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The AAPG/Datapages Combined Publications Database
Showing 3,665 Results. Searched 200,630 documents.
A seasonal-dependent water velocity model for the Gulf of Mexico
Claudio Bagaini
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The density profile (not shown) and water velocity calculated with that PTC sensor have a bias as shown in Figure 2b. The histogram of the difference in water...
2024
S-wave velocity prediction using a deep learning scheme and attention mechanism
Gang Feng, Wen-Qin Liu, Zhe Yang, Wei Yang, Jian-Hua Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... Where, Re LU ( x ) = max ( x ) , Wc and bc represent the weight matrix and bias, respectively, and * represents the convolution operation, X represents...
2024
Structure of Stolz Diapir -- A Well-Exposed Salt Dome on Axel Heiberg Island, Canadian Arctic Archipelago
W.M. Schwerdtner, Martin Van Kranendonk
CSPG Bulletin
... on subvertical cliffs, there is a strong observational bias in favour of horizontal folds. Steeply plunging folds, which characterize most Gulf Coast domes (Balk...
1984
Time Frequency Gathers: An Optimal Spectral Decomposition Analysis Approach
Badsha Basu Roy
Indonesian Petroleum Association
... defining an explicit window using interpreted surfaces. This introduces interpreter bias as optimal window, and by extension, the viability...
2016
3D CSEM acquisition and inversion for appraisal of deepwater gas field
Jun Cai, Friedrich Roth, Claudia Twarz, Shenghui Li, Elias Andre Nerland, Juan-Mauricio Florez-Niño, Marjorie Nogueira, David Lippett, Kerry Nicholas, Sholan Ramnath
International Meeting for Applied Geoscience and Energy (IMAGE)
... inverted without any constraints to understand the information content and resolution of the CSEM data and avoid introducing interpretation bias when Figure...
2024
Fracture Orientation: Use of the Dipmeter Type Fracture Log
Alan Emmendorfer
Rocky Mountain Association of Geologists
... not take the same path up the borehole on subsequent logging runs. Evaluating all available data sets will help to negate any bias caused by out-of-round...
1989
Quaternary Terraces and Shorelines of the Panhandle Florida Region
Joseph F. Donoghue, William F. Tanner
Special Publications of SEPM
... the result of progradation of a paleo Apalachicola delta dur ing that time Various lines of evidence provide further clues to the or San BIas Shoal igin...
1992
Sub-Continental Sized Fracture Systems Etched into the Topography of New England
Donald U. Wise
Utah Geological Association
... evident. Thus, the observers had no idea what the results should be while they were still capable of psychological bias of the results. Two...
1974
Geomechanical Modeling of Time-Dependent Strain in the Bakken and Implications of Stress Shadow Interactions Between Hydraulic Fractures
Neil A. Peterson, Michael Mehle, Yamina Aimene
Unconventional Resources Technology Conference (URTEC)
... that heelward bias in treatment distribution of stage 2 would be amplified during rapid execution. This time-dependent stress shadow has a varying degree...
2017
Abstract: Some Aspects of Mineral Development in the Asean Region: Needs for the Promotion of Mechanisms for Overcoming Non-Technical Obstacles to International Mineral Development
J. F. McDivitt
Geological Society of Malaysia (GSM)
... question of pressure or bias. Support for core (administrative) activities will be sought in the form of grants from foundations, international...
1982
Deep Ripple Marks in the Sea
Henry W. Menard
Journal of Sedimentary Research (SEPM)
... to be one on which something can be identified; this introduces a bias toward a high number of photographs of ripple marks because the marks...
1952
Basin-scale Static Models for Unconventional Resource Plays, Example From Wolfberry in Midland Basin
Tad Gladczenko, Rachael Mays, James Hardt, Matt Houston
Unconventional Resources Technology Conference (URTEC)
... distributions. We quantified these ranges using T-square tests to estimate the range of the mean of the data as well as by evaluating the bias...
2017
Quantifying the Influence of Rock Fabric, Composition, and Electrical Double Layer on the Broadband Dielectric Dispersion of Organic-rich Mudrocks
Artur Posenato Garcia, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... is not uncommon. Figure 7a illustrates the dielectric permittivity of the synthetic samples in the x-, y-, and zdirections generated with a 2× bias...
2018
A Reservoir Geochemistry Solution to Contradictory Pre- and Post-Fracture Stimulation Well Test Results, D14STL Gas Field, Hanoi Trough, Vietnam
Christine West, P H Quah
Petroleum Exploration Society of Australia (PESA)
...,, with a slight bias towards the higher molecular weight compounds. Reservoir geochemistry plots indicated that the two samples were virtually identical...
1998
Next Generation MPFM as Alternative Solutions for Production Test Routine in Mahakam Delta
A.A. Risatrio, D. Faissal, G.L. Wijaya, R. Lastennet, M.Y. Swara, B.G. Pinquet
Indonesian Petroleum Association
... equipment (reference) and corrective action taken on the latest test to state correctly. Meanwhile, the bias in the BSW sampling versus MPFM Recording...
2017
Cyclostratigraphy for Low Resistivity Reservoir Assessment: An Example from S Field, Northern Kutai Basin
Prayoga Wahyu Pratama, Ikhsansyah Putra Pratama, Boyke Khadafi, Andy Wijaya, Ahmad Yuda Pratama
Indonesian Petroleum Association
... for determining stratigraphic elements in the shalysand interval with bias trend of GR log and provide a better correlation. A new subsurface...
2017
Seismic Description of a Complex Carbonate Porosity System; Welch Field, Permian Basin, Texas
George P. Watts, Gregory D. Hinterlong, Archie R. Taylor
West Texas Geological Society
... porosity. Wells with only core data were used only if the entire interval had been cored and analyzed, thus avoiding bias. Wells where both log and core...
1998
Seismic Data - Are We Realising Its Full Potential?
Phil Williams, Mick Cook
Petroleum Exploration Society of Australia (PESA)
... are seldom acquired in a true dip/strike sense th is degree of sampli ng bias can b e less than satisfactory. In addition to the benefits of uniform dense...
1996
Student Operator Error in Determination of Roundness, Sphericity, and Grain size
Robert L. Folk
Journal of Sedimentary Research (SEPM)
..., and great precaution must be taken to insure against operator bias. End_Page 300...
1955
Chemostratigraphic Proxy Records: Forward Modeling the Effects of Unconformities, Variable Sediment Accumulation Rates, and Sampling-Interval Bias
Paul M. Myrow, John P. Grotzinger
Special Publications of SEPM
...Chemostratigraphic Proxy Records: Forward Modeling the Effects of Unconformities, Variable Sediment Accumulation Rates, and Sampling-Interval Bias...
2000
Hourly Immersed Acquisition and Processing of Magnetotelluric Method for Noise Reduction
Alida Naufalia Aribah, Ikhsan Setyawan, Hidayat
Indonesian Petroleum Association
... to eliminate bias arising from data points (outliers) that are unrepresentative of the data as a whole. Electromagnetic noise usually causes outlier data...
2018
Dolomitization of Mississippian Carbonates in the Shell Waterton Gas Field, Southwestern Alberta: Insights from Paleomagnetism, Petrology and Geochemistry
Michael T. Lewchuk,, Ihsan S. Al-Aasm,, David T.A. Symons, Kevin P. Gillen
CSPG Bulletin
... it is difficult to attach too much weight to this. It may be merely a coincidence or it is possible that the bias is the result of incomplete...
1998
Vitrinite Reflectance as a Tool To Assess Thermal Maturity: Chapter 12: GEOCHEMICAL METHODS AND EXPLORATION
J. T. Senftle, Charles R. Landis
AAPG Special Volumes
... bias of reflectance values. Consequently, the expected rate of increase in reflectance with depth is retarded in thick sections, or the profile exhibits...
1991
Estimation of Permeability from Multi Rate Production Logging in Multilayer Reservoirs: A Case Study for Gas Condensate Reservoir
Andi Irawan, Moch Rushatmanto
Indonesian Petroleum Association
... completion, reservoir skin above 10 might be obtained if perforation is performed at insufficient underbalance condition. To avoid any bias in study...
2019
Roundness as an Indicator of Environment Along the Coast of Panhandle Florida
John D. Waskom
Journal of Sedimentary Research (SEPM)
... differences in roundness between size fractions in various depositional environments. To avoid bias in roundness determination, the writer arranged...
1958