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The AAPG/Datapages Combined Publications Database

Showing 16,576 Results. Searched 195,502 documents.

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Seismic Angle Migration

Search and Discovery.com

N/A

Abstract: A Seismic Workstation Solution to Bakken AVO; #90174 (2014)

D. Meisinger and N. H. Kalmanovitch

Search and Discovery.com

... seismic data available that could be used for AVO analysis of the Bakken if the resolution of the trace gathers from this seismic data was sufficient...

2014

Compensating for Seismic Absorption for Orthogonal Shooting Field Data: A Case Study on NW Tunu Area, Indonesia

Doddy Iqbal Biramandita, Vishal Kumar, Wayne Zanussi, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam, Didiek Bhudy Prabowo

Indonesian Petroleum Association

... for deeper events that influence AVO analysis as observed on the gathers (Figure 7). This paper discusses the Q-PSDM methodology and processing...

2016

Abstract: Simultaneous Source Separation Via Robust Time Variant Radon Operators; #90187 (2014)

Amr Ibrahim and Mauricio D. Sacchi

Search and Discovery.com

... Partnership, 6-12 May 2013, Calgary, AB, Canada Conclusion Incoherent de-blending noise in common detector gathers can be removed using Robust Hyperbolic...

2014

Seismic Inversion

Michel Kemper

Petroleum Exploration Society of Australia (PESA)

... lls, where synthetic ang le gathers can be used to guide the 3. Offset to ang le conve rsion: a velocity fie ld muti ng), and then to use some form...

2010

A Technology to Extract Lithology, Porosity and Hydrocarbon Content from Conventional Seismic Data

Roger A. Young

GCAGS Transactions

... the zero offset section. The two products to choose from must be understood from a petrophysical point of view. This makes angle gathers a less desirable...

1999

Abstract: Near-surface Velocity Modeling through a Computationally Efficient Implementation of 1.5D Laplace-Fourier Full Waveform Inversion; #91204 (2023)

Apostolos Kontakis, Diego Rovetta, Daniele Colombo, Ernesto Sandoval-Curiel

Search and Discovery.com

... velocity model building. The method works by inverting the full waveform (amplitude and phase) of refraction events, in virtual super shot gathers...

2023

Thinking in Depth

Jim Durrant

Petroleum Exploration Society of Australia (PESA)

... Delay Velocity Analysis - CRP depth m[grated gathers should exhibit horizontal reflection events when imaged through a correct velocity field. Delays...

1995

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

... based on focusing image in migration-based velocity model estimation. All reflection traveltimes stemming from a common reflection point (CRP...

2009

Abstract: The Application of Extreme Attributes of PS Converted Wave; #90171 (2013)

Xiucheng. Wei, Xiang-Yang Li, Tiansheng Chen, and Lihua Jia

Search and Discovery.com

...-wave velocity, we propose converted wave reflection coefficient extreme attributes for AVO analysis and derive relations between the extreme position...

2013

True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)

M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin

Indonesian Petroleum Association

... Curvature Analysis (RCA) on PSDM gathers. If the PSDM velocity/anisotropy model is correct, migrated gathers are generated with © IPA, 2012 - 35th Annual...

2011

Abstract: Structurally-Consistent Interval Velocity Variation with Azimuth; #90187 (2014)

Darren Schmidt, Alicia Veronesi, Chris Davison, and Jeff Durand

Search and Discovery.com

... be observed on P-wave seismic data. When the data are sorted into Common-Offset, Common-Azimuth (COCA) gathers, a characteristic sinusoidal reflection time...

2014

Getting it Right the First Time in the Ceduna Sub-Basin: Regional and Target Depth Imaging in a Frontier Setting

Weidi Koh

Australian Petroleum Production & Exploration Association (APPEA) Journal

... depth migration (PSDM) enables the fast generation of dense 3D common image point gathers (CIGs) with a high signal : noise ratio, rejection of non...

2017

Experience with Seismic Lithology (AVO) in Central Sumatra

Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto

Indonesian Petroleum Association

... the effect of varying fluid content in the rock on its' velocity and density and graphs the changes in reflection coefficient as a function of angle...

1990

Observations of Azimuthal Anisotropy in Prestack Seismic Data, #41572 (2015).

David Gray

Search and Discovery.com

.... Removal of the effects of azimuthal velocity (Figure 3) demonstrates that the resulting gathers are suitable for AVO analysis. Both AVO and azimuthal...

2015

Abstract: Workflows for Sweet Spots Identification in Shale Plays Using Seismic Inversion and Well Logs; #90187 (2014)

Yexin Liu

Search and Discovery.com

...l properties calculation and interpretation The direct way of geomechanical analysis is using dipole sonic log, from which the P-wave velocity and S-w...

2014

Large-Scale Pore Pressure Prediction After Pre-Stack Depth Migration in the Caspian Sea (Geophysics Paper 24)

Norbert van de Coevering, Hazim Hameed Al-Dabagh, Liau Min Hoe, Tony Jolly

Geological Society of Malaysia (GSM)

... with a 2nd order stacking velocity correction. Such an automated velocity analysis was performed using a grid of 8 Inlines x 8 Crosslines (100 m x 100 m...

2008

High Resolution Seismic Data Derived From Prestack Inversion and Machine Learning to Accurately Position Horizontal Wells in the Midland Basin, Texas

Robert Meek, Buzz Davis, Hector Bello

Unconventional Resources Technology Conference (URTEC)

... the seismic volumes to well logs. By using the acoustic impedance volume from this inversion, a reflection coefficient volume can be derived which looks...

2017

Seismic Imaging and Interpretive Model Building in the Colombian Andes

Rob Vestrum

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... is defined as the reflection-point smear, S’ (Figure 2), because all of the traces that share this common midpoint are not imaging the same...

2006

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

... it are to: - Reveal signal in noisy areas. Improve AVO and azimuthal analysis. Improve multiple attenuation, velocity analysis, and statics correction...

2013

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

... it are to: - Reveal signal in noisy areas. Improve AVO and azimuthal analysis. Improve multiple attenuation, velocity analysis, and statics correction...

2013

Seismic Pre-Stack Igneous Reservoir Characterization: Guanaco Field Study Case, Neuquina Basin, Argentina, #20466 (2019).

Hernan De Simone, Mario Sigismondi, Marcelo Barrionuevo,

Search and Discovery.com

... have critical impact of the inversion analysis (Sigismondi, 2017). For gather conditioning, synthetic at well scale were generated using Elastic wave...

2019

3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden

Barry Hung, Kefeng Xin, Sergey Birdus, James Sun

Indonesian Petroleum Association

...* ABSTRACT A tomographic inversion approach using prestack depth migrated common image gathers is utilized to compensate reflection data for amplitude...

2009

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