Subduction History in the Melanesian Borderlands Region, SW Pacific

Maria Seton, Nicolas Flament, R. Dietmar Müller

Petroleum Exploration Society of Australia (PESA)

... developed whereby the history of subduction based on a plate kinematic model is mapped to present-day seismic tomography models. A plate kinematic model...

Impact of full-wavefield inversion (FWI) based high-resolution model building and Q imaging on exploration and development at Guyana Stabroek

Fuxian Song, Patrick Monigle, Jia Yan, Vikas Gudipati, Xu Li, Sunwoong Lee, Sam Hemmings-Sykes, Ashlika Persaud, James Pape, Lee E Gilchriest, Amir Abdi, Emily Lalli, Anupama Venkataraman, Ramesh Neelamani, Steve Knapp, Krista Solvason

International Meeting for Applied Geoscience and Energy (IMAGE)

... ties. Figure 2 describes the FWI/VMB workflow, where an integrated Tomography and acoustic Diving-wave/Reflection FWI workflow was applied in a top...

Improving Marcellus Imaging Through the Use of FWI and Joint Tomographic Inversion for Velocity and Epsilon

David McCann

Unconventional Resources Technology Conference (URTEC)

... followed by reflection tomography to resolve the deeper geology. The deeper geology in the Waynesburg Hills area of Pennsylvania is characterized by very...

Illuminating the Complex Geology of the UK Faroe Shetland Basin

Antonio Castiello, Gareth Venfield, Jens Beenfeldt

GEO ExPro Magazine

... precisely. The VMB employed in this project is a combination of highresolution Full Waveform Inversion (FWI) and reflection tomography, constrained by both...

Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)

Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly

Geological Society of Malaysia (GSM)

.... The shallow clastic overburden model was built using a series of iterative loops of multi parameter reflection based tomography (Woodward et al, 2008, A decade...

Depth Imaging Through Surface Carbonates: A 2D Example from the Canadian Rocky Mountains; #41554 (2015)

Yong Hua, Don Lawton

Search and Discovery.com

... inversion. Velocity Model Refinement Since the data has low S/N and there are no well constraints along the line, grid tomography was chosen and applied...

Abstract: Improving Reservoir Imaging with Time-Lag Fwi in the Partitioned Zone Between Kuwait and Saudi Arabia; #91204 (2023)

Art Petrenko, Trevor Coulman, Guangfu Shao, Ibrahim Hakam, Mohammed Almutairi, Sujoy Ghose, Kai Zhang

Search and Discovery.com

... an initial model for FWI with well data, shallow refraction tomography and reflection tomography. This ensured a reasonable background velocity, which...

Study of Surfaces of Unconformity in the Sub-Salt Sediments by Seismic Reflection Surveying

B. I. Bespyatov, O. V. Shatalov

Petroleum Geology: A Digest of Russian Literature

...Study of Surfaces of Unconformity in the Sub-Salt Sediments by Seismic Reflection Surveying B. I. Bespyatov, O. V. Shatalov 1973 134 137 Vol. 11...

A Method for Lithogenetic Subdivision of Pannonian (s. l.) Sedimentary Rocks: Chapter 8

A. Szalay, K. Szentgyorgyi

AAPG Special Volumes

... extended to a regional system of lithogenetic units through analysis o many lithogenetic trend curves and reflection seismic sections. The Pannonian (s. l...

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

Search and Discovery.com

3D model-building technique by fusing near surface and deep structure and its applications

Luo Kaiyun, Yang Jian, Ma Lan, Men Zhe, Long Bo

International Meeting for Applied Geoscience and Energy (IMAGE)

... model is created by reflection wave tomography, and then the two models are fused to create velocity field ( Wang Peng et.al, 2020); the third method...

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 reflection tomography. Residual depth errors were then measured at several well locations to calibrate the velocity and anisotropy models. Structural...

Seismic-attribute Analysis for Gas-hydrate and Free-gas Prospects on the North Slope of Alaska

M. W. Lee, T. S. Collett, T. L. Inks

AAPG Special Volumes

... concentration to porosity and reflection amplitude in a research well, Mackenzie delta: Marine and Petroleum Geology, v. 19, p. 407415.Jin, Y. K., M...

Ultrasound reverse time migration for human brain imaging

Ting Li, Bo Feng, Yang Zhou, Rongwei Xu, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... and reverse time migration. Fincke et al. (2016) quantitatively described human limb geometry through ultrasound travel time tomography. Roy et al. (2016...

Application of Integrated Reservoir Management and Reservoir Characterization to Optimize Infill Drilling

P. K. Pande, Michael B. Clark, Tom A. Blasingame, Mohan Kelkar, Richard K. Vessell, Paul E. Hunt

West Texas Geological Society

.... Acquisition and analysis of geological data: core and well-log data. Acquisition and analysis of geophysical data: cross-borehole tomography and inter...

Fit-for-Purpose Depth Imaging of Sub-Thrust and Strike-Slip Fault Regime Onshore Myanmar

Search and Discovery.com

Paleovalleys Revealed by Bedrock Topography and Drift Thickness Mapping Show Potential for Shallow Gas, Northwestern Alberta, Canada, by John G. Pawlowicz, Tami J. Nicoll, Mark M. Fenton, Jawwad Ahmad, Douglas R. Schmitt, Dean Rokosh, and Alain Plouffe, #10086 (2005).

Search and Discovery.com

A decoupled orthotropic anisotropy modeling method and its application

Wang Lei, Liang Jiandong, Xuan Ruiqing, Li Daoshan, Zhu Jinping, Hao Xiaoguang

International Meeting for Applied Geoscience and Energy (IMAGE)

... tomography methods. This method, supplemented by the fast Gaussian beam migration, has been applied in production in complex areas in western China...

Seismic Foldout: New plays in Southern Santos Basin revealed by large-scale, high quality 3D Multi-Client seismic

Milos Cvetkovic, Francisco Colina, TGS

GEO ExPro Magazine

.... For Fast Track model building, we are updating Vp model with reflection-based tomography using non-parametric moveout picker and invert for global, dip...

3.4 Detached Sediments: 3.4.2 Decollement Tectonics (B-Subduction) and Active Margins: Compressional Features Across the Caribbean Margin of Colombia

J. W. Ladd and M. Truchan

AAPG Special Volumes

... and 10 secs two-way reflection time on Line 130 (not shown here). Farther landward toward the South Caribbean Deformed Belt the top of oceanic crust...

Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)

N. Kazemi and H. R. Siahkoohi

Search and Discovery.com

... of true data samples. The optimum mute zone selection feature of the LSZ method eliminates all interfering reflection events at far offsets...

Bering Sea Velocity-amplitude Anomalies: Exploring the Distribution of Natural Gas and Gas-hydrate Indicators

Ginger A. Barth, David W. Scholl, and Jonathan R. Childs

AAPG Special Volumes

... anomalies (VAMPs), comprising coincident seismic traveltime anomalies and gas bright spots, are features widely identified in seismic reflection images from...

Regional geologic and tectonic setting of the Maracaibo supergiant basin, western Venezuela

Paul Mann, Alejandro Escalona, Mara Vernica Castillo

AAPG Bulletin

... reflection profile across the southern margin of the Caribbean, in W. Bonini, R. Hargraves, and R. Shagam, eds., The CaribbeanSouth American plate boundary...

Abstract: Raypath-Consistent Shear Wave Statics; #90224 (2015)

Raul Cova, David Henley, and Kris Innanen

Search and Discovery.com

.../s, for instance, a deviation of 30⁰ is translated into an extra delay of 30 ms respect to the vertical traveltime. This delay is of the same order of magnitude as P...

Structural Features of the Crystalline Basement of the Volgograd Area on the Volga in Connection with Evaluation of the Oil-Gas Prospects of the Devonian Clastics

O. D. Kazantsev, V. N. Khlystova, L. M. Naydis

Petroleum Geology: A Digest of Russian Literature

... of seismic reflection surveying has shown that this method is ineffective for mapping the clastic Devonian because of the complexity of the seismic...