Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 214 Results. Searched 200,293 documents.

< Previous   4   5   6   7   8   Next >

Ascending

Estimation of Methane from Kerala - Konkan Onshore Peatlands of South West Coast India by Ground Penetrating Radar Method, #51460 (2018).

K. Devi, Rajesh R Nair

Search and Discovery.com

...) of the subsurface. The common offset radargrams were used to reconstruct the 2-D stratigraphic image of the study site (Figure 3). The GPR data require signal...

2018

Geometric mode decomposition method for diffraction separation

Peng Lin, Suping Peng, Yang Xiang, Chuangjian Li, Xiaoqin Cui

International Meeting for Applied Geoscience and Energy (IMAGE)

... decomposition (GMD) algorithm to remove reflections and separate diffractions in the common-offset or poststack domain. The key idea of this method...

2022

Velocity and Velocity

M. Al-Chalabi

Petroleum Exploration Society of Australia (PESA)

... pos1t1oning, the most common form being time-to-depth conversion. Velocity and 'Velocity' ISSUES IN ESTIMATING THE TRUE SUBSURFACE FOCUSING (=DATA QUALITY...

2000

Improved Understanding and Interpretability Beneath the Complex Accretionary Section in West Timor, Indonesia, Via Marine Broadband Seismic and Beam Depth Migration

Mazin Farouki, Felice D'Alterio, Erika Gentile

Indonesian Petroleum Association

... spatially, 200ms in time) in common offset volumes. All wavelet events are identified, irrespective of whether they are primary energy, multiples...

2012

Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea

Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder

Southeast Asia Petroleum Exploration Society (SEAPEX)

... reflection events are coherent in the common offset plane (COP) while the hyperbolic noise trains have been randomized. It is this random noise that the F-X...

1990

Abstract: DMO Accuracy Requirements for AVO Analysis

Craig J. Beasley

Geological Society of Malaysia (GSM)

... al., 1984). For 2-D DMO, in which the "processing unit" is typically a large group of traces, such as common-offset data or shot gathers, f k DMO...

1990

Enhancing Fault Interpretation Through Broadband Processing and Diffraction Imaging: The First and Successful Experience from Madura Offshore Area

Pongga Wardaya, Rino Saputra, Syaeful Amin

Indonesian Petroleum Association

... destructor in pre-migration stage to separate diffraction signal from the reflections in the common offset domain. The method assumes...

2018

Land FWI in the Sultanate of Oman: Challenges and advances on the road to high-resolution velocity

Mohammad Sheryar Farooqui, Yonghe Guo, Azza Al Hasni

International Meeting for Applied Geoscience and Energy (IMAGE)

... variation as the multiple generators on stack data and removes the imprint again in the common offset domain. Figure 3: Top: Legacy velocity model...

2024

High-resolution imaging in the Campos Basin using legacy seismic acquisition

David Brookes, Darrell Armentrout, Milos Cvetkovic, Terry Johnson, Trish Sullivan

International Meeting for Applied Geoscience and Energy (IMAGE)

... discontinuities are important, for example, discontinuities in fault diffractions due to the shot move up in a partially moved out common offset section...

2023

Abstract: How to Attenuate Diffracted Noise: (DSCAN) A New Methodology; #90211 (2015)

Ali Karagul, Todd Mojesky, XinXiang Li, and Necati Gulunay

Search and Discovery.com

... for detection of diffracted waves on common-offset sections: Geophy. Pros., v. 35, p. 359-373. Nemeth, T., H. Sun, and G.T. Schuster, 2000, Separation...

2015

Abstract: Anisotropy-Preserving 5D Interpolation by Hybrid Fourier Transform; #90224 (2015)

Juefu Wang and Shaowu Wang

Search and Discovery.com

... residual moveout caused by strong anisotropy, dipping reflectors or multiples. Introduction Seismic data demonstrate azimuth and/or offset dependent...

2015

Abstract: Enhancing First-Break Picking in Land 3d Seismic Data using Smart Supergrouping Technique; #90254 (2016)

Saud S. Saadi, Pavel Golikov, Maxim Dmitriev, Andrey Bakulin

Search and Discovery.com

... lines are summed, we assume that velocity distribution has no lateral heterogeneity and apply common offset summation. We tested this method on land 3D...

2016

Extended Abstract: Seismic Interference Attenuation

Johan-Fredrik Synnevåg, Arne Åsnes

Petroleum Exploration Society of Australia (PESA)

... to common offset where detection is performed. The original data are also sorted to the common offset domain where interpolation is performed...

2010

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... with the wrong velocity. The lower part of figure 19 demonstrates the potential benefits of migration before stack. In this procedure, common offset...

1978

Determination of Velocity Model by Using NIP-Wave Tomographic Inversion: Application to Synthetic and Real Data

A. Hendriyana, R. Sule, Y. Akbar, L.A. Poerwaka, T.A. Sanny, Sardjito, Waluyo, Adriansyah

Indonesian Petroleum Association

... to their correct position and to obtaine focused image if depth migration is used. Various methods have been studied and applied to synthetic and real data...

2009

Wave-Equation-Based Target-Oriented Inversion for Reservoir Characterisation, #41759 (2016).

Dries Gisolf, P.R. Haffinger, P. Doulgeris

Search and Discovery.com

... is PSDM common offset cubes. These were converted to slowness gathers, by ray-tracing in a stratified overburden model. • Seismic data quality looks...

2016

Abstract: Can supergrouping enhance low frequencies needed for FWI of 3D land broadband seismic data?; #90254 (2016)

Maxim Dmitriev, Andrey Bakulin, Pavel Golikov, Dmitry Neklyudov

Search and Discovery.com

...Abstract: Can supergrouping enhance low frequencies needed for FWI of 3D land broadband seismic data?; #90254 (2016) Maxim Dmitriev, Andrey Bakulin...

2016

Land seismic multi-parameter FWI imaging

Mason Phillips, James McLeman, Vlada Avramovic, Tom Rayment, Stuart Schmitt, Mike Varner, Yasser Khalifeh, Ahmad Ammar Chahine, Eskil Jersing

International Meeting for Applied Geoscience and Energy (IMAGE)

... of many cascaded operations, including noise removal, surface-consistent corrections, demultiple, 5D common-offset vector (COV) interpolation, model...

2024

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

... Compensation of absorption/ transmission losses in shallow layers Footprint removal in Fx-Fy domain 5D data interpolation in Common Offset Vector...

2014

3D deblending for marine towed-streamer data

Yangkang Chen, Min Zhou, Ray Abma

International Meeting for Applied Geoscience and Energy (IMAGE)

... and hyperbolic events in the common shot domain. We compare the sparseness of 3D and 2D blended data using this model and the convergence performance according...

2024

Water column corrections: Joint water velocity inversion for 4D marine surveys

Didier Lecerf, Mathieu Lange, Andrew Oates, Jyoti Kumar

International Meeting for Applied Geoscience and Energy (IMAGE)

.... These effects create lateral data jitters on crossline sections, characterized as “time striping” in common offset classes. Since the amount of timing...

2022

PSDM Enhances Reef Interpretation in Jatiluhur Block, West Java

Jopie I. Adhidjaja, Andrew J. Davidoff, Ika Ratna Novianti

Indonesian Petroleum Association

...-stack common offset sections. Depths and velocities are represented in such a way as to intrinsically allow rapid lateral velocity variations. Rays...

2002

< Previous   4   5   6   7   8   Next >