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The AAPG/Datapages Combined Publications Database
Showing 18,837 Results. Searched 200,636 documents.
Fabric Pattern in a Basal Till Succession and Its Significance for Reconstructing Subglacial Processes: Reply
Nicolaj K. Larsen, Jan A. Piotrowski
Journal of Sedimentary Research (SEPM)
... the variability of clast axes' lengths and their ratios throughout a spectrum of shapes in pebble and cobble size classes. This is in accord with earlier...
2005
Abstract: Stabilizing Seismic Absorption Compensation; #90171 (2013)
Changjun Zhang
Search and Discovery.com
.... Introduction Seismic absorption compensation is commonly implemented by means of inverse Q filtering or spectrum whitening (Yilmaz, 2000). Inverse Q filtering...
2013
Tuning Effects' Impact on Seismic, by Gwang Lee, Keumsuk Lee, and Han Kim, #40474 (2009)
Search and Discovery.com
2009
Identifying Gas Channel Sweet Spots through Multi-Component Seismic Interpretation, #41536 (2015).
Murray Roth
Search and Discovery.com
... and permeability. Across this spectrum of reservoir types the similar objective is to identify drilling “sweet spots” using available seismic and other E&P data...
2015
New Technology to Acquire, Process, and Interpret Transient EM Data; #41579 (2015)
Anton Ziolkowski, Richard Carson, David Wright
Search and Discovery.com
... levels, say +I and -I, at pseudorandom integer multiples of a fixed time Δt. The PRBS has a frequency spectrum that is flat in the range 1/ NΔt ≤ f ≤ 1...
2015
Interpreting Seismic Amplitude Volume Technique Attributes; #42051 (2017)
Luis Vernengo, Eduardo Trinchero, Maximiliano Garcia Torrejon, Ignacio Rovira
Search and Discovery.com
... of this approach called high-frequency AVT was also described, wherein the workflow is applied to input seismic data after its bandwidth is broadened, i.e....
2017
Seismic Prospecting for Gas-hydrate and Associated Free-gas Prospects in the Milne Point Area of Northern Alaska
T. L. Inks, M. W. Lee, W. F. Agena, D. J. Taylor, T. S. Collett, M. V. Zyrianova R. B. Hunter
AAPG Special Volumes
... be seen in Figures 2 and 3, the reprocessing, which included wavelet compression, interbed multiple suppression, and broadening of the frequency spectrum...
2009
Abstract: Joint Time-Frequency Analysis of Ground Penetrating Radar Signals Over Sedimentary Deposits, by S. Guha; #90087 (2009).
Search and Discovery.com
2009
Abstract: Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition, by Chen Wujin and Wu Anchu, #90188 (2014)
Search and Discovery.com
2014
Study on the Downhole Influence Factors of Radio Frequency Identification Technology
Search and Discovery.com
N/A
Stratigraphic Context: Cyclostratigraphy, Magnetostratigraphy, and Seismic Stratigraphy
Héctor A. Leanza, Diego A. Kietzmann, María P. Iglesia Llanos, Melisa Kohan Martínez
AAPG Special Volumes
... cycle thickness and Blackman-Tuckey spectrum of Arroyo Loncoche section (A-B) and El Ministerio section (C-D), showing the presence of the low-frequency...
2020
Reservoir Modeling and Simulation of the Fullerton Clear Fork Reservoir, Andrews County, Texas
Fred P. Wang, F. Jerry Lucia
AAPG Special Volumes
... consistency among these data.METHODSA complete spectrum of geologic, petrophysical, geophysical, and engineering data were used to build 3-D geologic...
2012
Catchment Geomorphology and Its Relationship with Streamflow A Case Study of Selected Drainage Basins in Peninsular Malaysia
C. H. Peh
Geological Society of Malaysia (GSM)
... and these are: basin area, Shreve magnitude, frequency of 1storder streanlS, bifurcation ratio, ruggedness number and drainage density (Tables 1 & 2). Topographic...
1986
SoundBal: Two-Phase Production Logging by Integrating Mass Balance and DAS-Based Speed of Sound
Peyman Moradi
Unconventional Resources Technology Conference (URTEC)
... at 10 kHz can derive a reliable equivalent estimate of distributed temperature gradient using only less than 0.02% of its frequency content. Despite...
2025
Parameterizing and Block-Averaging Electrical Characteristics of a Reservoir: an Essential part of Electrical/Electromagnetic Evaluation of Production Process: Reservoir Characterization and Modeling
A. J. Mansure
AAPG Special Volumes
... Alberta, June 6-9, 1982. 5. Pihlman, M. and P.E. Harben, Low Frequency Electromagnetic Cross-Borehole Imaging, UCRL--99769, International Symposium...
1991
Seismic Based Characterization of Baturaja Carbonate at 3D Topaz Area; #50531 (2012)
Indra Yuliandri, Totong Usman, and Muharram Panguriseng
Search and Discovery.com
... limestone. Because of the broad-spectrum of diagenesis that affects carbonate rocks, the final porosity in carbonates may or may not be related...
2012
Abstract: High Levels of Variation in Size-Frequency Distributions at Laminar and Intralaminar Levels Suggest Revision of Conventional Size-Frequency Data, by Brian T. Grothaus, James T. Grace, Robert Ehrlich; #90961 (1978).
Search and Discovery.com
1978
ABSTRACT: High-Frequency Sequences and Parasequence Stacking Patterns Within the Cretaceous Blackhawk Formation, Book Cliffs, Central Utah, by John A. Howell, Diane L. Kamola, Stephen S. Flint; #91020 (1995).
Search and Discovery.com
1995
Abstract: Thickness Delineation Using Frequency Dependent Principal Component Spectral Attribute, by Jian Zhou; #90182 (2013)
Search and Discovery.com
2013
Study on the Efficiency of Radio-Frequency Electromagnetic Field for Heat Treatment of Heavy Oil and Bitumen
Search and Discovery.com
N/A
Abstract: Using an Adaptive and Data Driven Signal Decomposition Technique to Delineate Structural Geology in Post-Stack Seismic Data; #90319 (2018)
Ahmed A. Aqrawi, Mats Ramfjord
Search and Discovery.com
... driven by the seismic data to guide in the selection of the best operators for each frequency content extraction. We do this in a multitier system...
2018
Experimental Study on Enhanced Oil Recovery and Microscopic Mobilization of Remaining Oil by CO2 Flooding in High Water-Cut Reservoirs
Siyao Liu, Zheng Li, Heng Wang, Xiaoguang Wang, Jinchuan Hu, Zihao Zhao, Cunqi Jia, Kamy Sepehrnoori
Unconventional Resources Technology Conference (URTEC)
... relaxation rate ρ2 is established at 5 μm/s based on previous experimental findings. The envelope area of the T2 spectrum quantifies the total amplitude...
2025
Late Neogene Palynomorph Diagrams, Northern Gulf of Mexico: ABSTRACT
William C. Elsik
AAPG Bulletin
... Neogene climate is reflected in the relative frequency diagrams of palynomorphs deposited in the northern Gulf of Mexico. A general cooling through...
1969
Abstract: Identifying Lithology Variation and Gas Occurrence in Deep Carbonate Reservoirs Using S Transform, by Zhao Zhang and Yuefeng Sun; #90124 (2011)
Search and Discovery.com
2011
Abstract: Seismic Time-Frequency analysis by Empirical Mode Decomposition; #90187 (2014)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
...Abstract: Seismic Time-Frequency analysis by Empirical Mode Decomposition; #90187 (2014) Jiajun Han and Mirko van der Baan AAPG Search and Discovery...
2014