Chapter Eight: Horizon and Formation Attributes

Alistair R. Brown

AAPG Special Volumes

... of them are noise. Coherent noise in the seismic data intersects the horizon under study and causes steps that can look like faults. Hesthammer...

Abstract: Receiver Function Analysis of Crustal and Upper Mantle Stratigraphy Across the Western Superior Province; #90172 (2014)

Morounkeji Olaleye, Andrew W. Frederiksen

Search and Discovery.com

... approach (using inter-trace regularization constraints) to improve the signal-to-noise ratio. The receiver function data show indications of crustal...

Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada

M. W. Lee, T. S. Collett, W. F. Agena

AAPG Special Volumes

... interval, 100 ft (30 m); and number of groups, 96 with split spread. To preserve relative true amplitude, suppress coherent noise, and increase...

The Geophysicists' Bane: Multiple Suppression on the North West Shelf

C. R. T. Ramsden, M. R. Hobson, R. Cooper

Petroleum Exploration Society of Australia (PESA)

... of Australia is the presence of strong multiple noise trains that often mask or interfere with the primary reflectors. Besides the strong waterbottom and peg...

Abstract: Post-stack Seismic Geomorphology of Bakken Shale using Spectral Decomposition, Curvature and Waveform Facies Analysis …Southern Alberta Study; #90224 (2015)

Valentina Baranova, Azer Mustaqeem, Steven Foster, and Elvis Floreani

Search and Discovery.com

... only. Seismic amplitudes provide clue to thickness of sand, while linear filtering and dip-steering provides indicators of shore-face beach berms...

Seismic Exploration for Stratigraphic Traps: Geophysical Exploration Methods

Paul L. Lyons, M. B. Dobrin

AAPG Special Volumes

... to extend the present limits of resolution, such noise is very difficult to eliminate by any means other than frequency filtering, which would cut out...

Application of Wide-Azimuth 3-D Seismic Attributes to Predict the Microfractures in Block MA Area for Shale Gas Exploration in South China

Yusheng Zhang, Gang Yu, Xing Liang, Li Jiang

Unconventional Resources Technology Conference (URTEC)

... and obtaining high signal-to-noise ratio (S/N) raw seismic data, conducting prestack denoising, fidelity amplitudepreserved processing, precise velocity...

Comparison of seismic resolution enhancement techniques: Spectral extrapolation vs spectral balancing

Charles I. Puryear

International Meeting for Applied Geoscience and Energy (IMAGE)

... on high resolution well tie). Finally, structural filtering, an effective technique for removing noise along reflectors, was implemented using a dip-guided...

Strike Oriented, Swath Seismic and Its Potential Application to Exploration and Development in the Papuan Fold and Thrust Belt

William F. Robinson IV

Papua New Guinea (PNG) Petroleum Convention Proceedings

... to erosion and karstification. The geologic beds on the hinteriand flank of structures dip perpendicuiar to the swath iines. This geometry means that the swath...

Seismic Studies in the Church Rock Uranium District, Southwest San Juan Basin, New Mexico

William T. Phelps, Robert S. Zech, A. Curtis Huffman Jr.

AAPG Special Volumes

... recovery, first-break muting, deconvolution, and filtering procedures were performed. Amplitude recovery consisted of two steps, a linear gain function...

Geophysical Techniques Used in Petroleum Exploration in the Ying Ge Hai Area, Zhanjiang, SW Guangdong Province, China

L. William Edwards

Circum Pacific Council Publications

.../peak gain after stack"" 1 Other + Multi-channel Coherent Noise Filter Before stack 1 After stack (various trace windows)" " + Time var. spectral...

Prospect Investigation and De-Risking Using Cognitive Interpretation Workflows, Offshore Equatorial Guinea; #42170 (2017)

Tom Wooltorton, Stephen Leslie, Merritt Smith, Ryan M. Williams, Luis Gomez

Search and Discovery.com

... workflows were applied to investigate subtle, low relief faults that may provide a trapping mechanism. Inflections in structural dip were identified which...

A Low Frequency Seismic Survey in an Exploration Environment (Geophysics Poster 17)

Paul West, Konrad Cieslik, Shamim Haider, Abdul Aziz Muhamad, Sandeep Kumar Chandola, Awalludin Harun

Geological Society of Malaysia (GSM)

... (Goertz et al, 2009). Coherent noise generated by hydrocarbon exploitation activities is almost continuous in time and can not be removed by time...

Tiltmeter Mapping and Monitoring of Hydraulic Fracture Propagation in Coal: A Case Study in the Warrior Basin, Alabama

George A. Gazonas, Chris A. Wright, M.D. Wood

Rocky Mountain Association of Geologists

... whether a group of error vectors across an array are in some fashion coherent, spatially low frequency, or are spatially random (measurement noise...

Post Migration Processing of Seismic Data

Dashuki Mohd.

Geological Society of Malaysia (GSM)

...; • correction for the amplitude loss due to inelastic attenuation and spherical divergence, • removal of noise and compression of wavelet through filtering...

Abstract: Pitfalls in Prestack Inversion of Merged Seismic Surveys; #90239 (2015)

Sumit Verma, Shiguang Guo, Thang Ha, and Kurt Marfurt

Search and Discovery.com

... linear move out to approximately flatten the ground roll phases, estimate the dip about this reference move out, and compute coherence within...

Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia

Mike Hartley, Shuo Ji, Alex Browne

Petroleum Exploration Society of Australia (PESA)

..., including swell and linear noise attenuation. The data were acquired with a variable streamer depth, and ASEG-PESA-AIG 2016 750 August 21–24, 2016...

Mapping of Reservoir Facies within Heterogeneously Deposited and Structurally Deformed Strata in Tripura Frontal Fold Belt of Assam and Assam Arakan Basin: Application of Sequence Stratigraphy, 3D Seismic Attributes and Inversion, #30255 (2012)

Hari Lal, N.P. Singh, A.K. Tandon

Search and Discovery.com

.... Linear alignments of orthogonal dip direction (e.g. north direction within dominantly east direction) are indicative of cross-faults. Curvature Curvature...

ABSTRACT: Ultra-High-Resolution Seismic Stratigraphy of Martha Brae Delta-Reef Complex, Falmouth, Jamaica, by J. D. Pigott, J. D. Skinner, and S. M. Roberts; #91022 (1989)

Search and Discovery.com

Feasibility Study Methodology for Fracture Analysis Studies Using Seismic Azimuthal Amplitude Variation: Application in Southern Mexico

Alexis Ferrer Balas, Nahum Campos, Jesus Garcia Hernandez

GCAGS Transactions

... other factors, like too low signal-to-noise ratios to be detectable, high fracture dip values, or wave interferences among different layers, could...

Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation

Rodrigo Felicio Fuck, Lorenzo Casasanta

International Meeting for Applied Geoscience and Energy (IMAGE)

...Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation Rodrigo Felicio Fuck, Lorenzo Casasanta Fast and efficient...

Integrated geophysical studies of the basement structures, the Mississippi chert, and the Arbuckle Group of Osage County region, Oklahoma

Olubunmi O. Elebiju, Shane Matson, G. Randy Keller, Kurt J. Marfurt

AAPG Bulletin

... 10A). At the Arbuckle Group level, these incoherent features are more dominant. We notice that very coherent linear features cut some of these low...

Squeezing More Information Out of 3D Seismic Data with a Match Filter and Possibly Squeezing More Oil Out of Oil Pools; #41562 (2015)

Norm Kalmanovitch, John Townsley

Search and Discovery.com

... is in an up dip position that has not been drilled. The Match Filter Process Our objective in recording and processing seismic data is to obtain...

VSP Guided Reprocessing and Inversion of Surface Seismic Data

R. Gir, Dominique Pajot, Serge Des Ligneris

Southeast Asia Petroleum Exploration Society (SEAPEX)

... noise, cannot be reduced by residual reprocessing or match filtering. In this, case, a strong filter which acts on both phase and amplitude, provides...

Minimizing Depth Uncertainties Through Effective Seismic Processing Strategies in a Complex Geological Setting - Unlocking Deeper Potentials Offshore Indonesia

M Afiq B Mokhtar, Riaz Alai, Yonghe Guo, Pongga Wardaya, Jun Wang, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... to publish this work. REFERENCES Guillaume, P., Reinier, M., Lambaré,G., Cavalié, A., Adamsen, M.I., & Bruun, B.M., 2013, Dip constrained non-linear slope...