Explainable AI: Can neural networks recognize first arrivals after wave separation?

Yanwen Wei, Zhenyu Zhu, Jicai Ding, Yichuan Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... for denoising, showing clear separation between signal and noise in the feature maps. These visualizations confirmed the network's denoising abilities...

Aeromagnetics of Southern Alberta within Areas of Hydrocarbon Accumulation

G.E. Leblanc,, W.A Morris

CSPG Bulletin

... migration and its near-surface expression. D. Schumacher and M. A. Abrams (eds.). American Association of Petroleum Geologists, Memoir 66, p.91-98...

Abstract: Digital Expert for DAS Passive Seismic Monitoring: Integration of Image Processing and Geophysical Processing; #91204 (2023)

Takashi Mizuno, Joel Le Calvez, Nicholas Fundytus, and Pierre Bettinelli

Search and Discovery.com

... involved (order of 2 to 4 compared to conventional acquisition methods) and (ii) relatively low signal-to-noise ratio data. We present a new real-time...

Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)

Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek

Search and Discovery.com

... aperture, the reduced fold of the 2D stack, the incomplete demultiple sequence and the lack of migration, the signal-to-noise ratio of these stacks does...

Pushing the boundary of WAZ streamer data for subsalt imaging: A case study in deepwater Mexico Campeche

Yi Chen, Kendra Pyke, Juan Wang, Jasmeen Moubarak, Earl Manning, Jessica Kopp, Rongzhang Chen, Chang Chen, Ravi Kumar, Minshen Wang, Sabaresan Mothi

International Meeting for Applied Geoscience and Energy (IMAGE)

... conventional imaging methods face limitations such as illumination variations, noise, migration artifacts, and residual multiples in the data (Zhang et...

Abstract: Regional Distribution and Controls of Heavy Oil and Oil Sand in the Eastern Venezuelan and Trinidad Basins, by Grant D. Wach, Curtis Archie, and Hasley Vincent; #90075 (2008)

Search and Discovery.com

Operator chains and seismic data decomposition

Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

...ficient approximations is seismic least-squares migration (Nemeth et al., 1999). Compared to the conventional migration, the effect of the least-squares...

Reef Delineation by Multiple Offset Borehole Seismic Data Collection: A Case Study

D. E. Miller and L. Dupal

AAPG Special Volumes

..., volume 1: Atlas of Seismic Stratigraphy A new imaging method, closely related to prestack Kirchhoff migration, has recently been proposed for use...

ABSTRACT: Seismic Anomalies Indicating Leakage: examples from the Southern North Sea; #90013 (2003)

BARTHOLD M. SCHROOT

Search and Discovery.com

... are faint or absent. These may result from the disruption of sediment layering by the migration of pore fluids or gas, Copyright A 2003 by AAPG AAPG Annual...

Using Ground-Penetrating Radar and Capacitively Coupled Resistivity to Investigate 3-D Fluvial Architecture and Grain-Size Distribution of a Gravel Floodplain in Northeast British Columbia, Canada

Adrian S. Hickin, Benjamin Kerr, Thomas E. Barchyn, Roger C. Paulen

Journal of Sedimentary Research (SEPM)

.... Lateral migration was limited to the outer downstream margin of the platform, a location dominated by a mix of sand and gravel. Coarse gravel likely...

Newburg and South Westhope Fields--U.S.A. Williston Basin, North Dakota

Richard D. Le Fever, Julie A. Le Fever

AAPG Special Volumes

... to a distribution system. Folsom (1980) stated that it appeared that "the law resulted from complaints by neighbors that were disturbed by the noise...

Hydrocarbon-charge history of hydrothermally altered reservoirs: The Tailai gas field, eastern Sichuan Basin, China

Yanxian Zhu, Zhiliang He, Xiaowen Guo, Tiago M. Alves, Xuesong Lu, Sheng He, Jian Gao, Ze Tao, Huili Li, and Shuangjian Li

AAPG Bulletin

.... The interpreted seismic data indicate that the No. 15 fault system provided major migration pathways for hydrocarbons. The hydrocarbon charge history...

Improving subsalt images using reflection FWI on WAZ data: Examples from the Gulf of Mexico

Maksym Kryvohuz, Yihua Cai, Sebastian Ramirez, Robert Schelstrate, Gislain Madiba

International Meeting for Applied Geoscience and Energy (IMAGE)

... stacking power and poor signalto-noise ratio of seismic images below salt. Thus, having an accurate velocity model is essential for focusing...

Unveiling and Imaging Karst Through Refined Wavefield Separation

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

Indonesian Petroleum Association

... and suppression of noise and various types of multiples. Furthermore, sagging effects have been compensated through a series of integrated and extensive...

Chapter 12: Microseismic Monitoring in Early Haynesville Development

Peter M. Duncan, William B. Barker, Leo Eisner, Peter G. Smith, Kevin Smith, Sherilyn Williams-Stroud

AAPG Special Volumes

... and cementing the geophones in place. It was decided to conduct a noise fall-off test to pick an effective burial depth for the geophones. A test...

Indonesian Low Rank Coal as Petroleum Source Rock: High Petroleum Potentional but No Expulsion?

Hendra Amijaya

Indonesian Petroleum Association

... mean random huminite reflectance between 0.35-0.52% and huminite (34.6-94.6%). Less abundant are liptinite (4.0-61.4%) and inertinite (0.2-43.9...

Integrated workflow for characterization of CO2 subsurface storage sites

Nomie Pernin, Cyrille Reiser, Eric Mueller

International Meeting for Applied Geoscience and Energy (IMAGE)

... went through an advanced depth imaging workflow using anisotropic velocity model building and Kirchhoff depth migration including compensation for earth...

Seismic Exploration Using Shear Waves

R. Garotta

Indonesian Petroleum Association

..., and perpendicular to the direction of the line. The spread used, shown in blue, has a large window which avoids very strong noise on the near traces. Fig...

Tailored Acquisition and Processing Providing an Enhanced Subsurface Image of the Basin Architecture, Exmouth Sub-Basin, North West Shelf, Australia

Alexander Karvelas, Bee Jik Lim, Lianping Zhang, Haryo Trihutomo, Oliver Schenk, Sugandha Tewari

Australian Petroleum Production & Exploration Association (APPEA) Journal

... were specifically designed for data acquired in the non-linear condition with non-linear processing flow assumptions and noise attenuation techniques...

Integration of New Interpretation, Attribute Analysis and Inversion Results for the Dampier Sub-Basin, North West Shelf of Australia

Jarrad Grahame, Jianfeng Yao

Australian Petroleum Production & Exploration Association (APPEA) Journal

... streamer profile, flat-tow profile and dual sensor acquisition. The data was processed to Pre-stack Depth Migration (PSDM), using advanced processing...

Designing alternative 3D seismic surveys for reduced environmental footprints using the seismic trace density parameter

Mostafa Naghizadeh, Andrea Crook, Alyson Birce, Stephanie Ross

International Meeting for Applied Geoscience and Energy (IMAGE)

... the trace density of matching orthogonal geometries in order to obtain the desired signal-to noise ratios, particularly for datasets requiring AVO...

A Straightforward Workflow for Monitoring CO2 Storage

Marc-Antoine Dupont, Sven Philit, Fabien Cubizolle

GEO ExPro Magazine

... migration. Using PaleoScan™ provides a fast method from seismic conditioning to carbon capture storage quantification. MARC-ANTOINE DUPONT, SVEN PHILIT...

Basin and Range Seismic Profiles, Railroad Valley, Nye County, Nevada

Norman H. Foster, John H. Vreeland, Eadward D. Dolly

Rocky Mountain Association of Geologists

...’-2440’ Source DYnamite Spread (two side 2 4 4side spreads-see 440’ by 0’-6 60’-6 60’- 2 text). Sample Rate 2mS. Wave Equation Migration Special...

Success Factors for Effective Subsurface Imaging of Overthrust Belt Legacy Seismic Data

Walt Ritchie and Mihai Popovici

Search and Discovery.com

..., Colorado, June 7-10, 2009 1 Fusion Petroleum Technologies Inc. Houston, Texas Summary In recent years 3-D pre-stack depth migration (PSDM) has...

Kahil Air-FTG® (Full Tensor Gradiometery) Survey, Case Study of Non-Seismic Advances, #41880 (2016).

Elias Al Kharusi, Colm Murphy, Christopher Bellamy and Saada Al-Rawahi

Search and Discovery.com

... geology and include Full Tensor Noise Reduction (FTNR) and contact lineament processing (CLP) exploiting the 3D nature of the data. Tensor Axis...