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The AAPG/Datapages Combined Publications Database
Showing 31,806 Results. Searched 190,755 documents.
Application of Amplitude, Frequency, and Other Attributes to Stratigraphic and Hydrocarbon Determination: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
M. T. Taner, R. E. Sheriff
AAPG Special Volumes
... of events; it is especially useful where the signal to noise ratio is poor, although this benefit is not well-illustrated in this example. Discontinuities...
1977
Azimuthal AVO Gradient Anisotropic Analysis on Prediction of Fractures on Barnett Shale
Shiguang Guo, Bo Zhang, Tengfei Lin, Kurt J. Marfurt
Unconventional Resources Technology Conference (URTEC)
... reflection energy from the fault plane in these two azimuths. In addition, the signal-to-noise ratio is better in stacked volume from 90o and 135o . Page...
2013
Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland
Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh
Petroleum Exploration Society of Australia (PESA)
... modelling; specifically the fast generation of dense 3D CIGs (common image point gathers), high signal to noise, the ability to reject coherent & non...
2016
Assessment of the permanent seismic sources for borehole seismic monitoring applications: CO2CRC Otway Project
Sinem Yavuz, Julia Correa, Roman Pevzner, Barry Freifeld, Todd Wood, Konstantin Tertyshnikov, Sofya Popik, Michael Robertson
Petroleum Exploration Society of Australia (PESA)
... the conventional seismic sensors. VSP data acquired with DAS on CRC-3 well present high signal to noise ratio with a potential to image the injection...
2019
Abstract: Automatic Time Picking and Velocity Determination on Full-Waveform Sonic Logs; #90171 (2013)
Lejia Han, Joe Wong, John C. Bancroft, and Robert R. Stewart
Search and Discovery.com
... an automatic picking method based on a modified energy ratio attribute. Noise reduction schemes are used to provide significant improvement on picking...
2013
New Developments in Acoustic Logging
J. Zemanek, D. M. Williams, R. L. Caldwell, C. L. Dennis, F. A. Angona
Indonesian Petroleum Association
.... In this way a running stack of the data is made and a minimum of √8 improvement in signal-to-noise ratio is obtained. If random noise such as "road...
1985
Abstract: Microseismic Signal Loss from Reservoir to Surface; #90187 (2014)
S. C. Maxwell, D. Raymer, M. Williams, and P. Primiero
Search and Discovery.com
... sensors, although this effect will not be discussed further here, it is well known and documented elsewhere. Stacking and potential signal-to-noise ratio...
2014
Seismic Inversion as an Exciting Tool to Delineate Facies Distribution in Tiaka Carbonate Reservoirs, Sulawesi - Indonesia
Deddy Hasanusi, Erham Adhitiawan, Anies Baasir, Leonard Lisapaly, Robert van Eykenhof
Indonesian Petroleum Association
... recorded using different sources, resulting in variations in signal-to-noise ratio, frequency content, and seismic amplitude dynamic range. Second...
2007
Seismic Lithology (AVO) Interpretation at the Badak and Nilam Fields in the Sanga Sanga Block, Kalimantan
William C. Ade, Ian T. McMahon, Wahyudin Suwarlan
Indonesian Petroleum Association
... was the CDP method. An alternative had to be found which could still provide the benefits of CDP stack, namely: a process that improves signal to noise ratio...
1988
Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)
Saul E. Guevara, Gary F. Margrave, and William M. Agudelo
Search and Discovery.com
... event picking (e. g.. Al Dulaijan, 2008)., Borehole data surveys allow relating Vs to depth and to lithological properties for an specific location...
2014
The Use of Geoelectrical Imaging Surveys for the Delineation of Different Subsurface Geological and Man-Made Features
S. S. Abdul Nassir, C. Y. Lee
Geological Society of Malaysia (GSM)
... . Moreover it has partially suppressed the effect of electrical noise on the field measurements as well as strengthened the voltage signal to noise ratio...
1999
3D Seismic Reconnaissance Workflows for Rapid Prospect Generation US Gulf Coast
J Henderson
Search and Discovery.com
... this, the workflow is not laborious to apply. Data Conditioning: Removing the Noise Signal to noise ratio is the first issue to be addressed...
Unknown
3D Seismic Reconnaissance Workflows for Rapid Prospect Generation US Gulf Coast
J Henderson
Search and Discovery.com
... this, the workflow is not laborious to apply. Data Conditioning: Removing the Noise Signal to noise ratio is the first issue to be addressed...
Unknown
Prospect Investigation and De-Risking Using Cognitive Interpretation Workflows, Offshore Equatorial Guinea; #42170 (2017)
Tom Wooltorton, Stephen Leslie, Merritt Smith, Ryan M. Williams, Luis Gomez
Search and Discovery.com
... the signal to noise ratio. ▪ Spectral whitening improved the vertical resolution. Original 12.4km 4300ms 5500ms Conditioned Data Conditioning...
2017
Reservoir Petrophysics of Bima Field, North-West Java Sea
E. Poggiagliolmi, V. R. Checka, R. C. Roe, R. Purantoro
Indonesian Petroleum Association
... through the zone-of-interest and a high signal-to-noise ratio. A multi-line, multi-well approach was adopted throughout all seismic processing stages...
1988
Imaging in Complex Environments Common Reflection Angle Migration
Graham A. Winbow
Indonesian Petroleum Association
... “sweeps”, if uneven illumination is not properly compensated there will be signal/noise problems above target reflectors due to incorrect interference...
2007
Microseismic Without Dots Probabilistic Interpretation and Integration of Microseismic Surveys
Ulrich Zimmer
Unconventional Resources Technology Conference (URTEC)
... of the event locations and its interpretation greatly depends on the quality and accuracy of the input parameters such as signal-to-noise ratio...
2017
Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings
F. Sandnes, L. Nustt, S. G. Henry
Indonesian Petroleum Association
... of the following steps (Figure 5): Figure 5. VSP processing flow chart Improvement of signal-to-noise ratio by stacking and bandpass filtering; band pass...
1983
Seismic Data Obtained Using .50-Caliber Machine Gun as High-Resolution Seismic Source
Michael D. Seeber , Don Steeples
AAPG Bulletin
... Seisgun. The signal-to-noise ratio was 10 to 12 decibels better with the .50-caliber than with the Betsy, and gr und roll was less of a problem...
1986
A Stratigraphic Interpretation of Shear and Compressional Wave Seismic Data for the Pennsylvanian Morrow Formation of Southeastern New Mexico: Chapter 13
M. D. McCormack, M. G. Justice, W. W. Sharp
AAPG Special Volumes
... these surface profiles using data acquisition parameters designed to produce similar signal-to-noise ratios and seismic resolution in both sets...
1985
Reducing Uncertainty in Fracture Modelling: Assessing User Bias in Interpretations from Satellite Imagery; #42427 (2019)
Jonathan Long, Richard Jones, Susie Daniels, Sébastien Gilment, David Oxlade, Max Wilkinson
Search and Discovery.com
... • With greater vegetation cover (ambiguity in signal to noise in AOI A) there is an increase in the variation of picked fracture traces. Length...
2019
Seismic Detection of Gas in Cretaceous Sandstones and Fractured Sandstones
Walter E. Johnson, William T. Brown Jr., James B. Peterson
Rocky Mountain Association of Geologists
...-to-noise ratio. Figure 2 contains a schematic of a CDP in which the raypaths of several different shots reflect from the same subsurface location...
1995
Discrete Fracture Network Generation Using Microseismic Data from a Single Monitoring Well
Xin Yu, Jim Rutledge, Scott Leaney, Chris Chapman
Unconventional Resources Technology Conference (URTEC)
...equation 5. Second, the scalar moments are calculated for each event using the low frequency amplitude (signal moment) from the spectrum analysis using equat...
2016
Tuning Effects' Impact on Seismic, by Gwang Lee, Keumsuk Lee, and Han Kim, #40474 (2009)
Search and Discovery.com
2009
Fullband imaging
Zhengmin Zhang, Jiwei Jia, Geping Fu, Hao Zhang, David Chow, Barry Hung, Ian Anstey, Wai Leong Lai
Petroleum Exploration Society of Australia (PESA)
... of the data to be imaged with higher signal-to-noise ratio. The next step was to handle the absorption effects caused by the gas pockets and the Earth...
2016