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The AAPG/Datapages Combined Publications Database
Showing 5,595 Results. Searched 195,354 documents.
ABSTRACT: Well-log Feature Extraction Using Wavelets and Genetic Algorithms; #90007 (2002)
Rivera, Nestor, Shubhankar Ray, Andrew Chan, Jerry Jensen
Search and Discovery.com
... extraction techniques. In particular, wavelet analysis of logs provides an easily interpretable visual representation of signals and is an efficient tool...
Unknown
Estimation of Reservoir Fluid Saturation from 4D Seismic Data: Effects of Noise on Seismic Amplitude and Impedance Attributes
Rafael Souza, David Lumley, Jeffrey Shragge
Petroleum Exploration Society of Australia (PESA)
... assume that the seismic data image polarity is equivalent to a zero-phase wavelet, and use the convention that positive values correspond to positive...
2016
Fundamentals of 3D Seismic Volume Imaging; #120169 (2014)
Gerald D. Kidd
Search and Discovery.com
... important information such as scaling, amplitude distribution, clipping, null values and phase shifts, which are discussed in the following paragraphs...
2014
Multichannel seismic deconvolution via 2D K-SVD and convolutional sparse coding
Guiqian Zhang, Xiayu Gao, Bangli Zou, Yaojun Wang, Yingzhu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... and the art of wavelet estimation, Part I: Basic algorithm for noise-free data: Geophysics, 62, 1931–1938, doi: https://doi.org/ 10.1190/1.1444293. Robinson...
2023
Laminae-scale rhythmicity of inclined heterolithic stratification, Lower Cretaceous McMurray Formation, NE Alberta, Canada
E. R. Timmer, M. K. Gingras, M. L. Morin, M. J. Ranger, J.-P. Zonneveld
CSPG Bulletin
... to half neap or spring cycles. Visually Identified Versus Continuous Wavelet Transform Cycles The scalograms that match the visual cyclicity analysis...
2016
Enhancing Vertical Seismic Resolution with Seismic Frequency Restoration and Attributes; #42156 (2017)
Luis Vernengo, Eduardo Trinchero, Maximillian Garcia Torrejon, Ignacio Rovira
Search and Discovery.com
... stack as well as the instantaneous phase on the same data are shown co-visualized. Notice the visual impact of the intrusive body (black arrows...
2017
Application of Spectral Decomposition and RGB Blending for Mapping the Distribution of Ubadari Sandstone in Kasuri Block
Leonard Lisapaly, Anne Queentina Tyas Primasty
Indonesian Petroleum Association
... varies from 0 to 150 ms (a), and its spectrum displayed as function of temporal thickness (b). A zero phase Ricker wavelet of 15 Hz was used to generate...
2018
CSPG/CSEG/CWLS GeoConvention 2012, May 14-18, 2012 Calgary TELUS Convention Centre & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90174 (2014).
Search and Discovery.com
2014
An approach to reduce exploration risk using spectral decomposition, prestack inversion, and seismic facies classification
Carlos Jesus, Wagner Moreira Lupinacci, Patricia Takayama, Joana Almeida, and Danilo Jotta Ariza Ferreira
AAPG Bulletin
... drilling. Addison, P. S., 2002, The illustrated wavelet transform handbook: Introductory theory and applications in science, engineering, medicine...
2020
Effective Delivery of Reservoir Compliant Seismic Data Processing; #42158 (2017)
Arash JafarGandomi, Henning Hoeber, Celine Lacombe, Vimol Souvannavong
Search and Discovery.com
... of distinctly low similarity. This data mismatch is confirmed by visual inspection of the 4-8 Hz band-passed seismic. Part of the mismatch may be due to wavelet...
2017
Reservoir Characterisation Through Integrated AVO, AI and EI Inversion
Andy Furniss
Indonesian Petroleum Association
... variant wavelet can be determined to rotate the seismic data to zero-phase although in practice it is often preferable to apply a single average phase...
2002
Inferring total organic carbon and major element geochemical and mineralogical characteristics of shale core from hyperspectral imagery
B. Rivard, N. B. Harris, J. Feng, and T. Dong
AAPG Bulletin
... using continuous wavelet analysis applied to thermal infrared reflectance spectra: International Journal of Remote Sensing, v. 32, no. 16, p. 4489...
2018
A Workflow for Predicting Porous Sand via Seismic Attribute Analysis of a Missourian Age Mid-Continent Wash
Ryan Fairfield, Matthew Stone, Renjun Wen
Unconventional Resources Technology Conference (URTEC)
... the target sand Generate geobodies to compare seismically derived sand thickness estimation to well logs Visually compare morphology of geobodies to well...
2013
Attribute Analysis of Mid-Continent Washes, by Ryan Fairfield and Renjun Wen; #41616 (2015).
Search and Discovery.com
2015
A Comparison Chart for Visual Percentage Estimation
Robert L. Folk
Journal of Sedimentary Research (SEPM)
...A Comparison Chart for Visual Percentage Estimation Robert L. Folk 1951 Vol. 21 No. 1. (March), It is often desirable to estimate mineral percentages...
1951
"What Technically Can Be Done, Will Be Done"
Paul Vrolijk
Petroleum Exploration Society of Australia (PESA)
... would be integrated : Well tops wou ld be tied to interpreted horizons, logs wou ld be t ied to seismic (wavelet estimation is also a good add it ional...
1996
Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4
Norman S. Neidell, J. H. Beard, Ernest E. Cook
AAPG Special Volumes
.... In ordinary black and white, even when wavelet processed as noted earlier, we see mostly "railroad tracks" with only slight phase changes which...
1985
Abstract: Abnormal Pressures and Water Saturations in Tight Gas Scenarios; #90282 (2016)
Marcelo Crotti
Search and Discovery.com
... for most of the “unconventional properties” usually found in these scenarios. A visual model helps show the equivalence between the over-pressure...
2016
Full Integration of Seismic Data into Geostatistical Reservoir Modeling
P. van Riel, P. Mesdag, H. Debeye, M. Sams
AAPG Special Volumes
...-depth relationships at the wells and estimation of the seismic wavelet. The latter further requires the availability of reliable log suites...
2006
Visual Analytics for Reservoir Analogues; #70361 (2018)
Emilio Vital Brazil, Vinícius Segura, Renato Cerqueira, Rogério de Paula, Ulisses Mello
Search and Discovery.com
...Visual Analytics for Reservoir Analogues; #70361 (2018) Emilio Vital Brazil, Vinícius Segura, Renato Cerqueira, Rogério de Paula, Ulisses Mello...
2018
Summary of "concerning Some Additional Aids in Studying Sedimentary Formations" by M. S. Shvetsov
Richard D. Terry, George V. Chilingar
Journal of Sedimentary Research (SEPM)
... includes reproduction of Shvetsov's diagrams for visual estimation of percentages of minerals in rock sections. In addition, the article points out...
1955
Defining the Relationship Between Fault Throw and Fault Damage Zone Width from Seismic Data by Utilising Seismic Attributes
Chrisnawaty Sirait, Gaynor Paton
Indonesian Petroleum Association
... is followed with a certain amount of error estimation which is presumed to result from a large variation and scattering of data. Keywords: Fault...
2018
Statistical Relations Between Borehole and Surface Data: ABSTRACT
Dale G. Stone
AAPG Bulletin
... on the surface and in the borehole is often difficult. The most prevalent practice is visual alignment and evaluation of forward synthetics. Recently...
1981
Assessing and processing three-dimensional photogrammetry, sedimentology, and geophysical data to build high-fidelity reservoir models based on carbonate outcrop analogues
Ahmad Ramdani, Pankaj Khanna, Gaurav Siddharth Gairola, Sherif Hanafy, and Volker Vahrenkamp
AAPG Bulletin
...- and 100-MHz synthetic radargams. The source wavelet was a 50- and 100-MHz minimum phase wavelet to simulate GPR acquisition using 50- and 100-MHz...
2022
Estimation of Recovery Efficiency by Visual Observation of Pore Systems in Reservoir Rocks: REPLY
N. C. Wardlaw, J. P. Cassan
CSPG Bulletin
...Estimation of Recovery Efficiency by Visual Observation of Pore Systems in Reservoir Rocks: REPLY N. C. Wardlaw, J. P. Cassan 1979 402 404 Vol. 27...
1979