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The AAPG/Datapages Combined Publications Database
Showing 2,007 Results. Searched 200,619 documents.
Lithofacies Mapping of Viola Limestone in South-Central Kansas, Based on Wireline Logs
E. Bornemann , J. H. Doveton
AAPG Bulletin
...) is singularly bland. However, a second vertical derivative transformation of these data is Fig. 9. Isopach map of Viola Limestone. C.I. = 10 m (33...
1983
Fracture characterization at multiple scales using borehole images, sonic logs, and walkaround vertical seismic profile
Romain Prioul, Jeroen Jocker
AAPG Bulletin
...) and the least-square fit through the TR ratio (red). Also shown are the normalized fast shear-wave velocity (solid black) and its first derivative...
2009
Abstract: Case Study: Integration of Static and Dynamic Data to Improve Geomodels in a Complex Fractured Carbonate Reservoir, by Alex Assaf and Richard Steel; #120034 (2012)
Search and Discovery.com
2012
AAPG European Region, 3rd Hydrocarbon Geothermal Cross Over Technology Workshop
Search and Discovery.com
N/A
Abstract: Coltop3D: A New Software for Structural Analysis with High Resolution 3D Point Clouds and DEM; #90171 (2013)
R. Metzger, M. Jaboyedoff, T. Oppikofer, A Viero and A. Galgaro
Search and Discovery.com
... slope, slope aspect, second derivative, curvature, flow paths, etc. (Burrough and McDonnell, 1998). But very few are dedicated to the analysis...
2013
Abstract: Estimation of Group Velocity using Slant Stack Generalized S Transform Based Method; #90174 (2014)
Roohollah Askari, Robert J. Ferguson, and Kristof DeMeersman
Search and Discovery.com
... a frequency derivative of k(f). Using the above approximations, the generalized S transform of the wavelet in station 2 can be linked to that in station 1...
2014
Abstracts: Recovery and Growth Through Openness in Oil and Gas; #90173 (2015)
Matt Hall
Search and Discovery.com
... is CC-BYSA, or Attribution Share Alike, meaning that derivative work must be attributed and licensed under the same or similar terms. Wikipedia.org...
2015
Abstract: TTI Anisotropic Depth Migration: Which Tilt Estimate Should We Use?; #90211 (2015)
Francois Audebert and Volker Dirks
Search and Discovery.com
... to the derivative of the traveltime gradient) at the emergence point. The modeling experiment, see Figure 1, is a forward problem: the dip...
2015
Geothermal Convection at Tengiz: Reactive Transport Models of Predictive Diagenesis and Evidence from the Rocks, by G.D. Jones, J.F. Collins, Y. Xiao, J.A.M. Kenter, P.M. Harris, and G. Kuanysheva, #20050 (2008)
Search and Discovery.com
2008
Predicting the Brittle-Ductile (B-D) Transition in Continental Crust Through Deep, Long Offset, Prestack Depth Migrated (PSDM), 2D Seismic Data; #40511 (2010)
Menno G. Dinkelman, James Granath, Dale Bird, James Helwig, Naresh Kumar, and Pete Emmet
Search and Discovery.com
... out in conventional wiggle-trace display and in various derivative displays in SMT’s Kingdom SuiteTM software before being delivered to clients...
2010
Intraformational Slip Surfaces in the Marcellus and Overlying Hamilton Group; #80241 (2012)
Terry Engelder and Murat Aydin
Search and Discovery.com
... in the local aperture in a 3D sense. It reveals structural- and stratigraphic-type features. • Edge is a derivative of Energy Ratio which sharpens...
2012
Carbonaceous Shales in the Araripe Basin, NE Brazil: A Potential Shale Gas Reservoir; #80309 (2013)
João Adauto Neto, Haydon Mort, Ricardo Pereira, José Barbosa, Virginio Neumann, Walter Vortisch, Osvaldo J. C. Filho, Paulo de A. L. S. Brandão, and José G. A. Pacheco
Search and Discovery.com
... weight loss and derivative curves for shale sample. The weight loss (thick red line) reflects the successive co mbustion of successively heavier organic...
2013
Orthorhombic Imaging for Orthogonal Wide Azimuth Surveys in Mississippi Canyon, Gulf of Mexico; #30391 (2014)
Yang He, Adam Gersztenkorn, Sherry Yang, Bin Wang
Search and Discovery.com
.... Taking the derivative of Equation (1), the sensitivity of the travel time with respect to slowness and anisotropic parameters can be obtained. dt/ds...
2014
Seismic Time-Frequency Analysis by Empirical Mode Decomposition; #41513 (2015)
Jiajun Han, Mirko van der Baan
Search and Discovery.com
... its analytic signal, given by, (7) (8) where prime denotes derivative with respect to time. We use equations (7) and (8) to compute instantaneous...
2015
Expanding Foothills Exploration in Muskwa-Kechika: An Integrated Approach using full Tensor Gravity Gradiometry, Magnetic Gradiometry, LIDAR, Digital Mapping, and GIS, #41538 (2015).
Mark A Davies, Joseph Barraud, Neil Dyer, and Wayne Wheeler
Search and Discovery.com
.... 404-409. doi:10.1190/1.1901394 MUSKWA·KECHIKA FTGeX SURVEY Gzz No Terrain Correction Gn Figure 1. Gzz, the vertical derivative of the gravity gradient...
2015
Surprise Production from the Lansing Kansas City Formation Cimarex, Mendota Ranch Wells, Hemphill County, Texas, #51221 (2016).
Wally Dow
Search and Discovery.com
... Wash production in the nearby Earp 60-11H well indicating vertical migration through fractures. LANSING STRUCTURE – 2nd DERIVATIVE MAP Texakoma...
2016
Target-Oriented Parameters for Curvature Attributes Computation; #42146 (2017)
Lee Hunt, Bahaa Beshry, Satinder Chopra, Cole Webster
Search and Discovery.com
... are then computed from the coefficients of the quadratic surface or second-order derivative measures. For a more detailed description of how surface...
2017
Assessing the Influence of Untrackable Horizons on Impedance Inversion; #42163 (2017)
Satinder Chopra, Ritesh Kumar Sharma, Kurt J. Marfurt
Search and Discovery.com
... to pick as many horizons as possible to construct an accurate low impedance background model. Computing the second-derivative of seismic data shifts...
2017
Fast-Track and Robust Reservoir Modeling Using Probabilistic Neural Network; #42205 (2018)
Islam A. Mohamed, Basem K. Abd El-Fattah
Search and Discovery.com
... is accomplished using derivative attributes and structural smoothing. Then, after proper well-log data conditioning, the training and cross...
2018
Revitalizing Seismic Facies Analysis; #42236 (2018)
Hongliu Zeng
Search and Discovery.com
... lines 3. Inversion generates derivative data that are not familiar to stratigraphers and sedimentologists New and simplified approach Inversion...
2018
New Method for Disassociate Rate and Permeability Evaluation in Gas Hydrate Reservoir, #80718 (2020).
Bei Gao, Shim Yen Han, Cai Hui Min, Qu Chang Wei, Chen Jichao, Hadrien Dumont,
Search and Discovery.com
... scenarios were compared, as shown in Figure 4. As you can see, the pattern of delta pressure and pressure derivative were dramatically different, so were...
2020
Seismic Modeling and Imaging - Making Waves, by Phillip Bording and Larry Lines, #40066
Search and Discovery.com
N/A
Chapter 13: Comparing Production to Structure Over the Course of Bakken Development: The Diminishing Significance of the “Sweet Spot” in Exploration
Stephan H. Nordeng, Julie A. Lefever
Rocky Mountain Association of Geologists
... derivative (dip curvature) map of the structure present on the Three Forks Formation and in doing so was able to outline the most productive portions...
2011
Exploration and Detection of Subsurface Water Using Broadband Electromagnetic Sensors
T. David McGlone
Environmental Geosciences (DEG)
... coil receiver is a simple and inexpensive instrument that measures the derivative of the magnetic field strength. It has a frequency bandwidth dependent...
1998
Well Test Analysis of Multiple Matrix-to-Fracture Fluid Transfer in Fractured-Vuggy Reservoir
W. Djatmiko, V. Hansamuit
Indonesian Petroleum Association
.... The authors analyzed 80 hours of pressure buildup following 100 hours of pressure drawdown. It was observed that pressure derivative behavior cannot...
2010