Abstract: Navigating through the Red Sea Subsalt Structures: A Look-Ahead VSP Case Study from Saudi Arabia; #90319 (2018)

Ali A. Aldawood, Carlos Planchart

Search and Discovery.com

... quality by suppressing the migration artifacts and the acquisition footprint. We concluded that applying first-break tomographic inversion...

Accelerated augmented Lagrangian full-waveform inversion based on truncated randomized singular value decomposition

Jiahang Li, Hitoshi Mikada, Junichi Takekawa

International Meeting for Applied Geoscience and Energy (IMAGE)

... changing the objective function, the function convexity can be enhanced, and the purpose of reducing the computational effort and suppressing noise can...

Use of Logging in Uranium Prospecting

William K. Hawkins, Marvin Gearhart

Wyoming Geological Association

... the sensitivities of the two detectors, there are very small differences. This data is in close agreement with the scintillation ore graphs obtained...

Abstract: A Framework of Sparse Kernel Principal Component Analysis and Its Applications; #90187 (2014)

X. Sun, S. Z. Sun, X. Zhou, J. Tian , J. Han, H. Yang, and C. Sun

Search and Discovery.com

... efficiency by introducing a sparse kernel skill, while multidimensional scaling (MDS) is also proposed to bridge the differences between the feature...

Wave Equation Shot Migration as a Ground Roll Filter.

Francisco Ortigosa, Pedro Muñoz

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... Array to work as a tool for suppressing Ground Roll noise. On the other hand, spatial sampling in the Shot and Receiver domains are constrained...

Global Sea Level Change: A View from the Craton: Resources, Comparative Structure, and Eustatic Changes in Sea Level

L. L. Sloss

AAPG Special Volumes

... that most of the differences among the areas illustrated have no dependence upon depositional tectonics or the position of sea level at the time...

Tectonic geomorphological investigations of antiforms using differential geometry: Permam anticline, northern Iraq

Annegret Burtscher, Marcel Frehner, Bernhard Grasemann

AAPG Bulletin

... of alternating layers of more competent rocks (limestones, dolomite, sandstones) and less competent rocks (marls, shales). The differences in composition...

Integration of active and passive surface seismic for understanding the variations observed during a stimulation campaign.

Paolo Primiero, Gorka Garcia Leiceaga, Joël Le Calvez

Unconventional Resources Technology Conference (URTEC)

... processing was to enhance the incoming signal on the multi-level array of vertical sensors by suppressing anomalous channels and stacking the remaining...

Abstract: Turbidity Currents and Confined Channels: the Case of the Stromboli Slope Valley Bend; #90063 (2007)

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Abstract: Catalytic Gas in Deltaic Basins; #90063 (2007)

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Construction and Analysis of Three-Dimensional Seismic Porosity Inversion Models

Hongliu Zeng

AAPG Special Volumes

... EnhancementBy relatively suppressing low-frequency components and enhancing high-frequency components in the data, seismic resolution can be improved...

Characterization of a Sediment Core from Potential Gas-hydrate-bearing Reservoirs in the Sagavanirktok, Prince Creek, and Schrader Bluff Formations of Alaska's North Slope: Part 4Nuclear Magnetic Resonance Core Studies

R. F. Sigal, C. Rai, C. Sondergeld, B. Spears, W. J. Ebanks Jr., W. D. Zogg, N. Emery, G. McCardle, R. Schweizer, W. G. McLeod, J. Van Eerde

AAPG Special Volumes

... cleaning and resaturation with brine. The differences are essentially a shift to slower relaxation times for the resaturated samples without any change...

Amplification of Shoreline Response To Sea-Level Change By Back-Tilted Subsidence

Elizabeth Hajek, Chris Paola, Andrew Petter, Abrar Alabbad, Wonsuck Kim

Journal of Sedimentary Research (SEPM)

... experiment; consequently, shoreline-migration behavior primarily reflects differences in subsidence pattern and not differences in sediment-transport...

Predicting Frac Performance and Active Producing Volumes Using Microseismic Data

Charles J. Sicking, Jan Vermilye, Alfred Lacazette

Unconventional Resources Technology Conference (URTEC)

... of the best methods for suppressing surface wave noise is to use a uniform grid for acquisition. This is illustrated in Figure 1 which shows two images...

Joint Downhole and Surface Microseismic Processing Using 3C Template Relative Migration

T. Bardainne, L. Delmas, N. Belayouni, D. Katz, P.-F. Roux

Unconventional Resources Technology Conference (URTEC)

.... Dissimilar noise; 4. Different frequency content; 5. Potential timing differences between the recording systems. In the following, we expose a way to cope...

Developing a Wireline-Log Database and a Basis for Determining Reservoir Porosity

Jeffrey A. Kane, James W. Jennings Jr.

AAPG Special Volumes

... process, so the loading of all files was necessary to capture all the data. Because of differences in data quality by file, the data had to be loaded...

Mass-Flow Arenites from a Paleozoic Interarc Basin, New South Wales, Australia: Mode and Environment of Emplacement

Ray Cas

Journal of Sedimentary Research (SEPM)

...(d?) e, a3c(d?) e, a2c1(b2?) and (d?) e or (cd?) e or multiples thereof. The hydrodynamic significance of the component textures and structures...

Source Maturity, Overpressures and Production, North West Shelf, Australia

E. L. Horstman

Petroleum Exploration Society of Australia (PESA)

...) recycled vitrinite, (6) natural variations, (7) statistical errors, and (8) technical errors. To this list can be added the suppressing of reflectance...

Analysis of Vertical Cyclicity Patterns in a Submarine Fan Sequence

Tracey Chester

Pacific Section SEPM

... upward sequences. They then used a moving average to smooth the sequence, thus suppressing random "noise" in the sequence. Waldron (1986) noted some...

An Overview of Fluid Geochemistry and Ore Genesis in the Salton Sea Geothermal System and Comparison with the Gulf of California Hydrothermal Systems: Chapter 37: Part VI. Hypothermal Processes

Alan E. Williams, Michael A. McKibben, C. Stewart Eldridge

AAPG Special Volumes

... stratification must occur in the fluids near this interface, suppressing convective heat and mass transfer across it (Williams, 1988; Williams and McKibben...

The Role of Mountains, Polar Ice, and Vegetation in Determining the Tropical Climate During the Middle Pennsylvanian: Climate Model Simulations

Bette L. Otto-Bliesner

Special Publications of SEPM

... proposed extent and tests the role of an extreme ice sheet in suppressing seasonal excursions of the ITCZ. The NO ICE, NO ICE–WARM, VEGT, and BARE...

Integrated Formation Evaluation Using Multiple Geochemical Solutions to Optimize Reservoir Description and Evaluate Production Potential from Multiple Targets in the Northern Delaware Basin

John Speight, Todd Passmore, Bianca Cecconi, Placido Franco, Roberto Galimberti, Isaac Easow, Chi Ly

Unconventional Resources Technology Conference (URTEC)

... zone, it was characterized to compare differences in fluid abundance and type against the lateral targets, i.e. 2nd Bone Spring Sand and Harkey Mills...

Formalizing Geological Knowledge--With an Example of Modeling Stratigraphy Using Fuzzy Logic

Ulf Nordlund

Journal of Sedimentary Research (SEPM)

... is a graphical representation of the differences between crisp and fuzzy sets. It also illustrates some of the advantages in using a fuzzy rather than a crisp...

Screening Criteria and Technology Sequencing for In-situ Viscous Oil Production

Maurice B. Dusseault

AAPG Special Volumes

..., helping overcome pore blockage and some capillary blockage, and also partially suppressing advective instabilities such as viscous fingering...