Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 20,640 Results. Searched 200,626 documents.
Machine Learning Regressors and their Metrics to predict Synthetic Sonic and Brittle Zones
Ishank Gupta, Deepak Devegowda, Vikram Jayaram, Chandra Rai, Carl Sondergeld
Unconventional Resources Technology Conference (URTEC)
... regression, support vector regression, random forest, gradient boosting and alternating conditional expectation. We found that the commonly used multi-linear...
2019
Wind River Basin, Central Wyoming
R. Randy Ray, W.R. Keefer
Rocky Mountain Association of Geologists
... (apparent dip due to velocity pull-up) terminate against north-diDDine Precambrian reflectors. The Wind River Basin sedimentarv section amears I Ray...
1985
Towards Quantitative Assessment of 4D DAS Time Shifts for Enhanced Stimulated Rock Volume Characterization
Yesser Haj Nasser
Unconventional Resources Technology Conference (URTEC)
... and the starting depth of every stimulation stage. After Haj Nasser (2022). The monitor P-wave velocity after stimulating stage 38, shown with the blue curve...
2022
Geomechanical Modeling and Wellbore Stability Analysis Approach to Plan Deep Horizontal Wells Across Problematic Formations
Ahmed K. Abbas, Ralph Flori, Mortadha Alsaba
Unconventional Resources Technology Conference (URTEC)
... proposed to be a linear failure envelope in Mogi’s domain and works by two parameters which can be related to cohesion and internal friction angle...
2018
Critical Depth Uncertainty Analysis for Accurate Well Planning at Tangguh
Nurfiana Rachmawati
Indonesian Petroleum Association
... The success of any Pre-Stack Depth Migration project depends on the velocity model used for migration. After reprocessing, the general trend of the CBM depth...
2017
Estimating Seismic Anisotropy Parameters from Rock Properties in Wolfcamp Shales, Midland Basin
Jaewook Lee, David Lumley
Unconventional Resources Technology Conference (URTEC)
..., a variety of nonlinear regression functions practically fit the data better than the linear equation, such as logarithmic, exponential...
2022
Abstract: Quantifying Total Organic Carbon (TOC) from Well Logs Using Support Vector Regression; #90187 (2014)
Yexin Liu, Zhuoheng Chen, Kezhen Hu, and Chris Liu
Search and Discovery.com
... used in shale gas reservoir evaluation. In this study we propose an improved ΔlogR equation to calculate apparent logs (density, sonic, gamma ray...
2014
Mapping with Two-Dimensional Seismic Data: Part 7. Geophysical Methods
I. R. Gordon
AAPG Special Volumes
... a time map and a depth map. During conversion from time to depth, a velocity gradient map compensates for lateral changes in velocity, which is preferable...
1992
An Integrated Geophysical Analysis of Crustal Structure in the Wichita Uplift Region of Southern Oklahoma
Amanda Rondot Buckey
Oklahoma City Geological Society
... techniques, I picked numerous refracted and reflected phases and then performed ray-tracing modeling of these picks to build a P-wave seismic-velocity...
2012
ABSTRACT: Italy--Adriatic Sea--Barbara--A Giant Gas Field Marked by Seismic Velocity Anomaly--A Subtle Trap, by A. Ianniello, W. Bolelli, L. Di Scala; #91000 (1990).
Search and Discovery.com
1990
Seismic Detection of Fractured Reservoirs: A Case Study of a Devonian Shale Gas Field in West Virginia: ABSTRACT
Thomas H. Wilson, David E. Swimm
AAPG Bulletin
... of low-impedance intervals that extend into the middle Huron Shale. Gamma-ray logs and a velocity log from the field indicate that the basal part...
1985
Abstract: Challenges for Seismic Imaging Using Explicit Wavefield Extrapolation, by Saleh Alsaleh; #90077 (2008)
Search and Discovery.com
2008
AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 8: Integration of Capillary Top-Seal Leakage with Map-Based Fluid-Flow Modeling
Michael, G. E., P. DOnfro, and F. Eilertsen
AAPG Special Volumes
.... 76, p. 840850. The SEMI pseudo-3-D modeling tool uses ray tracing method and equation of state to model phase relationships during hydrocarbon...
2003
Subsalt Imaging: An Integrated Approach to Image Improvement of Vintage Data
Search and Discovery.com
N/A
ABSTRACT: Estimation of Anisotropy Parameters Using Intrinsic Rock Properties in a Selected Swamp Field in Niger Delta; #90115 (2010)
Iheanyichukwu P. Okorie, Francesca Osaynade, Understanding Aikulola, Noble Tamunobereton-ari, Robinson S. Dike, Samuel Olotu, and Joseph O. Ebeniro
Search and Discovery.com
... velocity accounts for suboptimal imaging especially in depth positioning and focusing even when prestack depth migration algorithm has been used...
2010
Wireline Source-Rock Evaluation in the Paris Basin: Chapter 5
Susan L. Herron, Louis Le Tendre
AAPG Special Volumes
... the organic-rich lower Toarcian shale. An 18-m interval of the source rock was cored and logged with the Gamma Ray Spectrometry Tool (GST (FOOTNOTE...
1990
Abstract: Constraining Anisotropy Lessons from 2D Modeling; #90211 (2015)
Rob Holt
Search and Discovery.com
... anisotropy affect the ray path? Is it possible to differentiate between stronger anisotropy limited to a short depth interval and weaker anisotropy...
2015
Core-Log Transformations and Porosity-Permeability Relationships: Part 5. Laboratory Methods
Walter A. Nagel , Keith A. Byerley
AAPG Special Volumes
... to log depths. Core gamma ray is commonly used for depth control and can be of great assistance only if there is sufficient gamma ray activity...
1992
Fluid Flow Modeling in the Llanos Basin, Colombia
Felipe Gonzalez-Penagos, Isabelle Moretti, Xavier Guichet
AAPG Special Volumes
... of the formation waters are used to specify up to which depth the meteoric water may be found and how the upward fresh water flow due to the smectite...
2017
Seismic Line Across the Wind River Thrust Fault, Wyoming
W.L. Basham, W.F. Martin
Rocky Mountain Association of Geologists
... of the velocity variations can be analyzed by ray tracing and by studying the near offset and far offset stacks of the seismic data. A post-thrusting...
1985
Seismic-constrained reservoir modeling and simulation for CO2 sequestration potential assessment of the Arbuckle Group: Wellington field, Kansas
Abidin B. Caf, Matthew J. Pranter, Zulfiquar A. Reza, David Lubo-Robles, Heather Bedle, and Kurt J. Marfurt
AAPG Bulletin
... equation: where V(Z) represents instantaneous velocity at depth Z, V0 is the initial velocity, k is the time-to-depth relationship established from wells...
2025
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
...-paths velocity detail, they quantify “proper rays” pathlengths and apparent- (so-called ray-), time-average-, path-mean-, and RMS- velocities. All...
Unknown
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
...-paths velocity detail, they quantify “proper rays” pathlengths and apparent- (so-called ray-), time-average-, path-mean-, and RMS- velocities. All...
Unknown
Improved 3D Seismic Imaging Expands North Sea Vision. Workstation Interpretive Depth Imaging Solves Gas Cloud Problem
Thad Dunbar, Mark Lance
Petroleum Exploration Society of Australia (PESA)
... depth 52 PESA News February/March 1999 Figure 3: Seismic cross section. 30 horizons with velocity overlay derived from ray traced based methods and wei...
1999
Reservoir Properties Inferred from Seismic Response in Areas with Minimal Log Control: Fractured Reservoirs: Origin, Description, Evaluation
J. D. Loren, J. T. Kulha, K. S. Renbarger, R. M. Sneider
AAPG Special Volumes
... or gas bulk modulus. Gassman's equation and the summation of densities are used, respectively, to arrive at acoustic velocity and bulk density...
1991