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)

... 9 days of recording. Despite the presence of high levels of noise from exploitation activities and interference from a strong near surface effect...

Imrpoved Reserve Estimates Using Spatial Averaging

Mohan Kelkar

Unconventional Resources Technology Conference (URTEC)

... is that performance of wells is random and is not spatially related. A high grading strategy that encompasses shale properties as well as the underlying geology...

Generating high-quality labels for deep learning CO2 monitoring using local orthogonalization

Shuang Gao, Sergey Fomel, Yangkang Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... Geophysicists and the American Association of Petroleum Geologists REFERENCES Chen, Y., and S. Fomel, 2015, Random noise attenuation using local signal...

Consistent Structural Model Simulations for Volumetric Uncertainty Study

M. A. Lecour, P. Thore, R. Cognot

AAPG Special Volumes

..., in comparison to other methods, it is fast, it allows one to spatially correlate the selected random numbers, and the computation time is substantially...

Recognizing Faults in Seismic Data, by Alistair Brown, #40073 (2003).

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Data-driven near-surface Q compensation: A case study in Sichuan Basin of China

Xinyuan Feng, Yulian Zhao, Mingtu Xiao

International Meeting for Applied Geoscience and Energy (IMAGE)

... of seismic waves by near surface layer. Based on this, the spatially variable Q value of the near surface can be calculated quantitatively, so as to do...

Abstract: Interferometric Assessment of Clamping Quality of Borehole Geophones; #90224 (2015)

Yoones Vaezi and Mirko van der Baan

Search and Discovery.com

... by slowly attenuated surface (Rayleigh) waves, assuming that noise source distribution is spatially homogeneous around the stations (Lobkis & Weaver...

Tulip Field 3D Coil Shooting Survey„Preliminary Data Processing Results

Michele Buia, Riccardo Vercesi, Michelle Tham, Dmitry Nikolenko, Andreas Tyasbudi Waluyo, Swee Leng Ng

Indonesian Petroleum Association

... in this survey, to name a few: turn noise due to acquiring data while the vessel and cables were tracking continuously in circles, very severe multiple energy...

Novel 3-D Field-scale Characterization of Reservoir Fractures Using Surface Seismic Data by the Double-Beam Method and Field Applications

Yingcai Zheng, Hao Hu, Xinding Fang, Robert Stewart

Unconventional Resources Technology Conference (URTEC)

... is along the east-west direction but with random spacings and spatially varying compliances, the second curved fracture set has a constant fracture...

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)

... and noise-affected seismic data, and non-uniqueness of the physical problems, it remains challenging to fully resolve depth uncertainty. Schultz and Hoelting...

Time-lapse electromagnetic with Gramian

Jide Nosakare Ogunbo, Sang-Wook Kim, Arrey F. Enow

International Meeting for Applied Geoscience and Energy (IMAGE)

... m. Data is contaminated with up to five percentage random noise. Following the recommendation in (Ogunbo et al., 2018b), 10 standalone inversion...

Lightning Data - A New Geophysical Data Type; #41184 (2013)

H. R. Nelson, Jr., D. James Siebert, and Les R. Denham

Search and Discovery.com

... companies fighting fraudulent claims of loss due to lightning strikes. A dozen studies over the last five years show lightning strike locations are not random...

Full Integration of Seismic Data into Geostatistical Reservoir Modeling

P. van Riel, P. Mesdag, H. Debeye, M. Sams

AAPG Special Volumes

... spatially sparse well data.Because of the parallel, synergistic development of these two technologies, one might expect that seismic data are regularly...

Bayesian geophysical inversion with Gaussian process machine learning and trans-D Markov chain Monte Carlo

Anandaroop Ray, David Myer

Petroleum Exploration Society of Australia (PESA)

... not automatically adapt inverse model complexity or the number of active model parameters as dictated by data noise and sparse receiver coverage, do...

Ambient Fracture Imaging: A New Passive Seismic Method

Alfred Lacazette, Jan Vermilye, Samuel Fereja, Charles Sicking

Unconventional Resources Technology Conference (URTEC)

... activity.  Stacking over extended time periods both adds tremendous sensitivity and images surfaces. Sensitivity is increased because random noise...

Marine Seismic Sources: Part IV

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... Nievaart. www.naracoopaholidayunits.com.au Sound is signal or noise. A listener will define sounds of interest as signals and everything else that might...

Geomechanical and Flow Simulation of Hydrofracs Using High-Resolution Passive Seismic Images

Alfred Lacazette, William Dershowitz, Jan Vermilye

Unconventional Resources Technology Conference (URTEC)

... spatially stable signals. (Note that coherent noise is removed in the early trace-processing stage.) Such summation to cancel random noise...

Predicting and Detecting Carbonate Cemented Zones Within Latrobe Group Reservoirs of the Gippsland Basin

Mark Bunch

Petroleum Exploration Society of Australia (PESA)

... if the acoustic properties of the units comprising such features remain constant. The field survey data also bear overprints of both random and coherent noise...

Seismic applications of the Radon transform and a new second-order traveltime local transform

Ehsan Soleymani, Mauricio Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

... transforms play an essential role in seismic data processing. They have been extensively used to separate signals from coherent noise, reconstruct seismic...

Abstract: The Discover Way Towards More Realistic Enhanced Resolution Seismic Inversion - A Field Test (Geophysics Poster 23)

Dominic Lowden, Bruce Webb, Jennifer Graham, Vincent W. T. Kong

Geological Society of Malaysia (GSM)

... which, Özdemir et al, 2008 [b] described the optimized deghosting of Over/Under lowed streamer data in the presence of noise. Krach et al, 2010 [c...

ABSTRACT: Azimuth Preservation in Pre-stack Time Migration Using Offset Vector Tiles, by Al-Najjar, Mohammed H.; Rowe, R. W.; #90141 (2012)

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Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)

Zhenhua Li and Mirko van der Baan

Search and Discovery.com

... data are spatially sparse and noise contaminated, so we add white noise to the synthetic pressure data and both particle velocities. The signal...

3-D Surface-Wave Estimation and Separation Using an Iterative Closed-Loop Approach; #41898 (2016)

Tomohide Ishiyama, Gerrit Blacquiere

Search and Discovery.com

... primaries in land or shallow-water environments. Separating them from the primaries is of great importance either for removing them as noise...

Optimization of Horizontal Well Spacing Based on Stochastic Fracture Modeling

William C. Belfield

Rocky Mountain Association of Geologists

... for spatial distribution, actual data indicate that fractures (and presumably faults) have an underlying organization and are not spatially random. In effect...

Abstract: Mapping Surface Alteration Effects Associated with Hydrocarbon Reservoirs at Gypsum Plain, Texas, and Cement, Oklahoma, Using Multispectral Information, by V. Carrere, H. R. Lang, and M. F. Crawford; #91007 (1991)

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