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The AAPG/Datapages Combined Publications Database
Showing 2,205 Results. Searched 195,354 documents.
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
... as microseismic event files to disk for later review. For an array of five (eight) geophones, these digital event files contain fifteen (twenty- AAPG...
Unknown
Abstract: Robust Rank-Reduction Filters for Erratic Noise; #90174 (2014)
Stewart Trickett, Lynn Burroughs, and Andrew Milton
Search and Discovery.com
... spikes, zeroes, and clips), poor quality shots, scattered shot noise, disabled or poorly coupled geophones, uncorrected polarity reversals, Eigenimage...
2014
Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT
J. A. Long
AAPG Bulletin
...Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT J. A. Long 1965 1086 1087 49 7. (July) When coherent light from...
1965
G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset
Norman S. Neidell
AAPG Special Volumes
.... 485-502, 1961. End_Page 52------------------------- (14) Koefoed (O.), "On the Effect of Poisson's Ratio of Rock Strata on the Reflection...
1987
Seismic Studies in the Church Rock Uranium District, Southwest San Juan Basin, New Mexico
William T. Phelps, Robert S. Zech, A. Curtis Huffman Jr.
AAPG Special Volumes
... field techniques and a computer-intensive data processing program, has identified basement structures that had an effect on the deposition...
1986
Pre- and Post-Injection Vertical Seismic Profiling over the Southwest Regional PartnershipÂs Phase II Fruitland Coal CO2 Pilot; #80104 (2010)
Tom Wilson, Les Nutt, Ric Smith, Jitendra Gulati, Marcia Coueslan, Dwight Peters, Art Wells, Craig Hartline, George Koperna, Bill Akwari
Search and Discovery.com
... adsorption and its effect on coal permeability: Shigen-to-Sozai, v 121, no.6, p. 231-239 (in Japanese with English abstract and figure captions). Xue, Z...
2010
Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2
B. A. Hardage
AAPG Special Volumes
... wavefields propagating through a stratigraphic section by means of geophones clamped to the wall of a drilled well. In most seismic measurements, both...
1985
Two-dimensional seismic refraction tomography of a buried bedrock valley at Hallsands beach, Devon, United Kingdom
Eric B. Avalos, David H. Malone, Eric W. Peterson, William P. Anderson, and Roland W. Gehrels
Environmental Geosciences (DEG)
... to the beach and 7 normal to the beach, with either 12 or 24 geophones at 5-m (16-ft) spacing. Eight sediment cores were used to calibrate the velocity model...
2016
Modification of Sediment Size Distributions
William F. Tanner
Journal of Sedimentary Research (SEPM)
... components), censoring of a single component, truncation of a single component, filtering of a single component, or a combination of these. Simple mixing...
1964
Spatial Analysis of Basement and Cover Linears by Optical Diffraction - Methods, Results, and Interpretation
Howard J. Pincus, Thomas W. Doe
Utah Geological Association
.... The networks of very fine, parallel lines in the filtered images are artifacts introduced by the filtering. We can suppress this effect where...
1974
ABSTRACT: Structural Filter
Dong Liu
Houston Geological Society Bulletin
.... By preserving edge effect, the filter can also preserve lateral amplitude variation with offset (AVO) in most horizontal and dipping events presented...
2012
Analysis Techniques and Signal Enhancement Methods Applied to the Bellshill Lake Stratigraphic Trap Program: ABSTRACT
R. J. Graebner, D. F. Brennan
AAPG Bulletin
... record quality, to examine the effect of each factor on the signal-to-noise ratio, and to evaluate the field techniques developed from the test results...
1963
Analysis Techniques and Signal Enhancement Methods Applied to Bellshill Lake Stratigraphic Trap Program: ABSTRACT
R. J. Graebner, D. F. Brennan
AAPG Bulletin
... which influenced record quality, to examine the effect of each factor on the signal-to-noise ratio, and to evaluate the field techniques developed from...
1963
Abstract: Seismic Amplitude: Its "True" Meaning and Benefit, by A. E. Wren; #90982 (1994).
Search and Discovery.com
1994
ABSTRACT: Application of Advanced Volume Interpretation (AVI) Workflows to Improve Data Quality for Iterative Interpretation, by Badar, Muhammad H.; #90141 (2012)
Search and Discovery.com
2012
Abstract: Characterization of Fractured Reservoirs: Mapping Fracture Networks and Linking Fracture Density to Reservoir Properties using Core and Borehole Image Data - A Case Study; #91206 (2023)
Ghoulem Ifrene, Doina Irofti
Search and Discovery.com
... in five case studies, accounting for the filtering effect caused by the imaging technique alone, using both core and borehole image data...
2023
Abstract: Local Dip Filtering: a Robust Approach of Multiples Attenuation in South Oman Data, by M.S. Al-Jahdhami and H. Rynja, #90188 (2014)
Search and Discovery.com
2014
Abstract: Attenuating Internal Multiples by Filtering Planar Events: Examples from Onshore Oman, by M. Retailleau, T. Wah Hong, P. Hugonnet, H. Farran, J. Shorter, and B. Michels, #90188 (2014)
Search and Discovery.com
2014
Subsurface seismic imaging using drill bit noise
Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... [email protected] SUMMARY Acoustic signal generated by drill bit cutting action in the borehole can be recorded passively by geophones on the surface...
2019
Southern Green River Basin/Moxa Arch
Scott L. Stockton, C.M. Hawkins
Rocky Mountain Association of Geologists
... of high-resolution techniques. These include high-frequency geophones (30 Hz), and a short group interval (110 ft). Dynamite source was used because...
1985
Characterization of Fracture Length and Conductivity from Tracer Test and Production Data with Ensemble Kalman Filter
Siavash Hakim Elahi, Behnam Jafarpour
Unconventional Resources Technology Conference (URTEC)
... a small-scale earthquake event that can be recorded by geophones, and subsequently processed and analyzed to locate the event source and estimate its...
2015
Inferring Stratigraphy from Seismic Data
R. E. Sheriff
AAPG Bulletin
... of only 2 msec, a modest amount, the effect is attenuation of frequencies above 90 Hz. Improve resolution thus requires less filtering because...
1976
Two-step filtering of ground magnetic data for archaeological investigation at Sungai Batu, Kedah, Malaysia
Sabiu Bala Muhammad, Rosli Saad, Mokhtar Saidin, Rais Yusoh, Mustapha Adejo Mohammed, Yakubu Mingyi Samuel
Geological Society of Malaysia (GSM)
...Two-step filtering of ground magnetic data for archaeological investigation at Sungai Batu, Kedah, Malaysia Sabiu Bala Muhammad, Rosli Saad, Mokhtar...
2018
Abstract: Attenuation of Scholte Waves from OBC Data Using Polarization Filtering; #91204 (2023)
Yong Qing Chen, Mamadou Diallo, Mustafa A Marzooq, Faisal M Qahtani
Search and Discovery.com
...Abstract: Attenuation of Scholte Waves from OBC Data Using Polarization Filtering; #91204 (2023) Yong Qing Chen, Mamadou Diallo, Mustafa A Marzooq...
2023
Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta
J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis
AAPG Bulletin
...Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis 1969...
1969