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The AAPG/Datapages Combined Publications Database

Showing 27,595 Results. Searched 195,387 documents.

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Fit For Purpose Integrated Structural Identification Using Azimuthal Monopole Sonic Waveforms and Vertical Seismic Profiling: The First Case Study From The Vertical Unconventional Well in North Sumatera Basin - Indonesia

Erfandi Adhiansyah, Annisa Nur Mahdiya, Murthala Hatta, Irma Eliza, Barry Albert Lumankun

Indonesian Petroleum Association

... of the workflow detects the reflected arrival. Basically, in a premigrated filtered wavefield the process searches for any linear coherent features according...

2022

Three-Dimensional Seismic Volume Visualization of Carbonate Reservoirs and Structures

Jose Luis Masaferro, Ruth Bourne, Jean Claude Jauffred

AAPG Special Volumes

... filtering was applied to improve signal-to-noise ratios and suppress random noise to obtain a better reflection definition. Combined volume dip...

2004

Application of Integrated Geophysical Techniques to Characterize the Edwards Aquifer, Texas

Charles B. Connor, Stewart K. Sandberg

Bulletin of South Texas Geological Society

... of related Hankel transforms of order 0 and 1 by adaptive digital filtering, Geophysics 44: 1287–1305. Batiza, R., and J.D.L. White, 2000, Submarine...

2001

Deep learning-based Vz-noise attenuation for OBS data

Jing Sun, Arash Jafargandomi, Julian Holden

International Meeting for Applied Geoscience and Energy (IMAGE)

... dips of coherent noise and coherent signal. We propose a deep-neural-network (DNN) approach to remove this type of noise from ocean-bottom-node (OBN...

2023

Developing a robust geologic conceptual model using pseudo 3-D P-wave seismic reflection data

Adrian D. Addison, Michael G. Waddell, Camelia C. Knapp, Duke T. Brantley, John M. Shafer

Environmental Geosciences (DEG)

...).An f-k filter was used to remove coherent linear noise (Yilmaz, 1987), in the case of this data set, ground roll or surface waves. Figure 6 shows a shot...

2009

Volumetric Curvature: The Next Step in Seismic Attributes

Thomas Smith

GEO ExPro Magazine

..., coherent noise, or systematic errors in the processing. These artifacts remain even after spatial filtering and have little direct correlation...

2008

Abstract: Seismic Attribute Applications for Interpreters; #90171 (2013)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... from them. Besides this, we also discuss the use of some of the procedural steps for noise filtering and dip-steering options for computation of some...

2013

Abstract: Seismic Attribute Applications for Interpreters; #90171 (2013)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... from them. Besides this, we also discuss the use of some of the procedural steps for noise filtering and dip-steering options for computation of some...

2013

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

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

Search and Discovery.com

... reservoirs. Image filtering techniques were applied to improve signal-to-noise ratios and to suppress random noise to obtain a better reflection...

2002

Abstract: Seismic Geomorphology and Interpretation of Cretaceous Depositional System of Penobscot Prospect, Sable Island, Canada; #90224 (2015)

Naveed Iqbal, Farrukh Qayyum, and M. Gulraiz Akhter

Search and Discovery.com

.... Hence, for better resolution dip steered median filter is used to remove noise, acquisition footprints and enhance laterally continuous seismic...

2015

Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta

Jeffrey F. Tan

Search and Discovery.com

... Filtering Many "good" events generally have lower frequency content than noise events. This set of classification algorithms filters incoming...

Unknown

Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta

Jeffrey F. Tan

Search and Discovery.com

... Filtering Many "good" events generally have lower frequency content than noise events. This set of classification algorithms filters incoming...

Unknown

Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology

Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia

Indonesian Petroleum Association

... of the coherent noise properties and of the coupling. Low frequency reverberations heavily affect the raw records. Figure 4 shows an example of the raw...

2014

Hydraulic Fracture Monitoring Using Distributed Acoustic Sensing: A Case Study Using Dip-in Fiber

Chaoyi Wang, Yuanyuan Ma, David Eaton, Kelly MacDougall, Carolyn Furlong

Unconventional Resources Technology Conference (URTEC)

... a significant number of coherent signals with linear moveout and strong amplitude, as indicated in Figure 7. The coherent noise events have an apparent...

2022

Nias Basin, NW Sumatra … New Insights into Forearc Structure and Hydrocarbon Prospectivity from Long-Offset 2d Seismic Data

Ian Deighton, M. Ma’ruf Mukti, Satish Singh, Tom Travis, Anthony Hardwick, Katie Hernon

Indonesian Petroleum Association

...-variant thresholds for ambient noise; F-X based methods for coherent noise and time and space variant dip filtering guided by primary stacking...

2014

Unconventional Reservoir Characterization Using Azimuthal Seismic Diffraction Imaging

Dmitrii Merzlikin, Sergey Fomel, Xinming Wu, Mason Phillips

Unconventional Resources Technology Conference (URTEC)

... features and distinguish them from noise. Introduction The degree of natural fracture development in otherwise low-matrix-permeability unconventional...

2017

SG14: The COCORP Seismic Reflection Traverse Across the Southern Appalachians - Data Acquisition and Processing

Frederick A. Cook, Larry D. Brown, Sidney Kaufman, and Jack E. Oliver

AAPG Special Volumes

... the significant field parameters for both phases of the data acquisition. On all of the lines, the geophones were arranged in a center-weighted linear array...

1983

ABSTRACT: New Methods for Extracting and Constructing Fault Surfaces from 3D Seismic Data; #90013 (2003)

OYVIND STEEN, STEIN INGE PEDERSEN, CHRISTOPHE BASIRE

Search and Discovery.com

... noise (acquisition tracks, coherent noise) from the model. Integration with horizons The tying of fault- and horizon surfaces is often difficult...

2003

Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

..., such as repeated S/N enhancement runs, FXY deconvolution or K filtering (i.e., wavenumber filter for linear coherent noise), or spectral enhancement to bring out...

2012

Basic Seismic Processing: Part 7. Geophysical Methods

Peter M. Duncan

AAPG Special Volumes

..., are removed by filtering the recording. Where organized (nonrandom) noise is recognized, one usually tries to determine the origin of this noise to better...

1992

The Use of Physical Modeling to Resolve Offshore Seismic Problems

B. J. Evans, M. Urosevic

Indonesian Petroleum Association

... noise in the form of coherent waves totally mask the reflections, as shown in Figure 3a. This Figure shows strong noise waves passing across the record...

1995

Mapping Thin Sand Reservoirs in Eastern India

U. K. Guru, M. Krishnamurty, V. C. Ramalah, E. W. Wiltse, Robin Westerman

Southeast Asia Petroleum Exploration Society (SEAPEX)

... an accurate relationship between depth and time for the well. Any log profile can then be scaled to linear two-way time and compared directly...

1990

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