Sparse 3D seismic survey over the Olympic Dam IOCG deposit

Heather Schijns, Jared Townsend, David Haddow, Max Shawcross, Kathy Ehrig

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the excessive noise in the active mining area, limited coherent reflectivity generated by the granite-hosted IOCG, and low fold of the sparse 3D geometry meant...

True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)

M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin

Indonesian Petroleum Association

...-coherent noise were applied. The key steps of the time-processing were followed by a monitoring of the evolution of quantitative seismic indicators showing...

Pushing the limit of 5D interpolation using deep learning

Yangkang Chen, Hang Wang, Chao Li, Omar M. Saad

International Meeting for Applied Geoscience and Energy (IMAGE)

.... This limitation leads to sparsely collected data. Additionally, the presence of invalid traces caused by erratic noise and malfunctioning sources...

An approach to reduce exploration risk using spectral decomposition, prestack inversion, and seismic facies classification

Carlos Jesus, Wagner Moreira Lupinacci, Patricia Takayama, Joana Almeida, and Danilo Jotta Ariza Ferreira

AAPG Bulletin

... and coherent noise. This noise may be caused by acquisition design, preprocessing, and migration (Chopra and Marfurt, 2007). Nevertheless, some of those...

Unraveling Subtle Geological Features with 3D Seismic Attributesthe Dollarhide Field, West Texas

Isabel C. Serrano, Charles H. Blumentritt, E. Charlotte Sullivan, Kurt J. Marfurt, Michael Murphy

West Texas Geological Society

... of coherent energy without smoothing, and eigenvector-derived dip and dip-azimuth. Based on these attributes, we identified an additional set of small...

Structure and Petroleum Plays of the St. Lawrence Platform and Appalachians in Southern Quebec: Insights from Interpretation of MRNQ Seismic Reflection Data

Sebastien Castonguay, Jim Dietrich, Denis Lavoie, Jean-Yves Laliberte

CSPG Bulletin

... sections by enhancing coherent reflection events and attenuating reflection noise. Time migration further improved the seismic data. The seismic...

A Deep-Water VSP Borehole Seismic Case History With Lessons Learned, Problems Solved and Values Demonstrated

William L. Soroka, Vincent Favreu, Ericska Kariman, Aldrin Muchtar

Indonesian Petroleum Association

... and both random and coherent noise. In the VSP processing it is possible to separate the up-going reflected events from the down-going events, attenuate...

Super-virtual interferometry for noise elimination on vertical seismic profiling (VSP)

Yicheng Zhou, Yang Cui, Sherif Hanafy

International Meeting for Applied Geoscience and Energy (IMAGE)

...Super-virtual interferometry for noise elimination on vertical seismic profiling (VSP) Yicheng Zhou, Yang Cui, Sherif Hanafy Super-virtual...

Work Processes to Mitigate Interpretation Pitfalls in Areas of Severe Seismic Multiples

Carl E. Helsing, Jesse Shaw

Indonesian Petroleum Association

... related multiples and interbeds. As the signal to noise ratio decreases due to shallow surface effects and a degradation of imaging with depth...

Tech Note: Volumetric Seismic Attributes for Automated Fault Interpretation and Structural Interpretation: A Growth Fault Example from the Texas Gulf Coast

Alison Henning, Gaynor Fisher, and Stephen Purves

Houston Geological Society Bulletin

...-preserving filter to remove coherent and random noise, while retaining features such as edges, corners, and sharp dips. The fault detection attributes were...

Abstract: Near-surface Issues in TTI Wave Equation Migration from Topography; #90171 (2013)

Chuck Ursenbach, Richard A. Bale, and Samuel H. Gray

Search and Discovery.com

... may mask this to some extent, but a better result is achieved if the filter has an elliptical cutoff. Similar coherent noise can be present in migrated...

Advances in Seismic Fault Interpretation Automation, by Randolph Pepper and Gaston Bejarano, #40170 (2005).

Search and Discovery.com

Multiple attenuation using 3D SRME with targeted demigration

Marin Petkovic, Ahmed Abouserie, Zhen Wang, Brad Wray

International Meeting for Applied Geoscience and Energy (IMAGE)

... of near offsets, low signal-to-noise ratio (S/N), and cross-talk among different orders of multiples. To remove strong residual multiples, we propose...

Abstract: Lamb Waves Recorded in Microseismic Monitoring Wellbores; #90174 (2014)

Andy St-Onge

Search and Discovery.com

... has been examined to identify coherent signal and noise. The objective was to better understand events recorded on the data. The signal and noise...

Chapter 9. Australia: Satellite Lineaments in Southeast Australia

K. L. Burns, J. Shepherd

Utah Geological Association

... artifacts due to spatially-coherent noise. These include scan lines, film striae, and artifacts of unknown origin in other directions. Second...

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...

Abstract: Seismic Evidence for Low-Angle Extensional Faults Beneath Southern Railroad Valley, Nevada, by J. A. Grow, C. J. Potter, J. J. Miller, K. Lund, and W. J. Perry, Jr.; #90959 (1995).

Search and Discovery.com

Abstract: Ben Nevis - An Exploration Giant in the Atlantic Margin, by S. Hodges, C. Line, and B. Evans; #90923 (1999)

Search and Discovery.com

ABSTRACT Seismic Characterization of the Internal Fault Architecture from a Deepwater Fold and Thrust System, Niger Delta, #90123 (2011)

David Iacopini, Rob Butler

Search and Discovery.com

... discontinuities (thrusts) we first performed noise cancellation through the seismic volume and then produced a steering volume using structurally-oriented dip...

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...

Abstracts: Mapping Fracture Flow and Reservoir Stress Compartments with Passive Seismic Imaging; #120181 (2015)

Alfred Lacazette, Charles Sicking, Jan Vermilye, and Rigobert Tibi

Search and Discovery.com

... suppression of coherent noise in the trace data, Seismic Emission Tomography (SET) is used to produce a five-dimensional data volume. The dimensions...

Poststack fracture prediction technique based on phase decomposition

Li Hai Liang, Pan Hui, Gao Jian Hu, Gui Jin Yong

International Meeting for Applied Geoscience and Energy (IMAGE)

... decomposition Seismic. In order to check the stability of the algorithm, the real 3D seismic records are selected to extract the high-precision coherent...

Solving Shear-Wave Splitting in PS Data Processing of 3D 4C OBN Seismic Survey Offshore Nunukan, Indonesia

Andreas Waluyo, David Tilling, Supriyono, Rio Sebayang, Agus Warmar Rasa

Indonesian Petroleum Association

... in both stacks. For most parts, continuity of the coherent signals is improved (two blue ovals). While in the west side, as the noise level increases...

Refined Karst Feature and Fault Identification Through Integrated Wave Field Separation and Imaging of Diffraction Energy

Riaz Alai, Afiq Mokhtar, Christopher Lee Slind, Yonghe Guo, Rizki Krishna Pratama

Indonesian Petroleum Association

... separation gives better noise separation and better handling of complex velocity areas. As diffractions are coherent 3D tails from which the background noise...

Abstract: Interesting Directions Being Pursued in Seismic Curvature Attribute Analysis; #90187 (2014)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

.... If the seismic data have some type of coherent noise masking the reflection data, dip filtering is used to suppress it, before attribute computation. Figure 1...