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The AAPG/Datapages Combined Publications Database
Showing 3,665 Results. Searched 195,387 documents.
Detailed internal architecture of a fluvial channel sandstone determined from outcrop, cores, and 3-D ground-penetrating radar: Example from the middle Cretaceous Ferron Sandstone, east-central Utah
Rucsandra M. Corbeanu, Kristian Soegaard, Robert B. Szerbiak, John B. Thurmond, George A. McMechan, Deming Wang, Steven Snelgrove, Craig B. Forster, Ari Menitove
AAPG Bulletin
..., dip, and plunge (Deutsch and Journel, 1998). In most geologic data sets, the data values along certain directions are more coherent than along others...
2001
Volumetric Fault Enhancement Applications; #41869 (2016)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... subparallel to reflector dip have been suppressed. Note the improved continuity and extent of the faults where the fault enhancement algorithm has...
2016
Abstracts: Integration of Coherence and Volumetric Curvature Images; #90173 (2015)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... estimates of reflector dip and azimuth. Such reflector dip and azimuth estimates can be calculated using a complex trace analysis (Barnes, 2000...
2015
Seismic Modeling and Expression of Common Fold-Thrust Belt Structures; #42266 (2018)
Jianjun Li, Shankar Mitra
Search and Discovery.com
... a real-life processing scenar-io. The pre-stack time migrated data of each structural model was analyzed afterwards. In terms of trishear fault-propagation...
2018
Abstract: Imaging Scattered Seismic Energy in Alberta Oil Sands; #90187 (2014)
Andrew V. Barrett
Search and Discovery.com
... for steam. The purpose of migration is to move scattered energy to the position of the scatterer and to produce an accurate image of the reflector. However...
2014
Acoustic modelling with elastic AVA effects
Robin P. Fletcher, James Hobro, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
..., that augments the kinematic effects with terms that control elastic reflection amplitude effects. Introduction There is an industry trend to use...
2023
4.2 Wrench Fault Tectonics: Wrench Fault, Southeast Asia
P. D'Onfro and P. Glagola
AAPG Special Volumes
...] change dip abruptly across faults P and D on profile A-A'. Reflector R[3] changes dip across fault D on section B-B'. Change in Fault Throw with Depth...
1983
Structural Curvature versus Amplitude Curvature, #41012 (2012)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... estimates of reflector dip and azimuth that best represents the best single dip for each single sample in the volume. We refer to these calculations...
2012
Enhancing PSDM via Well Data Derived from Gradient Boosted Trees Machine Learning
Marianne Rauch, Mike Perz, Sathiya Namasivayam, Ritesh Sharma
Unconventional Resources Technology Conference (URTEC)
... and target curves. The cost function that we minimize is the mean squared error between predicted and target curves. During each URTeC 2205 2 round...
2020
Seismic-based paleoenvironmental analysis of the Paleocene carbonate shelf in Ajdabiya Trough, north-central of Libya
Abdeladim M. Asheibi
Bulletin of Canadian Energy Geoscience (CEGA)
... reefs in terms of biostratigraphy, microfacies, and depositional environment. According to Vršič et al. (2021), the Intisar reefs are seen...
2023
Exact kinematic behavior of the P-SV converted wave in a vertical transversely isotropic medium
Guillaume Cambois
International Meeting for Applied Geoscience and Energy (IMAGE)
... 13 we have γa ≥ 1, which means that θp ≥ θps. Developing Equation 18 and rearranging the terms, we have: 𝛾2 𝑅 ( 𝑎 sin2 𝜃𝑝 𝛾2 𝑎 ) = (𝛾 2...
2023
Reservoir Compartmentalization of the Morrow Sandstone at Sorrento Field, Southeastern Colorado
Sandra McDonald Mark
Rocky Mountain Association of Geologists
... in compartmentalization. Consistent picking of these discontinuous reflectors for the entire 3-D compressional seismic survey results in stratigraphic reflector maps...
1998
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
... the same point, the dipping reflector segment B is exhibiting an extended reflection area. Since stacking velocities depend on dip obviously the NMO...
1987
Seismic-based identification and stage analysis of overlapped compound sedimentary units in rifted lacustrine basins: An example from the Bozhong sag, Bohai Bay Basin, China
Sen Li, Hongtao Zhu, Changgui Xu, Hongliu Zeng, Qianghu Liu, and Xianghua Yang
AAPG Bulletin
... or dip direction crossing different parts of the sedimentary unit are characteristic of progradational seismic reflections with different reflector dip...
2019
New Models for the Origin of Shale/Salt-Cored Anticlines in the Gulf of Mexico Using a Modified Area-Constant Detachment Fold Model
John H. Spang
GCAGS Transactions
... of the models, does simplify the modeling. Ideally, the seismic line should go much farther east so that reflector 3 could be traced back to regional dip...
1999
Abstract: Seismic Imaging below Shallow Gas Cloud A Comparison between PSTM, PSDM & 4C OBC Datasets (Geophysics Paper 21)
Tan Boon Hua, Amy Mawarni M Yusoff, Gunawan Taslim
Geological Society of Malaysia (GSM)
... resolution velocity model representative of the changes in geology. Overall, the PSDM data did demonstrate improvements in terms of reflector...
2011
Abstracts: Seismic Attributes on Frequency-enhanced Seismic Data; #90173 (2015)
Satinder Chopra, Kurt J. Marfurt, Somanath Misra
Search and Discovery.com
... application would be of a dip-steered mean or median filter, which has the effect of enhancing laterally continuous events by reducing randomly distributed...
2015
A Distinctive Rock Type Classification based on Acoustic Impedance Inversion in the Baturaja Carbonate Oil Reservoir, Zulu Field, PHE ONWJ
Atmaji Nugroho, Chandra Sakti, Ermin Retnowati, Said Sabbeq, Zamzam Nurzaman
Indonesian Petroleum Association
... Field is a faulted anticline, and situated in the upthrown of Sunda half graben sub-basin. 3 way dip closure was identified as hydrocarbon trapping...
2019
Seismic Reflection Structure of Intracratonic Palmyride Fold-Thrust Belt and Surrounding Arabian Platform, Syria (1)
JOHN H. MCBRIDE , MUAWIA BARAZANGI , JOHN BEST , DAMEN AL-SAAD , TARIF SAWAF , MOHAMED AL-OTRI , and ALI GEBRAN
AAPG Bulletin
...." Like "D," reflectors "A" and "C" dip very gently (0-0.5 degrees) southeast at the southern end of MO-9. In contrast, reflector "B" has a discordant...
1990
Interpreting Fault and Fracture Lineaments with Euler Curvature; #41926 (2016)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
.... Because the reflector dip magnitude and azimuth can vary considerably across a 3-D seismic survey, it is more useful to equally sample azimuths...
2016
Delineating the Geomorphological Character of Mass Transport Deposits: Examples from Upper Leonard Formation, Midland Basin; #42499 (2020)
Paritosh Bhatnagar, Sumit Verma, Ron Bianco
Search and Discovery.com
... power, mass transport deposits are better defined in terms of their full areal extent and their morphologic features in areas affected by slope failure...
2020
Meandering Fluvial Facies Architecture Using Ground Penetrating Radar, Ferron Sandstone (Upper Cretaceous) Emery County, Utah; #41134 (2013)
Oluwasegun Abatan, Dennis Kerr, and Kumar Ramachandran
Search and Discovery.com
... was determined using strike and dip information from the internal reflector of lateral accretion deposits. Abstract Detailed investigations of meandering...
2013
Simultaneous inversion of velocity and angle-dependent reflectivity
Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai
International Meeting for Applied Geoscience and Energy (IMAGE)
..., it is essential to compute the incidence and reflection angles (or reflector dip direction) at each image point. The vector reflectivity wave equation possesses...
2023
What Causes those Annoying Stair-Step Artifacts on Coherence Volumes?; #42036 (2017)
Tengfei Lin, Kurt J. Marfurt
Search and Discovery.com
... to the reflector dip, from a previous image of specular (or conventional) imaging. In this case, the obliquity factor, Ω, is simply the mean of the vectors ps...
2017
Mid-Crustal Detachment Beneath Southern Timor-Leste: Seismic Evidence for Australian Basement in the Timor Collision Complex (and Implications for Prospectivity)
Tim R. Charlton, Dino Gandara, Ivonio Freitas, Mariano de Araujo, Maria Guterres, Francisco Tilman, Lamberto Fernandes, Dirce Nicolau, Debora Freitas
Indonesian Petroleum Association
...’ reflector (0.4-1s twt) deepens southward, although with a block-faulted morphology. The normal faults cutting the red marker tend to merge downward...
2021