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The AAPG/Datapages Combined Publications Database
Showing 944 Results. Searched 195,354 documents.
A cross-shape deep Boltzmann machine for petrophysical seismic inversion
Son Dang Phan and Mrinal K. Sen
AAPG Bulletin
... traveltime. In detail, reconstructed angle gathers, porosity, and water saturation well overlay the real values at all visible events, with minor...
2022
Wave equation traveltime Kirchhoff with real data applications
Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav Vyas, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...Wave equation traveltime Kirchhoff with real data applications Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav...
2023
Mozambique Upper Fan: Origin of Depositional Units
L. Droz, D. Mougenot
AAPG Bulletin
... down-stream region, with a north-south channel flanked by thick (1.5 sec two-way traveltime) asymmetric levees, and a migrating upstream region where...
1987
Application of finite difference eikonal solver for traveltime computation in forward modeling and migration
Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff
Geological Society of Malaysia (GSM)
...Application of finite difference eikonal solver for traveltime computation in forward modeling and migration Amir Mustaqim Majdi, Seyed Yaser...
2021
Abstracts: Converted Wave Processing in the EOM Domain; #90173 (2015)
Thais A. Guirigay and John B. Bancroft
Search and Discovery.com
... will lie. These figures (2) show the traveltime errors on CSP gathers views of various offsets of h = 50, 200, and 500. AAPG Search and Discovery Article...
2015
Prediction of multiple origin overpressure in deep fold-thrust belt: A case study of Kuqa subbasin, Tarim Basin, northwestern China
Changyu Fan, Gang Wang, Zhenliang Wang, Xiaojie Han, Jie Chen, Kuaile Zhang, and Baoshou Zhang
AAPG Bulletin
... of the compaction curve from the relationship between acoustic traveltime and depth into that of sonic velocity versus VES to obtain the mean loading curves...
2021
Checkshots and Vertical Seismic Profiles: Part 7. Geophysical methods
B. A. Hardage
AAPG Special Volumes
... have one shortcoming that can limit their usefulness--the reflection events used to map the seismic sequences and the seismic facies that describe...
1992
Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)
N. Kazemi and H. R. Siahkoohi
Search and Discovery.com
... of normal move-out (NMO) correction called local stretch zeroing (LSZ) method that avoids NMO stretch. The method eliminates the theoretical curves...
2014
Abstract: Interpretation of Natural Fractures from the Traveltime Variation with Source-receiver Azimuth in the Alberta Foothills; #90172 (2014)
Draga A. Talinga, Don C. Lawton
Search and Discovery.com
... of the method to include cross-correlation of commonazimuth stacked data for both shallow and deep events. A second method applied was azimuthal traveltime...
2014
Abstract: The Effect of Microseismic Array Configuration on the Determination of Hydraulic Fracture Parameters; #90172 (2014)
Adam Baig, Ted Urbancic, Margaret Seibel
Search and Discovery.com
... to assess the efficiency of the treatment. Often, these microseismic events are recorded with sub-optimally distributed downhole sensor arrays, this has...
2014
Seismic-attribute Analysis for Gas-hydrate and Free-gas Prospects on the North Slope of Alaska
M. W. Lee, T. S. Collett, T. L. Inks
AAPG Special Volumes
... with high-amplitude events and a characteristic amplitude relative to offset behavior. However, seismic-data-driven analysis for detecting and quantifying...
2009
Method of Spatial Observations of RNP Under the Conditions of the Reef Zone of the Orenburg Cis-Urals
I. A. Mushin
Petroleum Geology: A Digest of Russian Literature
... data is accomplished by a method that provides for the use of time gradients of traveltime curves of reflected waves for various directions (3...
1963
High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study
Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc
Indonesian Petroleum Association
... in the overburden, full waveform inversion (FWI) was used to generate an updated earth model, exploiting both early arrivals and reflection events. One caveat...
2014
Improve Kirchhoff depth imaging using full-wave-equation traveltimes
Yongzhong Wang, Yang He, Alex Yeh, Faqi Liu, Bin Wang, Carlos Caldern
International Meeting for Applied Geoscience and Energy (IMAGE)
... and efficiency in generating Surface-Offset-binned common imaging Gathers (SOGs). However, traditional ray-based traveltime computation becomes less...
2023
Abstract: Computing Gridded Traveltimes from the Random Locations of Three Known Points; #90211 (2015)
John Bancroft and Xiang Du
Search and Discovery.com
... the traveltime at a fourth desired location (for 2D data). There are a num ber of methods that accomplish this task with various geometries for the three known...
2015
Abstract: Advantages and Disadvantages of Array Depth Placement and Longer Toolstring Apertures; #90187 (2014)
N. Verkhovtseva and J. Shaffner
Search and Discovery.com
... (200 trials with a maximum traveltime error of 2ms). For the most inner time residual contour, the errors vary from 50m for events 250m away from...
2014
The Application of 2D Common-Offset Common-Reflection-Surface (CO CRS) Stack Method Towards Synthetic Data
Parapaty Halley, Rachmat Sule, Teuku Abdullah Sanny
Indonesian Petroleum Association
... Reflection Surface (CO CRS) Stack method is presented in this paper. This method is based on summing up correlated events in the multi coverage data...
2009
Abstract: Application of a Tomographic Velocity Model to the Prestack Depth Migration of a Buried Valley; #90172 (2014)
Oluwafemi Ogunsuyi, Douglas R. Schmitt
Search and Discovery.com
... of a tomographic velocity model, the reprocessing of the reflection seismic and its corresponding depth migration using velocities derived from the traveltime...
2014
Figures
Search and Discovery.com
N/A
Abstract: Seismic Imaging of Imbricate Structures in Mountainous Area: Case Studies; #90211 (2015)
Nanxun Dai, Oz Yilmaz, Weizhong Wang, and Jie Zhang
Search and Discovery.com
... by nonlinear traveltime tomography that accounts for topography, and resolves lateral and vertical velocity variations. (2) Several different strategies...
2015
An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement
Andy Furniss
Indonesian Petroleum Association
... inversion uses actual pre-stack CMP gathers in the time domain to correlate with the modelled traveltime curves whereas stacking velocity inversion...
2000
An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement
Andy Furniss
Petroleum Exploration Society of Australia (PESA)
... traveltime curves, whereas stacking velocity inversion conelates the modelled raypath with a hyperbolic traveltime curve implied by the stacking velocity...
1999
ABSTRACT: Marine Crustal Reflection Profiling Offshore Santa Maria Basin Westward to Base of Continental Slope, by Anne S. Meltzer and Alan R. Levander; #91035 (2010)
Search and Discovery.com
2010
Estimating Thermal Conductivity in Sedimentary Basins Using Lithologic Data and Geophysical Well Logs (1)
FREDERIC BRIGAUD , DAVID S. CHAPMAN , and SYLVIE LE DOUARAN
AAPG Bulletin
... the basin. Of the various thermal properties of rocks, thermal conductivity is perhaps most important in this context because it has a first-order control...
1990
Growth and demise of a Paleocene isolated carbonate platform, northwest Sirte Basin, Libya: Sequence stratigraphic architecture and controlling factors
Muneer Abdalla, Wan Yang, and Salah Shaniba
AAPG Bulletin
... bounded by unconformable sequence boundaries. Those seismic sequences are ∼450–550 m thick in two-way traveltime and have an aerial extension of at least...
2023