Abstract: Compressing the Processing Time-Line An Example from Block 14, Angola, by Peter Mitchell and Helmut Hsiao; #90072 (2007)

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Abstract: Crs Processing Technique, by Sunjay S. Sunjay; #90081 (2008)

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ABSTRACT: Gas Chimneys-Indicating A Fractured Cap Rock; #90013 (2003)

Helge Løseth, Lars Wensaas, Børge Arntsen

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... that irregular, low-velocity distributed patches can create similar noise zones as those observed in gas chimneys on real seismic data. Fractures may...

ABSTRACT: Processing and Interpretation of Seismic Data from the Papua New Guinea Highlands … an Integrated Methodology; #90061 (2006)

Geoff Mansfield, Peter Southwell, and Keith Bradey

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...”, but the combination of these factors lead to seismic data which is expensive to acquire and often of “poor” quality with a low signal-to-noise ratio...

Abstract: Forward Modelling Study of 2D Finite Difference Reverse-Time Migration for Downhole Seismic Data; #90224 (2015)

Dong Shi, Ramin Saleh, Bernd Milkereit

Search and Discovery.com

... survey geometry when applying reverse-time migration. However, reverse time calculation appear to be sensitive to noise, in addition, can generate noise...

How to Increase the Bandwidth of your Plains Data

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... [email protected] Summary In this paper, we present comparisons of poststack time migration, prestack time migration, and anisotropic depth migration...

Efficient Migration, #40816 (2011)

Yazil Abbas,

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... to the presence of some noise contamination left in the processed dataset which ultimately gives poor migration results. So what we do is correct...

Cost Effective Seismic Acquisition in the Papuan Foreland Basin

A. Garcia, J. D. Schneider, F. E. Doughty

Papua New Guinea (PNG) Petroleum Convention Proceedings

... deconvolution NMO NMO Mute Mute 500 ms AGC Stack Stack Mix Random noise attenuation Statics, sea level datum Bandpass filter 2000 ms AGC for display...

High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP

Ali Sayed, Francesca Twynam, Ran Bachrach, Maud Cavalca, Leo Leon, Maria Shadrina, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

...High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP Ali Sayed...

South Halfway 3D: An example of a challenging onshore acquisition and subsequent processing and a unique way of performing a prestack elastic inversion on a difficult dataset

Marianne Rauch, Doug Brost, Hassan Odhwani, Aravind Nangarla, Adriana Gordon

International Meeting for Applied Geoscience and Energy (IMAGE)

... Hz and has a higher noise level. The seismic data quality is much improved in the river valley. This caused special challenges for the seismic data...

The depth-domain seismic inversion based on depth-variant wavelet non-stationary convolution method

Cong Wang, Xuehua Chen, Wei Jiang, Shengyi Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... application, the effectiveness of this method has been fully proved. Introduction (Optional) With the widespread application of depth migration technology...

Three-Dimensional Seismic Volume Visualization of Carbonate Reservoirs and Structures

Jose Luis Masaferro, Ruth Bourne, Jean Claude Jauffred

AAPG Special Volumes

... filtering was applied to improve signal-to-noise ratios and suppress random noise to obtain a better reflection definition. Combined volume dip...

Abstract: Efficient Broadband Marine Acquisition and Processing for Improved Resolution and Deep Imaging; #90172 (2014)

Ed Kragh, Tim Brice, Tony Curtis, Josef Heim, Deepak Kapadia, Morten Svendsen

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... as fewer streamers are required. The data are combined in processing, optimizing the signal-to-noise ratio over the entire bandwidth. The resulting data...

Time-lapse matching of OBN seismic data using 2D convolutional neural networks

Ramon C. F. Araújo, Gilberto Corso, Samuel Xavier-de-Souza, João M. de Araújo, Tiago Barros

International Meeting for Applied Geoscience and Energy (IMAGE)

...), but the remaining noise still hampers accurate pinpointing of reservoir changes. In the migration of CNNmatched data (Figure 7d), though, changes...

Applied Organic Geochemistry and Best Practices to Address a Surface Casing Vent Flow - Lessons from Remediation Work of a Shale Gas Well in Quebec; #40976 (2012)

Jean-Yves D. Chatellier, Rene Rioux, Marianne Molgat, Craig Goodall, and Ralph Smith

Search and Discovery.com

... isotope signatures indicate that SCV gas does not originate from the fractured Utica interval. Bond and noise-temperature logs were also run...

Abstract: Enhanced Surface Seismic Data Processing Using Simultaneous Acquired DAS-VSP Data; #91204 (2023)

Gang Yu, Jinliang Xiong, Junjun Wu, Yuanzhong Chen, Yingshui Zhao

Search and Discovery.com

... of these methods cannot meet the requirements of commercial seismic data processing. The second is the effect of high-frequency noise on viscoelastic migration...

RTM method of prismatic-waves under the undulating surface: A case study of the Longmen Piedmont

Bo Ma, Yingming Qu, Zhenchun Li, Jianggui Zhu, Chang Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... the complex piedmont, the reverse time migration technology based on coordinate transformation body meshing has been developed rapidly. Exploration...

Random Genetic Simulation of Lobes: Internal Architecture Construction and Gridding; #50182 (2009)

Pierre Biver, Dimitri D'Or, and Alexandre Walgenwitz

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...Random Genetic Simulation of Lobes: Internal Architecture Construction and Gridding; #50182 (2009) Pierre Biver, Dimitri D'Or, and Alexandre...

Identification and Quantification of Parasequences Using Expectation Maximization Filter: Defining Well Log Attributes for Reservoir Characterization

Saurabh Sinha, Raj Kiran, Javier Tellez, Kurt Marfurt

Unconventional Resources Technology Conference (URTEC)

... the noise from the well logs. The processed well logs are then fed into a changepoint algorithm. We then use the intervals determined by changepoint...

Five Vintages of 3D Seismic over the Nelson Field of EP Europe UK: Is it Really Feasible to Obtain a Consistent 4D Signal?

Jos B. M. Lutz, Jonathan Brain, Jan W. de Maag, Nico Kremers, Steffen Bergler, and Richard Rogers

GCAGS Transactions

... swell noise attenuation given different noise characteristics between surveys, sail line consistent statics, and trace selection...

Merging Surveys with Multidimensional Interpolation; #41552 (2015)

Daniel Trad, Matt Hall, Milka Cotra

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... by the low original: interpolated data ratio, and the constraints placed by the need for AVO-compliance on noise attenuation. The result was a fully...

Pie in the Sky?

Ed Hagar

GEO ExPro Magazine

... from low channel analog recording systems to high-channel count digital systems with low-noise streamers. Processing houses have taken us from NMO stack...

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

...) and illustrates the value of having a proper migration velocity and the least possible noise in the stacked data to be migrated. Figure 2.3D shows...

5D Interpolation Using Orthogonal Matching Pursuit (OMP) Algorithm to Recover and Reconstruct Damaged Seismic Data, a Case Study in Jb Field, North West Java Basin

Andreas Wasi Kuncoro Kaissagara, Aji Rahmat Ginanjar, Arrie Kurniawan, Dimas Pramudito

Indonesian Petroleum Association

...eased signal to noise ratio (Figure 3). Good continuity in pre – migrated stack is a good indication that the migration will produce a better imaging r...

Characterization of Carriers for Hydrocarbon Migration: An Example from the Dongying Sag, Bohai Bar Basin, China; #120136 (2013)

Xiaorong Luo, Likuan Zhang, Yuhong Lei, Guoqi Song, and Fengui Sui

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... of driving force relative to resistances of carriers, so that random distribution of pores and pore throats will cause uneven selection of a migration...