Abstract: Focused HiDef Seismic Processing Workflows to Identify Shallow Geohazards Features and Delineate Thin Reservoir in North of Sultanate Oman; #91204 (2023)

Safa Al Maskari, Ahmed Al Harthi, Mohammed Al Isamaili, Siham Al Falahi, Ufoma Akpomeyoma, Nick Benfield, Yahya Al Shereiqi, Fabian Ernst

Search and Discovery.com

... in semblance maps. Semblance maps were created to aid QC of each step to ensure no smearing is observed. The new final volume delivered showed sharper...

Geomechanical restoration as a tool for fractured reservoir characterization: Application to the Permian Basin, west Texas

Joseph M. Stockmeyer, John H. Shaw, Lee T. Billingsley, Andreas Plesch, Michael Wales, Leore C. Lavin, Ray Knox, and Luke Finger

AAPG Bulletin

... measures of natural rock strain to assess the viability of the restoration results. A semblance volume generated from 3-D seismic reflection data...

Semblance Technology and DHI Analyses, Kupe, New Zealand

Mark L. Sloan, Angus Ruddock

Petroleum Exploration Society of Australia (PESA)

...Semblance Technology and DHI Analyses, Kupe, New Zealand Mark L. Sloan, Angus Ruddock TECHNICAL FOCUS Semblance Technology And DHI Analyses, Kupe...

High Resolution, Super Efficient Wide Azimuth Beam Tomography for Velocity Model Building

Search and Discovery.com

ABSTRACT: Geovolume Visualization and Interpretation: Using 3-D Visualization and Seismic Attributes to Examine Stratigraphic Features and Discontinuities; #90013 (2003)

Terra E. Bulloch, Tatum M. Sheffield, Jennifer C. Budlong, Julie N. Craun, Charlie J. Mickey, Marc Hildebrand

Search and Discovery.com

... geological features. Utilizing attributes such as Spectral Decomposition, Semblance, Phase, and Sweetness (combination of Instantaneous Amplitude...

Arafura Sea Seismic Processing: Importance of Iterating Velocity Analysis and Integrating Regional Geology to Counter Signal Masking by Major Unconformities

Rahadian Adhyaksawan, Paulus T. Allo, Maria Raharja, Muhammad Isjmiradi, Mark Boyd

Indonesian Petroleum Association

... forcefully to remove the multiples. Step 2 Velocity picking: At first glance the velocity analysis semblance plots showed a very pickable velocity trend...

Delineating Fractures from Seismic Attributes; #110124 (2010)

Satinder Chopra, Kurt J. Marfurt

Search and Discovery.com

... Channels Semblance Eigenstructure (Gersztenkorn and Marfurt, 1999) Notes by Presenter: Comparison of alternative coherence algorithms used on data...

Channel detection in 3-D seismic data using sweetness

Bruce S. Hart

AAPG Bulletin

... the usefulness of sweetness for imaging channels in siliciclastic successions. I show that corendering sweetness with coherency attributes (e.g., semblance...

Three-Dimensional Seismic Volume Visualization of Carbonate Reservoirs and Structures

Jose Luis Masaferro, Ruth Bourne, Jean Claude Jauffred

AAPG Special Volumes

... seismic facies in the Permian Khuff and Upper Cretaceous Natih E reservoirs in Oman. Semblance volumes were used to highlight reflection terminations...

Abstract: Velocity Updating for Converted-Wave Prestack Time Migration; #90211 (2015)

Xiaogui Miao

Search and Discovery.com

... among Vc, γeff and χeff. The semblance plot in the second panel corresponds to the semblance spectra of the currently picked parameter, which is Vc...

Fracture Imaging and Permeability Fairway Mapping; #41150 (2013)

Charles Sicking, Jan Vermilye, Peter Geiser, Alfred Lacazette, and Laird Thompson

Search and Discovery.com

... workflow uses microseismic recordings to compute semblance and coherence volumes. These volumes are combined over large time intervals to accumulate...

Abstract: A Comparison of Standard Migration with EOM for Hussar Data; #90174 (2014)

Thais A. Guirigay, John C. Bancroft, and J. Helen Isaac

Search and Discovery.com

... are created for each output migrated trace based on the EOM method. They have high fold and larger offset, which provide a better focus of the semblance...

The Integrated Use of Spectral Decomposition, AVO Analysis, Seismic Attributes, Principal Component, Supervised Neural Facies Classification, and Waveform Calibration for Reservoir Delineation

Search and Discovery.com

... extracted, including relative acoustic impedance, semblance (coherence), Avo attributes, waveform difference, simple difference, instantaneous...

Seismic Foldout: Offshore Brazil: Reducing Risk with Regional 3D Reprocessing

Andrew Hartwig, TGS

GEO ExPro Magazine

... of Brazil’s super basin petroleum system. Isopach maps and semblance extraction assist in identifying Cretaceous and younger sediment depo-centers, salt...

Correlation Data as an Aid in Fault Interpretation: A Case Study

E. R. Telatovich

Geological Society of Malaysia (GSM)

..." (or even the Zoeppritz equations to geophysicists), the mathematics of correlation or semblance are not particularly difficult and yet offer little...

Establishing Novel Views on Reservoir Compartmentalization Utilizing Systematic Data-driven Seismic Processing Frameworks

Riaz Alai, M Afiq B Mokhtar, Jun Wang, Yonghe Guo, Ecep Suryana

Indonesian Petroleum Association

... imaging result. A method of integrated 3D velocity analysis for quality control procedure is proposed through volumetric semblance generation replacing...

Abstract: Seismic Attributes for Prediction of Reservoir Architecture and Hydrocarbon Prospectivity: A Case Study of Zubair Formation in Bahrah Area, North Kuwait; #90254 (2016)

Subrata K. Bhukta, Prabir K. Nath, Sunil K. Singh, Afrah S. Al-Ajmi, Eman Al-Shehri

Search and Discovery.com

... and the use seismic semblance, amplitude variance attribute and its visualization are crucial to understand the fault system as well as hydrocarbon...

Abstract: Integrated Petrographical, Petrophysical and Geomechanical Assessment of Fault-Seal in an Onshore Carbonate Reservoir in Abu Dhabi, UAE; #90254 (2016)

Manhal Sirat, Mariam Al Blooshi, Mohammed Al Suwaidi

Search and Discovery.com

... semblance, core data and image log analyses, CT-scans and core description across the fault together with Rock Mechanics Testing (RMT) were integrated...

Nonparametric Bayesian approach for robust depth uncertainty estimation from seismic velocity and anisotropy tradeoffs

Jinsong Chen, Sizhuang Deng, Min Yang, Andrey Shabelansky, Cory Hoelting, Huafeng Liu, Maisha Amaru

International Meeting for Applied Geoscience and Energy (IMAGE)

... average of semblance is used. We developed a geostatistical method in this study to spatially interpolate semblances at those locations with poor ray...

Formation Anisotropy and Heterogeneity Evaluation with a High-Resolution LWD Ultrasonic Slowness Imaging Tool

Naoki Sakiyama, Hiroshi Hori, Hiroaki Yamamoto, Hiroshi Nakajima, Matthew Blyth, Syed Muhammad Fahim Ud Din, Mark Kittridge

Unconventional Resources Technology Conference (URTEC)

... with standard semblance processing, like standard sonic wave processing (Kimball and Marzetta, 1984). Semblance processing resorts to a set of parameters...

Accelerated deep learning-based estimation of wavefront dips and curvatures and their application to 3D prestack data enhancement

Kirill Gadylshin, Ilya Silvestrov, Andrey Bakulin

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The general workflow is adaptive to a particular 3D prestack seismic volume. It requires performing a conventional semblance-based estimation...

Abstract: Multiple and Noise Attenuation with Tau-P Seismic Data Processing

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... along ray parameters with semblance reduces non-coherent noise and suppresses spatial aliasing. This is desirable for poor quality data with low SIN...

Abstract: Geovolume Visualization and Interpretation Techniques from Rank Exploration to Secondary Recovery

Elizabeth Lorenzetti Harvey, T. Mike Sheffield, D.E. Meyer, B.A. Payne, J. A. Less, M.J. Zeitlin

GCAGS Transactions

... data quality. Even before a prospect is identified, seismic attributes such as dip semblance are used to interpret faults and other discontinuities...

ABSTRACT: Paleostructural Interpretation, Eastern Great Basin, Nevada and Utah: An Update, by E. L. Howard; #91040 (2010)

Search and Discovery.com

Abstract: High Density Simultaneous Picking of Moveout Parameters Velocity and Anellipticity (Paper 23)

Adam Betteridge

Geological Society of Malaysia (GSM)

..., necessary for automatic dense pickings. An intelligent QC sorting of the raw V and h fields, based on lateral coherency of the semblance and the Dix...