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The AAPG/Datapages Combined Publications Database
Showing 3,711 Results. Searched 200,693 documents.
Analysis of Electromagnetic Induction Logs to Investigate Saltwater Intrusion into an Alluvial Aquifer
Glenn W. Garneau
Environmental Geosciences (DEG)
..., nonperiodic, coherent noise source corrupting the signal or image scene. The noise pattern in the image can be reduced by simply subtracting another...
1996
Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada
Helen Isaac and Don Lawton
Search and Discovery.com
... the seismic imaging of the complex structures that form the mountain. Processing in the time domain was designed to attenuate noise and enhance signal...
2009
Data Connectivity Inference and Physics-AI Models For Field Optimization
Hector Klie, Arturo Klie, Bichen Yang
Unconventional Resources Technology Conference (URTEC)
... is a daunting task that geoscientists and engineers frequently encounter in their daily work. This process is necessary for building coherent...
2020
Application of Full Waveform Inversion to Resolve an Eroded Shallow Carbonate Platform, North Madura, East Java, Indonesia
David Cavalin, Nurrul Ismail, Tom Paten, Kola Agbebi, Dave Lim
Indonesian Petroleum Association
... possible frequency data, containing coherent signal, minimizes the risk of cycle skipping thus allowing the FWI update to start from a benign velocity...
2019
Interpretative Filtering
Leila Ajjabou, Maëlle Bourdais, Natalia Gritsajuk, Sébastien Lacaze, Jean-Philippe Adam
Australian Petroleum Production & Exploration Association (APPEA) Journal
...: [email protected] B Abstract. Industry already acknowledges the power of dip-steered median filters to clean-up seismic data volume in which coherent events...
2017
Fracture Systems of Mars
E. L. Harp
Utah Geological Association
... extraneous lineaments which are not likely to be tectonic elements. Coherent pictorial noise, aeolian streaking, and chance alignments of a few...
1974
ReGenerating the Gippsland Basin
J. Firth, K. Zhao, S. Birdus, N. Mudge, J. Zhou
Petroleum Exploration Society of Australia (PESA)
..., such as AVO studies, to be performed on previous data sets, as remnant multiples contaminated near offsets and residual coherent noise dominated...
2018
Abstract: Prestack Signal Enhancement by Non-hyperbolic MultiFocusing; #90187 (2014)
Evgeny Landa, Alex Berkovitch, and Kostya Deev
Search and Discovery.com
... the quality of seismic imaging especially in cases of low fold data, poor signal- to- noise ratio and sparse 3D acquisition. At the same time, local...
2014
Null-space shuttle inspired feature-targeted uncertainty analysis and stochastic inversion improvement
Jingfeng Zhang, Esteban Díaz, Anar Yusifov, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
... outputs to obtain geologically coherent volumes, thus enhancing uncertainty evaluations in interpretation and reservoir modeling. Our findings suggest...
2024
Seismic Signature as a Porosity Indicator in Early Miocene Reefs in the Madura Strait Via AVO Inversion and Modelling
Bimal R. Banerjee
Indonesian Petroleum Association
... and properly compensate for each factor. In these data, coherent noise was not a problem, so no two-dimensional processes were applied. Transmission...
1993
Seismic Monitoring of Hydraulic Fracturing Activity at the Marcellus Shale Energy and Environment Laboratory (MSEEL) Site, West Virginia
Abhash Kumar, Erich V. Zorn, Richard Hammack, William Harbert
Unconventional Resources Technology Conference (URTEC)
... for the broadband seismometer is 0.05-100 Hz, with a low noise floor, and it is highly sensitive to detect earthquakes from both local and regional seismicity...
2017
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
Improving the Quality of Coherence and Curvature Attributes by Using Multispectral Dip Components; #42548 (2020)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... of structural dip. Due to differences in both resolution and sensitivity to coherent noise, different frequency components might exhibit different dip...
2020
What is Horizontal Resolution?
L. R. Denham, R. E. Sheriff
Indonesian Petroleum Association
... reflections, with no conversion to shear or head waves, are recorded). There is no coherent noise (including multiples) and no "burst-out" noise included...
1981
Targeted nullspace shuttles as enablers of time-lapse CO2 monitoring with sparse acquisition
Kimberly A. Pike, Kristopher A. Innanen, Scott D. Keating
International Meeting for Applied Geoscience and Energy (IMAGE)
...-convergence and to explore the space of models which conserve data misfit. If, as we assume, time-lapse model artifacts and 4D noise caused by sparse...
2024
Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland
Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh
Petroleum Exploration Society of Australia (PESA)
... modelling; specifically the fast generation of dense 3D CIGs (common image point gathers), high signal to noise, the ability to reject coherent & non...
2016
Abstract: Deglaciation of the inner Scotian Shelf, Nova Scotia: correlation of land-sea events
R. R. Stea, D. B. Scott, G. B. J. Fader
Atlantic Geology
... Landward of the end moraines is a linear depositional baMoraine Complex lies at the seaward margin of the inner Scotian Atlantic Geology, March 1995, Volume...
1995
Using deep learning for automatic detection and segmentation of carbonate microtextures
Claire Birnie, Viswasanthi Chandra
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Springer, 740–755. Liu, S., C. Birnie, and T. Alkhalifah, 2022, Coherent noise suppression via a self-supervised deep learning scheme: 84th Annual...
2022
Surface passive seismic monitoring by the local use of semblance
M. Javad Khoshnavaz, Andrej Bona, Kit Chambers, Hamidreza Siahkoohi, Alireza Khoshnavaz
Petroleum Exploration Society of Australia (PESA)
... downhole arrays. However, signal-to-noise ratio of surface array records is naturally low. That makes application of coherency-based techniques...
2019
A recipe for practical iterative LSRTM with synthetic and real data examples from Brazil
Valeriy Brytik, Gopal Palacharla, Rishi Bansal, Diwi Snyder, Xu Li, Young Ho Cha, Partha Routh, Inma Dura-Gomez, Dmitriy Pavlov, Carey Marcinkovich
International Meeting for Applied Geoscience and Energy (IMAGE)
... be sensitive to numerical noise. PSF can also be sensitive to the placement of the point diffractors. In general, it can also be difficult to evaluate...
2022
Use of Automatic Moment Tensor Inversion in Real Time Microseismic Imaging
Michael Kratz, Michael Thornton
Unconventional Resources Technology Conference (URTEC)
... dip-slip style class of events and a strike-slip class extending away from the well as a long coherent trend. This trend was dominated by a strike slip...
2015
Extracting Reservoir Properties from 3-D Seismic Attributes at Ubi-Sikladi Fields, Central Sumatra
Hazairin, Bambang Wisnu H., Kent M. Mangold
Indonesian Petroleum Association
... on seismic amplitude. For the band-width limited data presented, the uncertainty of the seismic wavelet and random/coherent noise are less significant...
1995
ABSTRACT: Seismic Anomalies Indicating Leakage: examples from the Southern North Sea; #90013 (2003)
BARTHOLD M. SCHROOT
Search and Discovery.com
... down, and thus that the gas would be primarily thermogenic in origin. Shallow disturbed zones Shallow disturbed zones of seismic noise are present...
2003
Geometric and seismic interpretation of the Perdido fold belt: Northwestern deep-water Gulf of Mexico
Rion H. Camerlo, Edward F. Benson
AAPG Bulletin
... layer. The detachment fold crests are bounded by kink bands, which are narrow zones of angularly folded strata. The low-reflectivity, lowsignal-to-noise...
2006
Subsalt image optimization in the Gulf of Mexico combining sparse OBN and legacy streamer data
Hongyan Li, Ruoyu Gu, Jarrod Hutson, Di Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... with improved illumination. Considering the limited signal-to-noise ratio (SNR) of the sparse simultaneous OBN data, a different imaging condition was implemented...
2022