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The AAPG/Datapages Combined Publications Database

Showing 25,579 Results. Searched 188,834 documents.

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Sparse Layer Inversion for Prestack Seismic Reservoir Characterization

Raisya Noor Pertiwi, Muhammad Alwi, Herlan Setiadi, Khairul Ummah

Indonesian Petroleum Association

... preserves the reliability of AVO/AVA and inversion response. METHODOLOGY Sparse Layer Inversion (SLI) produces sparse reflectivity based on basis pursuit...

2016

Impact of Velocity Field on AVA Analysis; #42363 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

...-to-noise ratio and thereafter put through amplitude-variation-with angle (AVA) analysis. As all mathematical formulation for AVA analysis is carried...

2019

Predicting Reservoir Property Uncertainty Through AVA Monte Carlo Modeling at Kerisi and Hiu Fields, Natuna Sea

Riki Tasrianto, Yasril Kahar, John Hughes

Indonesian Petroleum Association

... between 3500 ft and 5500 ft sub-sea. The reservoir sandstones typically exhibit an anomalous seismic AVA (amplitude verses angle) response. We present...

2011

EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting

Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez

GCAGS Transactions

.... Because of this, there is a good reason to use WEM for amplitude-versus-angle (AVA) analysis, but until recently, it was not known how to decompose...

2010

Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)

Morgan Brown

Search and Discovery.com

..., reflector dip and/or velocity variation render the conversion of surface offset or surface source/receiver azimuth to true reflection angle ambiguous...

2012

Effective Delivery of Reservoir Compliant Seismic Data Processing; #42158 (2017)

Arash JafarGandomi, Henning Hoeber, Celine Lacombe, Vimol Souvannavong

Search and Discovery.com

... with long offsets also deliver high-quality pre-stack data, which in principle allow for the inversion of amplitude variation with angle (AVA) for reservoir...

2017

Abstract: Application of 3D AVA to Successfully Delineate Seismic Interfaces Related to Lithology and Fluid Variation … a Case Study from the Bongkot Field, Gulf of Thailand; #90253 (2016)

Phansakorn Kaewprain, Kanin Matangkapong, Araya Chansane, Vitoon Chaisomboonpan, Ak-amphol Thiamklang, Puchong Intasalo, Renaud Lemaire, Jean-Pierre Bancelin, Suwit Pabchanda, Thipruethai Kulprasoot, Sirichai Mahamat, Helge Ivar Sognnes

Search and Discovery.com

...Abstract: Application of 3D AVA to Successfully Delineate Seismic Interfaces Related to Lithology and Fluid Variation … a Case Study from the Bongkot...

2016

Monitoring CO2 Injection at Weyburn Reservoir Using 3-D/3-C Seismic Datasets; #20290 (2015)

Le Gao, Igor Morozov

Search and Discovery.com

... and enhanced oil recovery in Weyburn oil field in Saskatchewan, Canada, we applied the time-lapse AVO (amplitude variation with offset) method to time-lapse...

2015

Abstract: Fit for Purpose Seismic Reservoir Characterisation (Geophysics Poster 9)

Troy Thompson, Matthew Lamont, Carlo Bevilacqua, Natasha Hendrick

Geological Society of Malaysia (GSM)

... with incident angle (AVA) attributes can be used to identify exploration targets. AVA stack rotations are one powerful attribute to highlight potential...

2011

Abstract: Effective Delivery of Reservoir Compliant Seismic Data Processing; #90310 (2017)

Arash Jafargandomi, Celine Lacombe, Vimol Souvannavong, Henning Hoeber

Search and Discovery.com

... with angle (AVA) effects with much higher accuracy than just a decade ago. However, data processing and imaging prior to inversion also face new...

2017

Abstracts: A Decomposition of RP into Contributions from single-parameter Reflectivities; #90173 (2015)

Kristopher A. Innanen

Search and Discovery.com

... reflectivity: theory and practice of AVO analysis: SEG. Downton, J. E. and C. Ursenbach, 2006, Linearized amplitude variation with offset (AVO) inversion...

2015

Abstract: AVA Seismic Inversion as a Tool for Prospect Evaluation; #90255 (2017)

Lukumon Adeoti, Oluwakemi Adesanya, Kayode Oyedele, Ayorinde Adekanle, Peter Afinotan

Search and Discovery.com

... Afinotan2 1 University of Lagos Chevron Nigeria Limited 2 Abstract Amplitude-versus-angle (AVA) seismic inversion techniques were used to predict...

2017

Abstract: AVAZ Inversion for Anisotropy Parameters of a Fractured Medium; #90174 (2014)

Faranak Mahmoudian, Gary F. Margrave, and Joe Wong

Search and Discovery.com

... there is also little AVA variation for the incident angle less than 30⁰. 0.8  Azimuth 90 (fracture plane) 0.7 0.6  Azimuth 45  Azimuth 0...

2014

Subsurface Surveillance in Low Permeability Oil Reservoir at Tanjung Field Barito Basin … South Kalimantan

Trisakti Kurniawan, Bambang Prasetiyo, Darwin Tangkalalo

Indonesian Petroleum Association

... from seismic to localize the lithology distribution The seismic gather data was used in assessing the quality and suitability of the three angle stacks...

2010

Fast Track Reservoir Characterisation of a Subtle Paleocene Deep Marine Turbidite Field Using a Rock Physics and Seismic Modelling Led Workflow

H.J.S. Morris, R. Christensen, D. Gawith, M. Millwood-Hargrave

Indonesian Petroleum Association

... forward and then apply to the seismic world of Amplitude Variation with Angle (AVA) and inversion. By using rockphysics to bridge the gap between...

2008

Elastic Impedance Inversion for Reservoir Delineation … A Quantitative Interpretation Case Study in the Malay Basin (Geophysics Paper 11)

N. Cheng, I. Bukhari, I. Kanok, S. Awirut, C. Vitoon

Geological Society of Malaysia (GSM)

... Amplitude Variation with Angle (AVA) processing; band pass filtering to mitigate noise; trim static to align seismic events; and offset scaling to balance...

2008

Quantitative Interpretation in the Bedout Sub-basin: The value of seismic inversion in areas of sub-optimal seismic data quality

M. Kongawoin, A. Pauli, A. Locke, L. Hansen

Petroleum Exploration Society of Australia (PESA)

.... Deterministic amplitude variation with angle (AVA) interface models at the Top Caley Formation for Roc-1, Roc-2 and Dorado-1 are illustrated in Figure...

2019

Relation of Organic Matter to Color of Sedimentary Rocks

H. Whitman Patnode

AAPG Bulletin

... of all samples. The average reduction number is about 1.00 and the average reflectivity 31 per cent. The angle at which t e regression lines cross...

1941

P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics

James Gaiser

Petroleum Exploration Society of Australia (PESA)

... inversion methods. Norton et al. (2010) show that conventional seismic methods of amplitude variation with offset or angle (AVO or AVA) inversion...

2016

Abstract: Physical Modeling for Azimuthal AVO Over a Simulated Fractured Medium; #90174 (2014)

Faranak Mahmoudian, Gary F. Margrave, and Joe Wong

Search and Discovery.com

... variation, although small, is demonstrated clearly. Note that the AVA variation is small for incident angles less than 30⁰. AAPG Datapages/Search...

2014

Future of Tunu Field Development: A Breakthrough of Gas Sand Identification Using Automated Seismic Assessment, #42144 (2017).

Firman B. Kurniawan, Rangga A. Brahmantio, Argo Wuryanto, Yudhistira Adji, Eros S. Erriyantoro, Pujo Rahmanto

Search and Discovery.com

...-substacks, CDP gathers, amplitude versus angle (AVA), and inversion/litho-seismic cube. From the 1-D modeling and drilled wells results, the water sands do...

2017

Abstract: Gabbros, metagabbros and waves in the continental crust

Chuck Hurich, Aphrodite Indares, Sharon Deemer

Atlantic Geology

... and metamorphic grade in determining the velocity, density and reflectivity structure of the continental crust. Unmetamorphosed examples...

1998

Abstracts: The Reflectivity Response of Multiple Fractures and its Implications for Azimuthal AVO Inversion; #90173 (2015)

Olivia Collet, Benjamin Roure, Jon Downton

Search and Discovery.com

... variation of the reflectivity response when we increase the angle separating both sets of fractures. Besides, we can distinguish on figure 3 (right...

2015

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