erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).

Jubran Akram, Abdullatif A. Al-Shuhail

Search and Discovery.com

... travelling waves in all cases. The array responses are also found to be more degraded when channel variations are present underneath a few receivers...

Abstract: Cost Efficient Acquisition to Reduce Coarse Land 3D Line Spacings Through Beyond Nyquist Interpolation and Wavefield Reconstruction for Signal and Noise; #90187 (2014)

Bill Goodway

Search and Discovery.com

... share the same linear velocity or plane as the aliased, higher temporal frequencies. In addition this spatial bandwidth need not be contiguous, i.e....

Abstract: A Comparison of 5D Reconstruction Methods; #90187 (2014)

A. Stanton, N. Kreimer, D. Bonar, M. Naghizadeh, and M. D. Sacchi

Search and Discovery.com

... to measure of the quality of synthetic data reconstructions is defined and applied under various scenarios. Two different measures of performance in the case...

Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)

S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva

Geological Society of Malaysia (GSM)

... with the coil dataset. By deferring the summation of the different azimuths from the migration step to a separate sum later enables analysis of event...

Induced polarization chargeability calibration standards

John E. E. Kingman, Terry J. Ritchie, Peter Rowston*

Petroleum Exploration Society of Australia (PESA)

... signal level for a specific time gate used in practice, to a different time gate used as a theoretical standard, it becomes axiomatic that a standard...

Origin of Shell Beaches, Padre Island, Texas

Richard L. Watson

Journal of Sedimentary Research (SEPM)

... (1933) presented a vector diagram of the wind direction, duration, and square of the velocity for the period 1923-1930. The annual vector sum derived...

Abstract: Pre-survey Planning for Microseismic Monitoring Projects; #90174 (2014)

Brad Artman, Ben Witten, and Brad Birkelo

Search and Discovery.com

... the radiation pattern of P-wave energy from a (double-couple) fault. Figure 2 shows the sum of Sv and Sh amplitudes. The horizontal plane shows...

A Temporal and Spatial Study of Mudflat Erosion and Deposition

Franz E. Anderson, Luther Black, Les E. Watling, William Mook, Lawrence M. Mayer

Journal of Sedimentary Research (SEPM)

... in the spring. In some months erosion and deposition took place during the same time interval but on different parts of the mudflat. The data suggest that areas...

Shallow Carbonate-Bank-Margin Growth and Structure, Little Bahama Bank, Bahamas

Albert C. Hine , A. Conrad Neumann

AAPG Bulletin

...) where ^rgr is the density of sea water, g is the gravitational constant, H is the wave height, and Cg° is the deep-water wave-group velocity. The wave...

Ancient Examples of Tidal Sand Bodies Formed in Open, Shallow Seas

Roger G. Walker

Special Publications of SEPM

... be supported by reference to Allen's models. bedding of Figure 14 suggests strong tidal time-velocity asymmetry (Allen, 1981); second, the large sand waves (Fig...

Unconventional Processing for 3D Data: A 1993 Case History

Claude Eizlini, Jacques Bonnafe, Bugi Kamil, Gilles Bitoun

Indonesian Petroleum Association

... differences caused by variation of offsets in one case, or by vertical travel in different velocity media in the other. Whatever the cause, the effect...

Seismic Time-Frequency Analysis by Empirical Mode Decomposition; #41513 (2015)

Jiajun Han, Mirko van der Baan

Search and Discovery.com

... ensemble empirical mode decomposition (CEEMD) decomposes a seismic signal into a sum of oscillatory components, with guaranteed positive and smoothly...

Wave Climate Models for the Continental Shelf: Critical Links Between Shelf Hydraulics and Shoreline Processes

Victor Goldsmith

Special Publications of SEPM

... to minimize distortion caused by the earth s curvature i e 4 19 different ray parameters are waves travel great circle paths computed along each ray including...

Cobequid Bay Sedimentology Project: A Progress Report

R. John Knight

Atlantic Geology

... Group, University of Massachusetts, have tried to establish the genesis of some estuarine bedforms and cross-bedding as functions of current velocity...

Introduction to Fractals

Roy E. Plotnick

Special Publications of SEPM

... of time series is Fourier analysis (Davis, 1986). Fourier analysis represents a series as the sum of a series of sinusoidal curves of different...

Integrated Biostratigraphic Zonation for the Malay Basin

Azmi Mohd Yakzan, Awalludin Harun, Bahari Md Nasib, Robert J. Morley

Geological Society of Malaysia (GSM)

... frequencies of F. trilobata group, compared to the underlying zone. Definition of upper contact The top of this subzone is placed where there is a large...

Hydrodynamics of Bivalve Shell Entrainment and Transport

Amalia M. Olivera , William L. Wood

Journal of Sedimentary Research (SEPM)

... processes in a systematic and predictive manner. Drag and lift were best represented by an exponential relationship between the sum of the projected...

Origins of Abnormal Fluid Pressures: ABSTRACT

Norman E. Smith, H. George Thomas

AAPG Bulletin

... by the Houston Geological Society Abnormal Pressure Study Group Subcommittee on Origins, to serve petroleum geologists who may be responsible for planning...

Recent Sedimentation and the Search for Petroleum

W. C. Krumbein

AAPG Bulletin

... on the Size, Shape, and Roundness of Rock Fragments," Jour. Geol., Vol. 49 (1941), pp. 482-520. 22. KRUMBEIN, W. C., "Settling Velocity and Flume Behavior...

Abstract: Mobility Control Requirement in Enhanced Oil Recovery Processes, by James Sheng; #90105 (2010)

Search and Discovery.com

Correlation of seismic velocity and mechanical properties of metasandstone from CTW-1 well, Seri Iskandar, Perak, Malaysia

Norsyafiqah Salimun, Abdul Ghani Rafek, Khairul Arifin Mohd. Noh

Geological Society of Malaysia (GSM)

...Correlation of seismic velocity and mechanical properties of metasandstone from CTW-1 well, Seri Iskandar, Perak, Malaysia Norsyafiqah Salimun, Abdul...

DEPTH-RELATED MORPHOCLINES OF MEGALOSPHERIC TESTS OF HETEROSTEGINA DEPRESSA D'ORBIGNY: BIOSTRATIGRAPHIC AND PALEOBIOLOGICAL IMPLICATIONS

WOLFGANG EDER, JOHANN HOHENEGGER, ANTONINO BRIGUGLIO

PALAIOS

... relationship with diverse microalgae; thus, symbiosis became the group’s unifying character (BouDagher-Fadel 2008). Symbionts enabled LBF to develop test...

GCMultispectral Coherence Attribute Applications, #42258 (2018).

Satinder Chopra, Kurt J. Marfurt

Search and Discovery.com

... at different frequencies (see our prior article noted above) derived from the input broadband seismic data volume and oriented along structural dip, summing...

MTBE Soil Concentrations Relative to Other Gasoline Constituents at Contaminated Sites

YUE RONG

Environmental Geosciences (DEG)

... modeling approach revealed that MTBE plume length correlates poorly with source concentrations, and with hydraulic gradient and velocity (Tong...

Tides and their seminal impact on the geology, geography, history, and socio-economics of the Bay of Fundy, eastern Canada

Con Desplanque, David J. Mossman

Atlantic Geology

... or wave speed, waves moving into shallower water will decelerate. If, 10 Desplanque & Mossman Table 1. Wave speeds calculated at different wave length...