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The AAPG/Datapages Combined Publications Database

Showing 16,590 Results. Searched 190,976 documents.

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Geophysical Study of a Magma Chamber Near Mussau Island, Papua New Guinea

S. V. Dadisman, M. S. Marlow

Circum Pacific Council Publications

... for an in-plane event. The frequency spectrum of the reflection shows a decrease in high-frequency content when compared to the sea floor reflection...


High-resolution Sequence Stratigraphy and Implications For Cretaceous Glacioeustasy of the Late Cretaceous Gallup System, New Mexico, U.S.A.

Wen Lin, Janok P. Bhattacharya, Andrew Stockford

Journal of Sedimentary Research (SEPM)

... of stratal stacking patterns may also be difficult to observe in sparse-sample areas. The aliasing issue hampers decoding of high-frequency sequence...


Aspects to the Resolving Power of 3D Seismic Surveys

Wolfgang Houba

Geological Society of Malaysia (GSM)

... to velocity v and frequency ~AX and the maximum structural dip. For usual parameters, we estimate that roughly half of the corresponding 20 coverage...


Illuminating Resolution

Paul Wood

GEO ExPro Magazine

... sampled. Noise caused by spatial aliasing – not recording sufficiently often Towards the end of the 1990s, WesternGeco, now a Schlumberger company after...


Sand Volcanoes of the Carboniferous Ross Formation, County Clare, Western Ireland: 3-D Internal Sedimentary Structure and Formation

J. K. Pringle, A. R. Westerman, D. A. Stanbrook, D. I. Tatum, A. R. Gardiner

AAPG Special Volumes

... frequency antennae to both penetrate to the target depth and have optimal vertical resolution of reflection events. Ground-penetrating radar antennae...


Integrated Quantitative Stratigraphy of the Cenomanian-Turonian Bridge Creek Limestone Member Using Evolutive Harmonic Analysis and Stratigraphic Modeling

Stephen R. Meyers , Bradley B. Sageman , Linda A. Hinnov

Journal of Sedimentary Research (SEPM)

.... 92, p. 14,027-14,040. PARK, J., LINDBERG, C.R., AND VERNON, F.L., III, 1987, Multitaper spectral analysis of high-frequency seismograms: Journal...


Delineation of a Produced Water Plume in Pointe Coupee Parish, Louisiana

Matthew C. Smith, Jeffrey A. Nunn

GCAGS Transactions

... filter was applied in order to filter out noise that masks returning signals. This is accomplished by aliasing noise outside of the frequency band...


A Contribution to the Study of Reservoirs Using Seismic Data

Gatot Kariyoso, Purwoko, J. Delaplanche

Indonesian Petroleum Association

... sections, namely : the continuity of coherence alignments, distinct horizontal amplitude variations and the frequency characteristics of individual...


Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

...). Since wavelength is inversely proportional to frequency, higher-frequency data should result in better resolution. However, it should not be forgotten...


The Latemar high-frequency cycles revisited

Arndt Peterhansel, Sven O. Egenhoff, Thilo Bechstadt

CSPG Special Publications

...The Latemar high-frequency cycles revisited Arndt Peterhansel, Sven O. Egenhoff, Thilo Bechstadt 1997 219 219...


Time-Lapse Geophysics for Mapping Fluid Flow in Near Real Time: Results from a Controlled Mesoscale Experiment

Roelof Versteeg

Special Publications of SEPM

... at high enough frequencies so that one avoids temporal aliasing, and second, processing the data at such a rate that the information extracted from...


An Evaluation of Offshore and Beach Changes on a Tideless Coast

Lee L. Weishar, William L. Wood

Journal of Sedimentary Research (SEPM)

... in Lake Superior. The beach-and-berm region begins to erode in late fall and early winter because of the increase in frequency and intensity of local...


Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings

F. Sandnes, L. Nustt, S. G. Henry

Indonesian Petroleum Association

... Hardware and Procedures The recording of VSPs requires the use of repeatable seismic sources exhibiting simple signatures and with a wide frequency spectrum...


Three-Dimensional Hydrogeologic Characterization of Fractured Carbonate Aquifers Using Ground-Penetrating Radar

Georgios P. Tsoflias, John M. Sharp, Jr.

GCAGS Transactions

..., and four two-dimensional lines, were collected over a fractured Silurian dolomite aquifer in Door County, Wisconsin. 100 MHz and 200 MHz center frequency...


3D Finite-Difference Acoustic Modeling to Address Advance Seismic Imaging Challenges in Bintuni Bay, Irian Jaya Barat: Part I of II

Yayat Supriatna, Angke Nuraeni, Supriyono, Greg J. Schurter, Carl J Regone, Nurul Kabir

Indonesian Petroleum Association

... dimension and trace length are linearly proportional to the running time, where as maximum frequency is proportional to f4. The grid size used...


Some 3D Seismic Applications Offshore Sarawak

Ronald Hoogenboom

Geological Society of Malaysia (GSM)

... system just at the oil-water contac4 thus explaining the spill point of this structure. Thls example illustrates the risk of fault aliasing due to under...


Abstract: Maximum Entropy Acquisition Design and Optimal Interpolation; #90187 (2014)

Mauricio D. Sacchi, Mafijul Islam Bhuiyan, and Nasser Kazemi

Search and

... assumed dense and orthogonal not only to avoid spatio-temporal aliasing artifacts but also to obtain high-fidelity and high-resolution seismic data...


Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)

Rosemarie Geetan, Brian Hornby, Ricko Wardhana

Search and

... of 14,000 ft. This in effect would mean a source effort of approximately 15,000 vibe points. High frequency aliasing was expected at frequencies of 145 Hz...


Probabilistic Modeling of Faults Below the Limit of Seismic Resolution in Pelican Field, North Sea, Offshore United Kingdom

B. D. M. Gauthier , S. D. Lake

AAPG Bulletin

... interpreted from three-dimensional (3-D) seismic in order to fractally derive the distributions of fault size, frequency, and spatial variations...


Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin

Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama

Indonesian Petroleum Association

...Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin Abdul Haris, I Nengah Suabdi, Erwinsyah...


High Resolution Aeromagnetics as an Aid to Structural Interpretation Over the Muturi PSC, Irian Jaya

Neil A. W. Moig

Indonesian Petroleum Association

... leading to structurally ambiguous styles, and poorly constrained fault interpretations resulting in fault aliasing. With present day seismic...


Carbonate Reservoir Models: Integrated High Resolution Studies Are the Future

Paul D. Crevello

Indonesian Petroleum Association

... such as depositional systems, also referred to as facies belts, is controlled by high-frequency sea-level fluctuations, sediment accumulation rates and diagenesis...


Illuminating Fine Scale Geology and Creating Robust Seismic Attributes Using High Trace Density Seismic Data in the Midland Basin

Andrew Lewis, Bruce Karr, Ron Bianco, Stonnie Pollock

Unconventional Resources Technology Conference (URTEC)

...-siliciclastic sequence is developed by high frequency cyclic changes in sea-level resulting in the interbedding of carbonate facies during sea-level highstand...


Near Surface Characterization of the Baton Rouge and Scotlandville Faults, East Baton Rouge Parish, Louisiana

Angela M. Thomas, Jeffrey A. Nunn

GCAGS Transactions

..., and a 400-Watt power source. Surveys were conducted using a common offset of 1.0 m, which is the minimum distance required to avoid data aliasing with a 100-MHz...


Wrench and Inversion Structures in the Timor Sea Region

Andrew Nelson

Petroleum Exploration Society of Australia (PESA)

... tens of metres. It is particularly likely that aliasing of fault mapping will occur. Stress variation It is unlikely that all circumstances...


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