Efficiency-oriented optimization design of static patch geometry and related operation for OBN project

Yue Yu, Chen Haolin, Xin Xiuyan, Luo Minxue, Xu Zhaohong, Dong Fengshu

International Meeting for Applied Geoscience and Energy (IMAGE)

... of divided patches for static patch survey needs to consider the splicing of both inline and crossline orientations, necessitating a more complex...

Dip or Strike? … Complimenting Geophysical Sampling Requirements and Acquisition Efficiency for Towed Streamer Marine Seismic

Martin Bayly, Low Cheng Foo, Michelle Tham, M Nabil El Kady, Saeeda Hydal, Thomas Olanrenwaju Ajewole, Nigel Seymour, Satyabrata Nayak, Bidyut Chowdhury, M Faizal Idris, Sandeep K Chandola, M Iqbal Supardy

Indonesian Petroleum Association

... of the wavefield sampled equally in both inline and crossline directions, thereby achieving both operational efficiency and geophysical sampling...

ABSTRACT: Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, by Eggenberger, Kurt; Christie, Phil; Muyzert, Everhard; Vassallo, Massimiliano; Özbek, Ali ; #90135 (2011)

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ABSTRACT: Structural Curvature versus Amplitude Curvature, by Chopra, Satinder; Marfurt, Kurt J. ; #90142 (2012)

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3-D Seismic Fault-Plane Images from Offshore Myanmar, Gulf of Thailand, and Lake Maracaibo: Insight into Regional Stresses and Hydrocarbon Migration Pathways; #40892 (2012)

John D. Pigott and Non Prapasanobon

Search and Discovery.com

...3-D Seismic Fault-Plane Images from Offshore Myanmar, Gulf of Thailand, and Lake Maracaibo: Insight into Regional Stresses and Hydrocarbon Migration...

Evaluating the impact from dual-azimuth, wide-azimuth towed streamer and ocean bottom node acquisitions for Brazil pre-salt exploration: A finite difference modeling study

Lei Zhuo, Jeff Bergeron, Jake Deeds, Robert Brandt, Dirk Erickson

International Meeting for Applied Geoscience and Energy (IMAGE)

..., 2017) resulted in less multiple contamination as well as better balanced amplitude and less migration noise in the pre-salt. Finally, we applied...

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)

... depth-migration of the input data. The tomography update obtained without the help of guided filters—yet including isotropic smoothing—is rife...

Abstract: Cost Efficient Acquisition to Reduce Coarse Land 3D Line Spacings Through Beyond Nyquist Interpolation and Wavefield Reconstruction for Signal and Noise; #90187 (2014)

Bill Goodway

Search and Discovery.com

... statistical and aliasing limitations for key processing and inversion steps such as surface consistent statics, pre-stack migration (PSTM) and even...

Analytic directional derivative based gradient structure-tensor-based dip to detect seismic faults

Gagandeep Singh, Rahul Mahadik, William K. Mohanty, Aurobinda Routray

International Meeting for Applied Geoscience and Energy (IMAGE)

... is used to calculate the inline and crossline dip of seismic data. We propose an analytic directional gradient structure tensor method, a variant of GST...

Practical Application of Adaptive Least-Squares Reverse Time Migration (LSRTM) to Advance Field Development and Uncover New Reserves in the Subsalt Provinces

Chong Zeng, Shuqian Dong, Zhaohong Wu, Jean Ji, Darrell Armentrout, Bin Wang

GCAGS Transactions

...Practical Application of Adaptive Least-Squares Reverse Time Migration (LSRTM) to Advance Field Development and Uncover New Reserves in the Subsalt...

Highlights of 3D Surveys, Offshore Sarawak

H. J. E. Schmidt

Southeast Asia Petroleum Exploration Society (SEAPEX)

..., but with 2-D post stack processing (no crossline migration). Fig. 4 shows the same line after 3-D migration. These three examples are from the same...

Multi-survey full-waveform inversion gradient balancing with illumination probing method

James Xu, David F. Halliday, Federico G. Andreasi, Xikai Zhao, James Rickett

International Meeting for Applied Geoscience and Energy (IMAGE)

... frequency band. The final model is shown in Figure 5c on the SE-NW crossline of Figure 4, and the migration results on the same line is shown in Figure 7...

3-D Solution to a 2-D Pitfall: Seismic Detection of Carbonate Buildups, Kiva Field, Paradox Basin, San Juan County, Utah

Cindy L. Crawley Stewart

Rocky Mountain Association of Geologists

... to the northeast where it belongs. I n 1985, state of the art 3-D migration was a 2-D migration algorithm applied sequentially in the inline and crossline...

-- no title --

user

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... dimensions: offset, azimuth, inline, crossline and frequency. The biggest challenges were posed by the low original: interpolated data ratio...

Figures 18 and 20

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Gippsland Basin, Australia: New Data Reveals Further Potential in a Mature Basin

Jarrad Grahame, Keat Huat Teng, Iain Burnie, CGG

GEO ExPro Magazine

... with a 200m wide-tow triple source creates a natural crossline bin size of 12.5m and minimises the impact of near offsets on shallow imaging. Diving...

Abstract: Accurate Conversion between Offset Image Gathers and Angle Image Gathers, by Jianming Sheng and Chengbin Peng; #90105 (2010)

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Volume Visualization, Fast Track Interpretation, and Interactive Crossplot Analysis Lead to Discovery: A Case Study from Santos Basin, Brazil, by Donald Dean, Kim Cline, Bob Blackmur, Allan Kean, Marian Hanna, and Dave Smith, #20025 (2004).

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The Challenge of Applying New Technologies to Exploration in a Sub Andean Basins

Marcelo Benabentos, Pedro Muñoz, Juan Uribe, Francisco Ortigosa, Dewi Jones

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... for near surface, Ray Tracing based survey design, Long offset-low fold seismic, and Wave Equation Migration in shot domain. The final goal is to reduce...

Structural and Stratigraphic Interpretation of the Muddy Formation Using the Manderson Field 3D Seismic Survey, Big Horn County, Wyoming

J. Chris Besler, Mark T. Kramer

Wyoming Geological Association

... advanced seismic processing such as pre-stack time migration or pre-stack depth migration might provide the required accuracy to support the folded...

3D Seismic Facies Analysis of a Reefal Buildup: NSO 'A' Field, Offshore North Sumatra

Wayne L. Alexander, Maria R. Nellia

Indonesian Petroleum Association

... program prior to crossline migration. After migration, the data were summed in the inline direction to yield a 25 × 25 meter grid for interpretation...

Seismic Diffraction Imaging of Reservoir Fractures with DAS Seismic Data in a Horizontal Well

Brian Fuller

Unconventional Resources Technology Conference (URTEC)

... incident seismic waves. In fact, diffraction energy recorded in seismic data provides important signal for seismic migration programs to sum...

Seismic data interpolation via frequency-constrained 3D inception Unet

Yen Sun, Paul Williamson

International Meeting for Applied Geoscience and Energy (IMAGE)

... further improve the accuracy (Suvorov et al., 2021). The goal of increasing crossline sampling by interpolation is to improve migration image quality...

Identification of Deltaic Facies with 3-D Seismic Coherency and the Spectral Decomposition Cube: A Study Form South Marsh Island Area, Gulf of Mexico

John A. Lopez , Greg Partyka , Norm L. Haskell , Susan E. Nissen

GCAGS Transactions

... line spacing. These picked horizons were smoothed by averaging the interpolated inline and crossline surfaces. These smooth horizons were then used...

Land Multiline Recording Techniques: Selected Case Histories, by Daniel D. Hollis; #91024 (1989)

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