract: Molecular and Isotopic Composition of Associated and Nonassociated Gases and Evolution of Gas in the Berea Sandstone, Eastern Kentucky; #90308 (2017)
T. Marty Parris, Paul C. Hackley, Steven F. Greb, Cortland F. Eble
Search and Discovery.com
...), measured on three OAG and two NAG samples, show progressive enrichment in 13C with progressively higher molecular weight. When plotted versus the inverse...
2017
Abstract: Defining the Geologic and Economic Limits of the Marcellus Wet Gas Play; #90308 (2017)
Matthew C. Weinreich
Search and Discovery.com
... has an inverse correlation to liquid yield and hydrocarbon molecule size but a positive correlation to reservoir pressure and porosity development...
2017
Abstract: Seismic Driven Multistage Reservoir Characterization Process of Thinly Sand-Shale Interbedded Deltaic Reservoirs A Case Study from the Tapti Daman Sector of Mumbai Offshore Basin, India;
Uday Singh, Aninda Ghosh, Ajeet Pandey, Manisha Sarma, Hari Kirat Singh
Search and Discovery.com
... shows linear and inverse relationship with effective porosity (PHIE) in sands and biasing with facies. Effective porosity vs. water saturation relation...
Unknown
Abstract: 3-D Magnetotelluric (MT) Modelling Using Transient Electromagnetic (TEM) Data as Constraints for Imaging the Geothermal Reservoir in Saudi Arabia; #91209 (2025)
Abdul Latif Ashadi, Bülent Tezkan, Pritam Yogeshwar, Tilman Hanstein, Panagiotis Kirmizakis, Abid Khogali, Ahmed AlShaibani, Pantelis Soupios
Search and Discovery.com
... shallow data was also incorporated into the starting model to optimize the 3D MT inversion. Thus, unconstrained and constrained inverse models...
2025
Modeling of Evolution of Transgressive Sediments on the Northern Adriatic Sea after the Last Glacial Maximum, by James P.M. Syvitski, Yu'suke Kubo, Eric W.H. Hutton, and Albert J. Kettner, #50036 (2006).
Search and Discovery.com
2006
Controls from Channel Formation in Deep Water Distributive Systems, by David Hoyal, Benjamin A. Sheets, Christopher M. Edwards, and Roger B. Bloch, #50090 (2008).
Search and Discovery.com
2008
A Generalized Inverse Method for Testing Depth-Dependent Extension Models at Highly Extended Continental Margins, #30210 (2011)
Alistair Crosby, Nicky White, Glyn Edwards, Mark Thompson, Richard Corfield, Laura Mackay
Search and Discovery.com
...A Generalized Inverse Method for Testing Depth-Dependent Extension Models at Highly Extended Continental Margins, #30210 (2011) Alistair Crosby...
2011
Geologically Driven Joint Inversion of Gravity, Seismic and Well Data: A Step Forward in Understanding of Geological Structure and Reducing E&P Risks; #70282 (2017)
Oleksandr Petrovskyy, Tetyana Fedchenko
Search and Discovery.com
... as the natural uniqueness class. Instead, the inverse problem should be redefined so the inversion is not only constrained by prior information, but also driven...
2017
Subsalt 3-D Modeling and HC Reservoir Prediction with Scarce 2-D Seismic Datasets: Can We Obtain Reliable Results?; #70283 (2017)
Tetyana Fedchenko, Oleksandr Petrovskyy
Search and Discovery.com
... the inversion, resulting the unique solution of the inverse problem. 4. Maximum available G&G information like seismic, well log, petrophysical and other data...
2017
When the Syn-Depositional Climatic Variations Influence My Source Rock Properties The Case Study of the Vaca Muerta, #51523 (2018).
Alain Lejay, Johannes Monkenbusch, Lionel Martinez, Gregory N. Boitnott, Laurent Louis, François Gelin
Search and Discovery.com
... incorporating gradually more radiolarians, bioclasts or also develop cementation (nodules). During transgressive periods (TST), the inverse...
2018
Taphofacies Model for Coquina Sedimentation in Mero Field; #42602 (2025)
M. dos Reis Rodrigues, J. Favoreto, J. Plantz, T. Schafer, M. Andrade, L. Borghi
Search and Discovery.com
... and inverse gradation, plane-parallel orientation, bioerosions, butterfly valves, pore, and fracture fillings with carbonates and silica. The taphofacies...
2025