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Showing 22,505 Results. Searched 200,357 documents.
Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada
Helen Isaac and Don Lawton
Search and Discovery.com
... to the Devonian. 10 Time domain seismic data processing • Refraction statics • Spike and noise burst edits • Air blast attenuation • Surface wave noise...
2009
Wireline Geochemical Log Analysis of Thin Bed Reservoirs: Gulf of Mexico
R. V. Everett, J. E. Mc Donald, M. M. Herron
New Orleans Geological Society
.... Juhasz, I.: "The Central Role of Qv and Formation-Water Salinity in the Evaluation of Shaly Sands," Koninklijke/Shell Exploratie en Produktie...
1988
Effects of Overburden Anisotropy and Vertically Aligned Fractures on P-Wave Azimuthal AVO Responses
Fatkhan, Yudi Yanto, Nofri Faruza Said
Indonesian Petroleum Association
... the far-offset amplitudes or grazing angle reflection amplitudes contain most of the useful information but are difficult to directly associate...
2005
Identification of Fracture Zone in Field A Using Maximum Entropy Method
Aditya T. Pratama, Leonard J.I. Lisapaly
Indonesian Petroleum Association
... the value of peak frequency from both zones. This peak frequency is very useful to track the dominant frequency characteristic which can be associated...
2005
Active Source Sparse Imaging Using Permanent SADAR Arrays
Derek Quigley, Paul A. Nyffenegger, Kevin D. Hutchenson, Jonathan Yelton
Carbon Capture, Utilization and Storage (CCUS)
... the improvement in the coherence of flatter events at 0.25 s, 0.85 s, and 1.2 s and the attenuation of the air wave arrival relative to the single...
2025
An Integrated Multi-Analysis Procedure That Qualifies DHI’s: A Case History in the Louisiana Hackberry Trend
Russell Hoopes, W. M. Aber, Jr.
Bulletin of South Texas Geological Society
... Coefficients for Gas Sands at Non-Normal Angles of Incidence: Geophysics; Vol. 49, P. 1637–1648. White, J.E., 1975, Computed Seismic Speeds and Attenuation...
1990
Seismic Detection of Overpressuring and Fracturing: An Example from the Qaidam Basin, People’s Republic of China
Robert J. Paul
Southeast Asia Petroleum Exploration Society (SEAPEX)
... roll attenuation favoured a size hole source array spread out over 120 metres. Receiver lines were spaced 400 meters apart with a group interval of 40...
1990
Feasibility of Reserve Estimate from Combined Elastic and Resistivity Data
Carmen T. Gomez, Jack Dvorkin, Gary Mavko
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... envision that the approach discussed in this paper may produce useful invariants, such as porosity times saturation times thickness (or net-to-gross...
2008
Envelope full-waveform inversion of marine seismic data
Kai Xiong, David Lumley, Wei Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
...). The third question is: how to successfully apply the EI method for real data? Roberts (2018) discussed useful strategies for EI application on real...
2022
Circular Shooting Survey on the Tulip Discovery: Full Azimuth Streamer Acquisition and Real Time Illumination QC
Michele Buia, Mikael Garden, Emanuele Tozzi, Riccardo Vercesi
Indonesian Petroleum Association
... to properly address the problems of the Tulip field. The very high azimuthal fold and illumination were considered beneficial for the attenuation...
2009
Broadband Seismic Technology and Beyond: Part V: PGS's GeoStreamer A Double Win
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... surface multiples. This innovation promises to provide complementary and useful images at all target depths. Incorporation of surface multiples...
2013
Reservoir Rocks Behaving Differently
Thomas Smith
GEO ExPro Magazine
..., attenuation, and modulus. This nonlinear component, generated due to relative movement of fluids and reservoir matrix, is caused due to hysteresis...
2014
Post Migration Processing of Seismic Data
Dashuki Mohd.
Geological Society of Malaysia (GSM)
...; • correction for the amplitude loss due to inelastic attenuation and spherical divergence, • removal of noise and compression of wavelet through filtering...
1994
Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra
Soman Chacko
Indonesian Petroleum Association
... information above the reflector, and the CDP geometry, it is possible to model the observed amplitude variation. Such modeling can result in useful...
1986
Experience with Seismic Lithology (AVO) in Central Sumatra
Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto
Indonesian Petroleum Association
... of these events increases with offset when proper amplitude and array attenuation corrections are applied. The second example, from the Jambi Basin over...
1990
Seismic lineaments characterization using independent component analysis
Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Accordingly, each ICA component is equally important and cannot be ranked. ICA is very useful in capturing local changes which is critical for our...
2022
Elastic multiparameter full-waveform inversion application on sparse ocean-bottom node data
Denes Vigh, Xin Cheng, Bing Bai, Zongcai Feng, Kate Glaccum
International Meeting for Applied Geoscience and Energy (IMAGE)
... to every ~7 s in time. We selected 554 nodes in the study area with minimal processing prior to the EFWI runs including noise attenuation...
2023
A method for assessing earth model uncertainty in the Taranaki Basin, New Zealand
Edward Lewis, Dennis van der Burg, Tony Martin, Lorenzo Russo, Tony Bell
Petroleum Exploration Society of Australia (PESA)
... convergence criterion. In isolation such data provides little useful evidence of the reliability of any one individual model. We aim to rectify...
2018
High-resolution near-surface land FWI across the Delaware basin fill zone
Terence Krishnasamy, James Sheng, Ronaldo Florendo, James Beck, Antonio Sierra, Sam Murphy, Jay Siebens, Yvonne Iwo-Brown
International Meeting for Applied Geoscience and Energy (IMAGE)
...-surface velocity updates. Typically, a diving-wave or first arrival tomographic approach is used to update these shallow depths. Though useful...
2023
First results of muon tomography of a giant cliff The Maido rampart
Catherine Truffert, Simon Bouteille, Benoit Le Moigne, J. Martea, Nicole Hueber, Kevin Samyn
International Meeting for Applied Geoscience and Energy (IMAGE)
... by the attenuation of decompression phenomena. For a more detailed dynamic analysis, each time interval of open flow and localized flow in a given solid angle...
2023
High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study
Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc
Indonesian Petroleum Association
... the data were reprocessed from field tapes, careful noise attenuation was applied to improve the signal-to-noise ratio while preserving the original...
2014
An Integrated Approach to 3D Seismic Acquisition Feasibility Studies: Review of Present Techniques and Future Trends
Claude Bordenave, Frederic Merlet, Lotfi Ben Brahim, Nyoman Swatika
Indonesian Petroleum Association
... geometry (see Figure 3). This is particularly useful when trying to assess the capability of the geometries to sample diffractions properly in order...
1998
Depth conversion and seismic inversion of the Scarborough gas field
Joseph Kremor, Manish Agarwal, Paul Spaans, Ung Sing Wong
Petroleum Exploration Society of Australia (PESA)
... may be an appropriate approximation of the earth, useful results are difficult to obtain from solving the inverse problem. In seismic inversion...
2019
The new method of sandbody connectivity characterization for fluvial reservoir and its application in Bohai oilfield
Xuetong Liu, Hebing Tang, Xuefeng Zhou, Zhenglong Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... is reliable and it can provide useful suggestions for oil exploration and development. However, there are still lots of challenges in this field, more...
2024
Recognition of Carbonate Buildups on Seismic Sections
J. N. Bubb, W. G. Hatlelid
Indonesian Petroleum Association
...-buildup position. In such cases a useful techniques to recognize buildups would be to carefully construct isochron maps of time-stratigraphic units...
1976