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 19,370 Results. Searched 200,293 documents.

< Previous   2   3   4   5   6   Next >

Ascending

-- no title --

user

Search and Discovery.com

... on the image gathers, and complex horizon geometries, automated velocity-model-building tools fail to produce an optimum velocity model for TTI...

Unknown

-- no title --

user

Search and Discovery.com

... on the image gathers, and complex horizon geometries, automated velocity-model-building tools fail to produce an optimum velocity model for TTI...

Unknown

Diffraction separation based on envelop and optimized stacking

Wentao Mu, Weiyi Zhang, Jianlei Zhang, Zhenping Tian

International Meeting for Applied Geoscience and Energy (IMAGE)

... than specular reflections and thus are often obscured on conventional seismic image gathers. Many methods for diffraction separation and imaging have...

2024

-- no title --

user

Search and Discovery.com

... and effective anisotropy is based on direct optimization of the image gathers and image cube. With the inclusion of additional structural constraints...

Unknown

-- no title --

user

Search and Discovery.com

... and effective anisotropy is based on direct optimization of the image gathers and image cube. With the inclusion of additional structural constraints...

Unknown

Complex Model Building using Objective Construction of Curve Ray Time Migration Moveout with Geologic Constraints, #41596 (2015).

Kerry Stinson, Shlomo Levy, Edward Crase, Wai-Kin Chan

Search and Discovery.com

... optimization of the image gathers and image cube. With the inclusion of additional structural constraints on the resultant interval velocity, meaningful...

2015

Wave Equation Shot Migration as a Ground Roll Filter.

Francisco Ortigosa, Pedro Muñoz

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... is not a constraint for removing Ground Roll through Stack Array or filtering in that Domain. As a result, improved image quality seismic data can...

2008

Reservoirs Characterizing Based on Spectral Difference Anomaly at Lower-Frequency on Multi-Angle Stacking Gathers: Case Studies from China; #41256 (2013)

Xuehua Chen

Search and Discovery.com

...Reservoirs Characterizing Based on Spectral Difference Anomaly at Lower-Frequency on Multi-Angle Stacking Gathers: Case Studies from China; #41256...

2013

Spikes in Your Acquisition? Ž How to Minimize their Impact through Field and Processing Techniques.

Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... of shot gathers during a 2D seismic acquisition over a rough terrain in the Upper Magdalena Valley (UMV) of Colombia. The “spikes” are a type of noise...

2006

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

Samuel Gray

Search and Discovery.com

... ([email protected]) Abstract Migrated common-image-gathers (CIG’s) are of central importance to prestack depth migration. They allow seismic velocity estimation...

2015

Abstract: Imaging Scattered Seismic Energy in Alberta Oil Sands; #90187 (2014)

Andrew V. Barrett

Search and Discovery.com

... to offset image gathers: Uτ(x) = ∫∫ Σ RG dxs dxr I am calling the set of all image traces Uτ for a set of binned values of τ the “differential...

2014

ABSTRACT: Qualitative and Quantitative Geophysical Data Integration for Better-Informed Decisions

Matthew Miller, Surender Manral

Geological Society of Trinidad & Tobago

...: geophysical integration, reverse time migration, VIP gathers, inversion, colored stack Integration of geophysical data throughout the entire lifecycle...

2022

Abstract: Constrained 3D VTI Full Waveform Inversion of Wide Azimuth Data from the Red Sea, Saudi Arabia; #90254 (2016)

Young Seo Kim, Constantine Tsingas

Search and Discovery.com

...-azimuth gathers. The 3D common azimuth-angle image gathers were computed by using vector fields computed by optical flow methodology and the inverted...

2016

High-resolution angle gather tomography with Fourier neural operators

Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui

International Meeting for Applied Geoscience and Energy (IMAGE)

... make high-resolution refinements to an incorrect velocity model. straight from field shot gathers to velocity, we first migrate the data and produce...

2023

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)

... of the azimuthal imaging gathers from orthotropic migration is used to update the TTI anisotropic parameters at each azimuth, and elliptical fitting...

2023

Enhanced ray-based tomography method

Jonathan Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

.... This kind of estimation can be implemented by picking coherent events in the migration common image gathers (CIG), which represent RMO quantitatively...

2024

ABSTRACT: Pre-Stack Depth Migration and the Imaging of Complex Structures in the Wyoming Thrust Belt

Richard Postma

Wyoming Geological Association

.... This should correctly image the shallow reflecting interfaces. These events should be flat on the depth migrated CMP gathers. If they are not flat...

2001

Simultaneous inversion of velocity and angle-dependent reflectivity

Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai

International Meeting for Applied Geoscience and Energy (IMAGE)

... image, and pre-stack angle gathers, along with the derived relative density and impedance. These results provide valuable insights for conducting...

2023

Seismic Imaging through Outcropping Carbonates: An Example from the Canadian Rocky Mountains, , #41533 (2015).

Yong Hua, Don C. Lawton

Search and Discovery.com

... was picked to refine the flatness of reflection events on the common image gathers. The final PSTM stacked section (Figure 4) was generated after...

2015

Abstract: Velocity Updating for Converted-Wave Prestack Time Migration; #90211 (2015)

Xiaogui Miao

Search and Discovery.com

...-and-error method. This can cause difficulties in flattening the image gathers since γeff and χeff affect the intermediate- and far-offset data. I...

2015

Abstract: Correcting PS Receiver Statics using Hybrid Raypath Interferometry; #90172 (2014)

David C. Henley

Search and Discovery.com

...-correlations of raw traces to help image the data, or to remove various effects from the traces before imaging. A resurgence of interest in this broad field...

2014

< Previous   2   3   4   5   6   Next >