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The AAPG/Datapages Combined Publications Database

Showing 16,583 Results. Searched 195,550 documents.

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Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data

Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin

Indonesian Petroleum Association

... seismic stack quality compared with noise attenuation in shot gathers. This study is done using synthetic data. The geometry used in the data seismic...

2017

Abstract: Practical Applications of Seismic Anisotropy; #90187 (2014)

Philip Wild

Search and Discovery.com

... and receiver gathers, from where vertical slowness (inverse velocity) and horizontal slowness values are computed for each shot/receiver pair. Finally...

2014

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).

Geoff Mansfield, Subhash Chandra, Peter Carver

Search and Discovery.com

... defined. Similarly, the stacking velocity analysis most often requires a temporal combination of several CMP gathers in supergathers in order to obtain well...

2016

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).

Geoff Mansfield, Subhash Chandra, Peter Carver

Search and Discovery.com

... defined. Similarly, the stacking velocity analysis most often requires a temporal combination of several CMP gathers in supergathers in order to obtain well...

2016

Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra

Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso

Indonesian Petroleum Association

.... Hence, an integrated seismic data processing approach was undertaken to evaluate a proposed prospect. In this approach, Common Mid Point (CMP) gathers...

1992

2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia

M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias

Indonesian Petroleum Association

... moveout of the shallow layers' common reflection point (CRP), and then proceeds to the next deeper layer. Model building of the 2-D lines had better...

1996

Rock Physics Guided Velocity Modeling and Reverse-Time Migration for Pore Pressure Prediction and Depth Imaging in Complex Areas

Nader C. Duta, Sherman Yang, Yangjun (Kevin) Liu, Lawrence Cho, Jie Cui

Indonesian Petroleum Association

... a velocity model that not only flattens the CIP gathers but also limits the velocity field to its physically and geologically plausible ranges...

2015

The Evolution of FWI and its Perceived Benefits

Tony Martin, Andrew Long

Australian Petroleum Production & Exploration Association (APPEA) Journal

... analysis, estimate elastic properties and prospect derisking. Collectively, we demonstrate how to produce high-resolution velocity models when...

2019

High Resolution Diffraction Imaging of Small Scale Fractures in Shale and Carbonate Reservoirs

Alexander M. Popovici, Ioan Sturzu, Tijmen J. Moser

Unconventional Resources Technology Conference (URTEC)

... migration output in common-image gathers, depending on offset or reflection angle, and designing a mute function to properly mute unwanted (far-offset) energy...

2015

The Role of Regional Seismic Surveys in the Exploration of the North West Shelf

J. Ostby, C. Johnston

Petroleum Exploration Society of Australia (PESA)

... reflections. ¥_ INTRA BED J. Ostby & C. Johnston 213 Figure 3: Constant velocity gathers, constant velocity stack and coherency velocity analysis...

1994

Geophysical Characterization of Carbonate Reservoirs Using Advanced Interpretation Techniques: Applications to Abenaki Formation, Penobscot Block, Nova Scotia; #42083 (2017)

D. Coronel, E. Villamizar, E. Illidge, S. Khurama

Search and Discovery.com

..., shale fraction, resistivity, density, P-wave and S-wave velocity, photoelectric factor, etc. By performing rock type classification using...

2017

Abstract: Quantitative Predication for Reservior Porosity via AVO; #90187 (2014)

Li Ang, Chen Shumin, Zhang Erhua, and Ju Linbo

Search and Discovery.com

..., a double-layer geological model is designed, for a two-layers CMP gathers(figure 1a,1b), two reflection traces are tuned by interferences and formation...

2014

Abstract: Application of Acoustic Waveform Tomography to Marine Seismic Reflection Data Contaminated with Strong Guided Waves; #90187 (2014)

Rajesh Vayavur and Andrew. J. Calvert

Search and Discovery.com

... of the processed field gathers with the modeled data, derived after forward modeling using the velocity model from travel-time tomography are shown in (Figure...

2014

Abstract: Constraining Anisotropy … Lessons from 2D Modeling; #90211 (2015)

Rob Holt

Search and Discovery.com

... are difficult to determine with precision. Velocity moveout and anisotropic moveout look identical on migrated gathers when reflection angles are less than 30...

2015

Extracting High Fidelity Geological Information From 3D Seismic and Well Data

Marianne Rauch

Unconventional Resources Technology Conference (URTEC)

... measurement of the same geological unit. Gulf Coast geoscientists have actively been using integrated seismic gathers and well logs in AVO and inversion...

2023

Seismic Foldout: FWI Imaging Under Complex Geological Anomalies

Adriana Citlali Ramirez, Simon Baldock, Stuart Fairhead, TGS

GEO ExPro Magazine

... is the realization of full wavefield scattering analysis of the data, generating models, structural maps, and imaged attributes such as gathers and angle...

2023

Velocity Analysis with Prestack Migration using the S-G Method: A Unified Approach

J.P. Diet, F. Audebert, I. Huard, P. Lanfranchi, X. Zhang, M. Darbousset

CSPG Special Publications

...Velocity Analysis with Prestack Migration using the S-G Method: A Unified Approach J.P. Diet, F. Audebert, I. Huard, P. Lanfranchi, X. Zhang, M...

1994

Seismic Foldout: The Most Advanced Datasets Offshore Barbados and T&T

Jeniffer Masi, Jeroen Hoogeveen, Nick Tanushev, John Walker, Alexander Mihai Popovici, Geoex MCG, Z-Terra

GEO ExPro Magazine

... iterations were conducted using Kirchhoff pre-stack depth migration (PSDM). Kirchhoff Migration and common image gathers: (a) produced using...

2022

Interpretative PSDM Workflow for Solving Complex Imagery Below Faults and Carbonates Reefs in South Mahakam, Kutai Basin: An Interpreters Point of View

Cepi Muhamad Adam, Nadir Abdoun, Bertrand Duquet, Florent Bertini, Yves Le Stunff

Indonesian Petroleum Association

... model. The final velocity model has to meet 3 criteria: 1. flatness of gathers, 2. geological meaning, and 3. honour well data. * ** Total E&P...

2009

Abstract: Seismic Guided Pore Pressure Prediction In Deepwater Block Of Mahanadi Basin; #90315 (2017)

Surya Kumar Singh, Kumar Vivek, Pinaki Basu, B.K. Mangaraj, Hari Lal

Search and Discovery.com

... carried to Area-II along two north-south lines connecting Area-I and Area-II through re-picking of velocity over CMP gathers. In Area-II velocity picking...

2017

Generalization Capability of Data-driven Deep Learning Models for Seismic Full-waveform Inversion: An Example Using the OpenFWI Dataset

Ayrat Abdullin, Umair Bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

... in 1D layered models using a deep neural network inspired by semblance analysis. The results show promising accuracy in estimating velocity...

2023

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