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The AAPG/Datapages Combined Publications Database
Showing 34,497 Results. Searched 200,685 documents.
Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data
Scott Singleton, Mark Suda
GCAGS Transactions
... reflectors (this data condition will be corrected in a later step). Signal/noise (S/N) enhancement and spectral balancing are relatively benign processes...
2012
Broadband Seismic Technology and Beyond: Part VII: CGGs BroadSeis A Change of Thinking
Lesse Amundsen, Martin Landrø
GEO ExPro Magazine
... a broadband wavelet with high signal-to-noise ratio. The issue of receiver ghosts is longstanding in the seismic industry. We are starting to see a range...
2014
Abstract: Enhanced Surface Seismic Data Processing Using Simultaneous Acquired DAS-VSP Data; #91204 (2023)
Gang Yu, Jinliang Xiong, Junjun Wu, Yuanzhong Chen, Yingshui Zhao
Search and Discovery.com
... noise removal; and (3) group forming to increase signal-to-noise ratio. After the above special processing steps on the DAS-VSP data, the typical VSP...
2023
Abstract: Estimating Q from Hydraulic Fracture Related Seismicity; #90187 (2014)
Gisela Viegas, Adam Baig, Ted Urbancic, Eric von Lunen, Jason Hendrick, and Sean Lovric
Search and Discovery.com
...-spectrum (blue lines). The frequency-range for each individual fit is different depending on the signal to noise ratio for each sensor. NetMoment Method...
2014
Abstract: A Long-Period Long Duration Microseismic Event: Evidenceof Cardium Formation Induced Microseismicity?; #90224 (2015)
Andy St-Onge and David W. Eaton
Search and Discovery.com
.... The event has little coherent energy above 60 Hz and persists longer than any other recorded signal or noise. Moreover, the anomaly was recorded...
2015
Lithology and Fluid Seismic Determination for the Acae Area, Puerto Colon Oil Field, Colombia
F. H. Gómez, J. P. Castagna
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... the effective signal to noise ratio, an angle-gather to find the effective angles at the reservoir time (0o-36o), and finally a range limited stacks...
2004
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
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
.... Vibrating shear wave sources and horizontally oriented receivers have produced shear information of surprisingly high signal-to-noise ratio. Controlled...
1978
Technical Article: Finding Subtle Traps with Seismic: Interpretative Criteria Clarified
A. Easton Wren
Petroleum Exploration Society of Australia (PESA)
... stratigraphy applications to hydrocarbon exploration (AAPG Memoir 26) that the the basic seismic data involved are the the signal-to-noise ratio...
1986
Integrated Amplitude versus Offset (AVO) Approach for Delineating Stratigraphic Traps
M. Azuddin M. Yusof
Geological Society of Malaysia (GSM)
... a seismic interpreter point of view, this would only result in more seismic data of poorer signal-to-noise ratio. Imagine if we have a 3D AVO cube...
1999
Abstract: Fit for Purpose Seismic Reservoir Characterisation (Geophysics Poster 9)
Troy Thompson, Matthew Lamont, Carlo Bevilacqua, Natasha Hendrick
Geological Society of Malaysia (GSM)
... high signal-to-noise ratio and statistical independence (Herrmann and Cambois, 2001). A simple scan through rotation angles can then be undertaken...
2011
The Role of Regional Seismic Surveys in the Exploration of the North West Shelf
J. Ostby, C. Johnston
Petroleum Exploration Society of Australia (PESA)
... km) helps with this process; the Radon transform seems sensitive to noisy gathers, and can produce inferior results if the signal to noise ratio...
1994
Study of the Seismic Attenuation Generated by the Mud Layer in Lake Maracaibo, Venezuela
J. Perez, E. Andara, B. Malave
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... are considered: viscous losses, solid friction losses and gassy sediment effect. In order to verify and understand if the low signal/noise ratio in the seismic...
2006
Seismic Modeling and Expression of Common Fold-Thrust Belt Structures; #42266 (2018)
Jianjun Li, Shankar Mitra
Search and Discovery.com
.../S ratio, the frontlimbs can be imaged better because of shallower dips. However, increasing fault slip has an opposite effect. Fault reflections...
2018
Seismic Detection of Upper Dakota Sandstones on the Moxa Arch, Green River Basin, Wyoming, Using Amplitude Versus Offset Data
C. Dean Lausten
Wyoming Geological Association
.... These were found to be too noisy for reliable offset response evaluation. This data set has, however, a very high signal to noise ratio. The unsummed...
1989
AVO Analysis of a Pennsylvanian Age Channel Sandstone in the Arkoma Basin, Oklahoma
Eric Kubera
Oklahoma City Geological Society
... on a stacked section, assuming that the discontinuous response is not a function of the signal/noise ratio of the trace gathers being analyzed...
1997
Data Enhancement from a 486-Channel Streamer
Bill Dragoset, Ken Larner
Pacific Section of AAPG
... (the first 100 msec should be discounted because of wide-angle reflection and refraction effects) and clearly better signal-to-noise ratio in the deeper...
1980
Microseismic Event Location Using Multiple Arrivals: Demonstration of Uncertainty Reduction
Zhishuai Zhang, James W. Rector, Michael J. Nava
Unconventional Resources Technology Conference (URTEC)
..., and low signal to noise ratio. The developed method can effectively improve the accuracy of microseismic event location and proposes a better acquisition...
2015
Seismic monitoring using compact phased arrays: CO2 sequestration monitoring
Jian Zhang, Elige B. Grant, Paul A. Nyffenegger, Mark A. Tinker, Kevin D. Hutchenson, Don C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... having difficulty seeing P waves (Savard et al., 2020), perhaps due to lower signal levels at large event-sensor offsets and higher noise levels...
2022
Ultra-deep Jurassic acquisition technology and its application in dual-complex low SN ratio area, Qaidam Basin
Yongguo Wu, Zhenhua He, Di Wu, Yongsheng Wang, Chunrui Han, Hua Yao
International Meeting for Applied Geoscience and Energy (IMAGE)
... number folds in the geometry is increased through the multiplication of source density, thereby improving the signal-to-noise ratio of section...
2023
Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)
Jon Downton
Search and Discovery.com
... the effect of fracturing for a given signal-to-noise ratio? If so, what is the seismic response and what attributes best highlight this response? To try...
2015
Premigration attenuation analysis and mapping to image domain by weighted migrations
Yonghe Sun, Chunling Wu, Mark Fan, Zhemin Tan
International Meeting for Applied Geoscience and Energy (IMAGE)
... ) − 𝜋𝑓𝑡 ∗ . (8) The literature on picking 𝑡 ∗ is extensive. Many are based on linear fitting of the above log-spectra ratio (LSR) (e.g., Haberland...
2022
Nuclear Magnetic Resonance: A Technique for Direct Nondestructive Evaluation of Source-Rock Potential
Francis P. Miknis , J. Ward Smith , Edwin K. Maughan , Gary E. Maciel
AAPG Bulletin
... accumulated for a desired signal-to-noise ratio. For the spectra shown in this paper, approximately 50,000 transients were recorded at a 1-second pulse...
1982
ABSTRACT: CSEM imaging in the Black Sea; #90109 (2010)
Eva-Maria Rumpfhuber, Adrian Ciucivara, Ken Green, Dennis Willen, Glenn Bear
Search and Discovery.com
... can understand which targets can be recovered and what signal-to-noise levels would be required to retrieve each target. We also investigated the range...
2010
Abstract: Lithostatic-Load Effects in Geologically Constrained Model Building for Foothills Anisotropic Seismic Imaging; #90255 (2017)
Rob W Vestrum, Greg Cameron, Dennis Ellison, Zoë Vestrum
Search and Discovery.com
... settings, like a continental rift in Central Africa or a thrust belt in the Andes, seismic data is often affected by low signal-to-noise ratios...
2017