Aru Trough Deepwater Trepang 3D: The First Broadband Triple-Source Marine Seismic Survey Acquired in Indonesia Led by Ophir Energy

Ed Hager, Carey Davis, Dave Arnold, Safrin Arbi

Indonesian Petroleum Association

... survey requirements. Past attempts to process triple source data suffered during the CMP and common-trace domain stages with the longer shotpoint...

The importance of viscoelastic waveform inversion in VSP: Synthetic studies

Yu Chen, Shujaat Ali, Takashi Mizuno, Pierre Bettinelli, Jol Le Calvez

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Schlumberger Summary Method The attenuation factor (Q) is essential in waveform inversion. This paper presents systematic and quantitative studies of Q...

Evaluation of Thin-Bedded Heterogeneous Sands Using Geophysical Applications & Well Data for a Robust Development Plan (Paper C10)

M. S. Mohd Adnan, F. Fahmi

Geological Society of Malaysia (GSM)

... complicated by attenuation from the overlying coals. However, attribute analysis was effective to determine overall sand presence where bed thickness ranges...

Re-imaging of 2D legacy data in Brazils Equatorial Margin via pseudo-3D model building

David Butler, Daryineth Fernandez, Oscar Perez, Raul Ysaccis, Jason Thekkekara, Juan Perdomo, Christopher McMorland, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

...ep dip structures and faults relative to the legacy imaging. Post migration gather flattening, residual noise attenuation, and multiple attenuation we...

ABSTRACT: Model-Based Multiple Suppression: Application to Seismic Prospecting in Santa Barbara Channel, by Larry Morley and Paul Heuermann; #91035 (2010)

Search and Discovery.com

Spectral hydrology: Resolution and uncertainty in multifrequency oscillatory hydraulic tomography

Jeremy R. Patterson, Michael Cardiff

International Meeting for Applied Geoscience and Energy (IMAGE)

... Understanding the spatial variability in hydraulic properties that control subsurface fluid flow at multiple scales (primarily permeability, hydraulic...

Angle Gathers for Gaussian Beam Depth Migration, #41593 (2015).

Samuel Gray

Search and Discovery.com

... and rock properties. On common-midpoint (CMP) gathers of unmigrated data, this information has come from moveout and amplitudes. Moveout, the behavior...

Abstract: Geophysical Studies of the Deep Lithosphere Beneath Hudson Bay and Environs: Implications for Paleoproterozoic Assembly of Laurentia; #90172 (2014)

David W. Eaton, Meghan S. Miller, Fiona Darbyshire

Search and Discovery.com

... belt (CSB). The Belcher domain (B) is a U-shaped region of magnetic lows in southeastern third of Hudson Bay, enclosing a wedge-shaped region named...

Pushing the limit of 5D interpolation using deep learning

Yangkang Chen, Hang Wang, Chao Li, Omar M. Saad

International Meeting for Applied Geoscience and Energy (IMAGE)

... prepare the initial model in the COP domain instead of the CMP domain is that, in a COP domain with certain offset values, the travel times for adjacent...

Finding the reservoir in an intensely scattered wavefield: A case study from the Central Sichuan Basin, China

John Coffin, Mengmeng Zhang, Panos Doulgeris, Peter Haffinger, Angie Kelsay, Jinsong Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... was to embrace this multiple scattered and mode-converted energy by using a wave equation based inversion scheme (WEB-AVO). This allowed us to reliably...

A deep-learning workflow for weak reflection extraction in pitch-catch measurements in cased-hole

Qiang Wang, Hua Wang, Shaopeng Shi

International Meeting for Applied Geoscience and Energy (IMAGE)

... and casing and it would overlap with the strong multiple reflections between the casing inner surface and the transducer-housing tool. In this study, we...

Retrieving high-resolution acoustic impedance using full-waveform inversion in presalt reservoir setting, offshore Brazil

Akshat Abhishek, Alok K. Soni, Rene-Edouard Plessix, Martijn Blaauw, Jaydip Guha, Gautam Kumar

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the reservoir. The interbed multiple attenuation is always a challenge in these complex geological settings (Cypriano et al., 2015; Johann and Monteiro, 2016...

Geophysical Techniques for Evaluating the Internal Structure of Cheniers, Southwestern Louisiana

Robbie R. Zenero , David L. Seng , Mark R. Byrnes , Randolph A. McBride

GCAGS Transactions

... interpretations of radar profiles suggest cheniers evolve through multiple processes in different environments. Radar facies observed in dip-oriented...

Application of phase stabilization Q migration in comprehensive evaluation and identification of tight-reservoir

Yi Bao, Hai-Bo Zhao, Xu Liu, Xiao-Wei Guan, Xin-Yue Song, Cheng Wang, Zai-Jin Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... burial and severe absorption attenuation, the seismic imaging resolution is low, and the prediction of geological-engineering double sweet spot does...

Application of Robust Noise Reduction on a Land 3D Seismic Data

Agus Abdullah, Jesse Shaw

Indonesian Petroleum Association

... is a multi-dimensional method that transforms noisy seismic data into another domain called Curvelet. In this domain, random and linear noises are well...

Abstract: Application of Surface-wave Modeling and Inversion in Cordova Embayment of Northeastern British Columbia; #90187 (2014)

Antoun Salama, Niranjan Banik, Mona Cowman, Kevin Roberts, Anna Glushchenko, Mark Egan, Alfonso Gonzalez, Eric von Lunen, and Jennifer Leslie-Panek

Search and Discovery.com

...; Socco et al., 2010). Multiple modes are generated and each mode AAPG Search and Discovery Article #90187 © CSPG/CSEG/CWLS GeoConvention 2013...

An Evaluation of Hydrogeologic Parameters on Natural Attenuation of Explosives

Harrelson, Danny W., Zakikhani, Mansour, and Pennington, Judy C.

GCAGS Transactions

...An Evaluation of Hydrogeologic Parameters on Natural Attenuation of Explosives Harrelson, Danny W., Zakikhani, Mansour, and Pennington, Judy C. 2002...

Sub-seafloor reflectivity estimation by upgoing wavefield deconvolution

Hassan Masoomzadeh, Tim Seher, M. A. H. Zuberi

International Meeting for Applied Geoscience and Energy (IMAGE)

... approaches to water layer multiple attenuation by wave field extrapolation: 57th Annual International Meeting, SEG, Expanded Abstracts, 276–277, doi: https...

Seismic Processing Applications on a Personal Computer

Geophysical Service (Malaysia) Sdn. Bhd.

Geological Society of Malaysia (GSM)

... to reflectors observed on surface seismic data, 2) Recognition of multiple reflections, 3) Measurement of accurate interval velocities, 4) Method for studying...

Simultaneous source acquisition, accuracy, and deblending

Ray Abma

International Meeting for Applied Geoscience and Energy (IMAGE)

... on raw data. The early efforts in processing simultaneous sourcing used simple noise attenuation methods to remove the interference. This produced...

Seismic Foldout: Northern North Sea: A Dual-Azimuth Solution

Anna Rumyantseva, Jaswinder Mann-Kalil, Idar Kjørlaug, CGG

GEO ExPro Magazine

... the Dugong discovery and Snorre field. The line is in the depth domain with overlying TLFWI velocities that isolates a higher-velocity layer...

Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology

Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia

Indonesian Petroleum Association

...), High Resolution Radon, diffracted multiple attenuation, Shallow Water Demultiple, etc Dense automatic velocity analysis Surface consistent deconvolution...

Modeling of scattering losses using energy transport

Manuel Alejandro Jaimes Caballero, Roel Snieder

International Meeting for Applied Geoscience and Energy (IMAGE)

... to attenuation. For the second simulation we find that even a localized scattering heterogeneity can significantly attenuate the ballistic wave, and therefore one...

Squeezing Every Last Drop Out of a Coarse 3D Oil Sands Dataset for Refining 3D Survey Design … A Case History; #41500 (2014)

Sylvestre Charles, Jim Hostetler, Jiwu Lin, Xiaoming Luo

Search and Discovery.com

... (mostly sands, gravels, silts and clays), buried channel systems and former glacial lakes. It was subjected to multiple glacial and interglacial...

Abstract: Optimising Reservoir Characterisation Through Seismic Data Conditioning: A Case Study of Block22/NCMA4, Trinidad; #90238 (2015)

Dale Baptiste, Russ Creath, and Vishal Nagassar

Search and Discovery.com

... Offset (AVO) anomaly response (low impedance with an increase in amplitude with increased offset). However, analysis of the actual post migration CMP...