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The AAPG/Datapages Combined Publications Database
Showing 33,738 Results. Searched 197,438 documents.
Direct Hydrocarbon Indications Using Seismic Amplitude Variations with Offset
William J. Ostrander
AAPG Special Volumes
... is the somewhat poor signal-to-noise ratios (S/N) because the individual traces are not summed as in CDP stacking. To improve S/N values and still retain offset...
1987
Abstract: Q-estimation from Uncorrelated Vibroseis VSP Model Data; #90172 (2014)
Arnim B. Haase
Search and Discovery.com
... for the remnant near-field effect) because log-velocities and log-densities are constant at that depth level as can be seen in Figure 6. At Z = 231 m...
2014
Abstract: A Joint LSPSM/Inversion Algorithm for High Resolution Time Lapse Imaging; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
... to be tractable from their seismic responses. Ignoring the effect of different environmental noise, near surface effects, and processing procedures, a key point...
2014
Abstracts: On the Extraction of Seismic AVF Information and the Inversion of Anelastic Reflectivity; #90173 (2015)
Chris Bird, Kristopher Innanen, Laurence Lines
Search and Discovery.com
... of a seismic pulse as it travels through Earth material (O’Doherty and Anstey, 1971). The effect is that the peak amplitude decays and the pulse...
2015
Innovations in Borehole Microresistivity Image Data Analysis, #41488 (2014).
Peter A. Elkington, Said Assous, James A. Whetton, David Hu
Search and Discovery.com
... effect. We have developed a high-fidelity numerical model of the whole measurement system; this shows that each measurement electrode has its own unique...
2014
Environmental and ecological variability of Middle Devonian (Givetian) forests in Appalachian Basin paleosols, New York, United States
Jason S. Mintz, Steven G. Driese, Joseph D. White
PALAIOS
... analysis (Clark and Evans, 1954). The nearestneighbor statistical value (R) distinguishes clustered distributions from theoretical, purely random...
2010
Development of a novel seismic acquisition system based on fully autonomous ocean bottom nodes
Fabio Mancini, Ben Hollings, Ted Manning, Henry Debens
Australian Energy Producers Journal
... geophysical payloads. Results indicated residual instability, manifesting as a lowfrequency noise peak absent in the control nodes. Further refinement...
2024
Marine Seismic Sources: Part V: The Hearing of Marine Animals
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... the importance of considering hearing ability when evaluating the effect of underwater signal or noise on marine animals. In this issue of GEO ExPro we...
2010
Drilling Using AvO to Reduce Uncertainties in D35 Infill
Meh Jabeen Zainuddin
Geological Society of Malaysia (GSM)
... to noise ratio . RESERVOIR CIIB2 The Cycle II B2 reservoir is made up of thick and laterally extensive stacked channel sands. Well data has...
1998
2012 Update of Southern Mid-Continent Theses and Dissertations
Neil H. Suneson
Oklahoma City Geological Society
... in a tectonically active basin, offshore Colombia. MS. Guo, Shiguang, 2012, Noise suppression using preconditioned least-square prestack time migration...
2012
Designing alternative 3D seismic surveys for reduced environmental footprints using the seismic trace density parameter
Mostafa Naghizadeh, Andrea Crook, Alyson Birce, Stephanie Ross
International Meeting for Applied Geoscience and Energy (IMAGE)
... rate of the seismic wavefield. We have examined the trace density effect on the resolution of seismic gathers and stacks by decimating a densely...
2023
Development of a novel seismic acquisition system based on fully autonomous gliding ocean-bottom nodes
Fabio Mancini, Ben Hollings, Giorgio Mangano, Dhimitraq Gjini, Damien Dieulangard, Ted Manning, Henry Debens
International Meeting for Applied Geoscience and Energy (IMAGE)
... instability, manifesting as low-frequency noise that was absent in commercial control nodes co-located with the AUVs. Further refinement of the shape based...
2023
Seismic Lineament Analysis of a Fractured Limestone Reservoir in the Ujung Pangkah Field
Donald Easley, Ferry Yustiana, Azalea Hidayat
Indonesian Petroleum Association
...) to characterize these fractures are either very local in nature or compromised by noise to differing degrees. Once we have reprocessed the 3D seismic...
2011
Elastic wave reverse-time migration with dynamic focused beams for weak anisotropic media
Ning Qin
International Meeting for Applied Geoscience and Energy (IMAGE)
... with the propagation velocity. With this operator, the energy of the seismic beam is strictly constrained in a certain range, which can minimize the effect...
2023
Petrophysical characterization of Lower Cretaceous marly chalk through 1H-NMR and complex conductivity
Ermis Proestakis, Leonardo Teixeira Pinto Meireles, Ida Lykke Fabricius
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Water chambers as well as Ag/AgCl current and potential electrodes were used to reduce polarization noise from the setup. Sample conductivity...
2023
Finding the Nugget of Truth: Using Quantile Regression With Production Data for Comparison to Geological Controls and Completion Efficiency
Alan Lindsey, Keith Robertson
Unconventional Resources Technology Conference (URTEC)
... the individual well data curve and the P10 curve will generally be a little more. This reflects cases where operational issues create noise...
2017
Applied Geostatistics Method for Clastic Gas Reservoir Facies Modeling of Middle Arang Formation of TS Gas Field, West Natuna Basin
Tigor Siagian, Ali Taha Al-Temimi, Abdulaziz Al-Mousawi, Sonny Winardhi
Indonesian Petroleum Association
... (absorption) is applied to increase Signal to Noise (S/N) ratio and to reduce the effect of gas on the seismic data which produces improved quality of 3D...
2017
Reservoir Storage Quality vs. Flow Characterization; Improved Assessment of Recoverable Oil
Eugene E. Wadleigh, Paul M. Hannah
Wyoming Geological Association
... the cross-reservoir flow character of the simulator. Simulation suggests that cross-system flow is impaired by the net effect of overprinted natural...
2008
Stratigraphic Analysis Garden Banks Block 235, Gulf of Mexico
Edwin I. Linares, Abu K. M. Sarwar
GCAGS Transactions
... 1-4 Dominico, J. N., 1974, Effect of Water Saturation on Seismic Reflectivity of Sand Reservoirs Encased in Shale, Geophysics, V 39, p. 760-769...
2005
Deciphering Cross-Well Strain Data from Single-Use Fiber with Slippage Effects During Fracturing
Xueling Song, Ge Jin, Kan Wu
Unconventional Resources Technology Conference (URTEC)
...-coupling issues (known as fiber slippage), are currently underway. Ning and Jin (2023) observed that the single-use fiber data display more pronounced noise...
2024
Stratigraphic Analysis of Seismic Data from the Garden Banks Block 235 Area, Offshore Gulf of Mexico
Edwin I. Linares, Abu K. M. Sarwar
GCAGS Transactions
... forecasting and monitoring: The Leading Edge, v. 16, no. 5, p. 1-4. Dominico, J. N., 1974, Effect of water saturation on seismic reflectivity of sand reservoirs...
2006
ABSTRACT Numerical Modelling of the Time-Lapse EM Response of a CO2 Injection in a Deep Saline Aquifer Using Metallic Casings for the Current Injection, #90103 (2010)
Bernard Bourgeois, Jeremy Rohmer, Jean-François Girard
Search and Discovery.com
... (Bourgeois et al., 2000): the EM effect of a resistive CO2 body in a conductive aquifer can only consist in the diversion about the body of the primary...
2010
Abstract: The Application of Extreme Attributes of PS Converted Wave; #90171 (2013)
Xiucheng. Wei, Xiang-Yang Li, Tiansheng Chen, and Lihua Jia
Search and Discovery.com
... the fitting precision using three coefficients instead of high order coefficients but also avoids multiple extremes due to the effect of noise on fitting...
2013
Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)
J. Patrick Butler and Randy Kolesar
Search and Discovery.com
... a small set of strong reflector segments are selected it is robust in the presence of noise and broken up signal. It may be run routinely on 2D seismic...
2014
Success Factors for Effective Subsurface Imaging of Overthrust Belt Legacy Seismic Data
Walt Ritchie and Mihai Popovici
Search and Discovery.com
... sensitivity. Effective PSDM processing requires good quality pre-processed data. Careful attention to noise reduction and removal of the variability...
2009