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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 510 Results. Searched 195,354 documents.

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Application of Nonlinear Constraints to Processing of Seismic Data: ABSTRACT

F. Baixas, P. Hooyman, C. Wu, R. Inguva, L. Schock

AAPG Bulletin

... be advantageously compared with more classical semblance or coherency technique with respect to computer time and the number of selected parameters is minimum...

1982

ABSTRACT: 3D Seismic Imaging of Carbonate Reservoirs and Structures; #90007 (2002)

J. L. Masaferro, R. Bourne, J. C. Jauffred

Search and Discovery.com

... and shoal-type mounded seismic facies in the Permian Khuff and Upper Cretaceous Natih E reservoirs. Semblance volumes were used to highlight...

2002

ABSTRACT: Seismic Stratigraphy and Deep Water Bright Spot Reflections of the Cape Verde Flexural Moat; #90007 (2002)

M. Y. Ali, A. B. Watts, I. A. Hill

Search and Discovery.com

...-way travel time to prominent reflectors has been determined and converted to depth using interval velocities from semblance and existing sonobuoy data...

2002

ABSTRACT: DEPTH IMAGING VELOCITY ESTIMATION CASE HISTORY IN A CHALLENGING AREA OF CALIFORNIA; #90014 (2003)

Fliedner, Moritz, Dimitri Bevc, Robert Clapp

Search and Discovery.com

.... The tomographic method eliminates the need for manual reflector picking by automatically selecting back projection points based on dip coherency and semblance...

Unknown

ABSTRACT: Development of Multiphase Karstification in Central Luconia Carbonates … Imaging and Modeling the Unpredictable; #90061 (2006)

Spencer Coca, Laurent Bourdon, and Laurent Alessio

Search and Discovery.com

... techniques consisting of spectral decomposition, acoustic impedance opacity rendering, and structurally oriented semblance filtering were used to image...

2006

Abstract: The Mega-Merge - 45 Contiguous Townships of Seismic Data in Alberta; #90211 (2015)

Chris Heaver, Alberto Galleguillos, Josef Heim, and William Lok

Search and Discovery.com

... of the final migrated volume and a semblance cube will be shown, demonstrating the lateral coherency improvements across channels and faults and the increases...

2015

Abstract: New Insights on the Cenozoic Carbonates of Northwest Australia from a High-Definition Seismic Attribute Workflow; #90255 (2017)

Mohammad Almaghlouth, Rebecca Bell, Peter Szafian

Search and Discovery.com

... geometrical attributes, such as Tensor and Semblance, has also been employed in the workflow to define edges and discontinuities present in the data...

2017

Application of Spectral Decomposition and Seismic Attributes to Understand the Structure and Distribution of Sand Reservoirs within Tertiary Rift Basins of Gulf of Thailand, #40992 (2012)

Mirza Naseer Ahmad, Philip Rowell

Search and Discovery.com

... decomposition (Discrete Fourier Transform) techniques, semblance and sweetness on a seismic data set from the Pattani Basin and on selected frequency slices...

2012

Geomechanical and Geophysical Analysis of a Wattenberg Field through Wavefield Re-Datuming and Inversion

Jyoti Behura, Pete Smith, Oscar Quezada

Unconventional Resources Technology Conference (URTEC)

... inversion. Prior to amplitude inversion, we extract velocity parameters using semblance analysis. In order to honor reflection coefficient changes with offset...

2016

An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement

Andy Furniss

Indonesian Petroleum Association

...-offset travel times are correlated against the recorded CMP gathers to determine the optimum interval velocity within a layer. Semblance is calculated...

2000

An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement

Andy Furniss

Petroleum Exploration Society of Australia (PESA)

...; the optimum interval velocity will produce flat gathers and will have the highest semblance value on a histogram of semblance versus interval...

1999

Subtle Discontinuity Detection and Mapping for Carbon Sequestration Assessment in the Illinois Basin

J. H. McBride, R. W. Keach II, H. E. Leetaru, W. J. Nelson

AAPG Special Volumes

... (3-D) spectral decomposition and semblance, combined with other seismic attributes, to demonstrate the crucial need for broad bandwidth data...

2009

Abstract: Coherence and Measures of Coherence: An Advanced 3D Interpretive Processing Application

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... the simple stacked amplitude to the normalized output-to-input energy ratio or semblance. Covariance and correlation structures can also be analysed...

1997

Abstracts: Geoscience Interpretation and Visualization of a Multicomponent 3D Seismic Survey in Extreme Southern Alberta; #90173 (2015)

John Duhault, Carmen Dumitrescu, and Penny Colton

Search and Discovery.com

..., Instantaneous Phase, Coherency/ Semblance analysis and Time Slicing. The processing and merging of the 3C3D data with well log information (sonic...

2015

Abstract: Geovolume Visualization Interpretation: Components and Techniques

T. Mike Sheffield

Houston Geological Society Bulletin

... seismic attribute volume (Instantaneous Amplitude, Dip Semblance and Phase). Each seismic attribute volume is processed to enhance the recognition...

2000

The Marcellus Revealed, with Full Azimuth 3D Seismic Data

Tony Rebec

Houston Geological Society Bulletin

... play. Map of Appalachia showing location of 3D survey. A 3D Seismic Profile from the area. A co-rendered seismic-semblance display showing strong...

2010

Subseismic Fault Identification Using the Fault Likelihood Attribute: Application to Geosteering in the DJ Basin

Ron Harris, Kyle Bracken, Bill Miller, Steve Angelovich, Thomas O'Toole

Unconventional Resources Technology Conference (URTEC)

... likelihood attribute is based on structure-oriented semblance and so is, in theory, able to detect “zero-offset” faulting. Fault likelihood detects...

2019

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