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The AAPG/Datapages Combined Publications Database
Showing 2,560 Results. Searched 200,357 documents.
Seismic Inversion for Hydrocarbon Screening: Mahakam Case Study
Hilfan Khairy, Didiek B. Prabowo, Cepi Adam
Indonesian Petroleum Association
... interval in all of the Mahakam area. The intercept and gradient which later can be transformed into elastic properties are also giving positive...
2018
EXTENDED ABSTRACT: AVO attributes
Guillaume Cambois
CSPG Special Publications
...EXTENDED ABSTRACT: AVO attributes Guillaume Cambois 1998 352 353...
1998
-- no title --
user
Search and Discovery.com
... [email protected] Abstract/Excerpt We present a technique to estimate and visualize uncertainty due to random noise for azimuthal AVO attributes in HTI media...
Unknown
-- no title --
user
Search and Discovery.com
... [email protected] Abstract/Excerpt We present a technique to estimate and visualize uncertainty due to random noise for azimuthal AVO attributes in HTI media...
Unknown
Abstract: Joint PP and PS AVO Inversion Based on Zeopprtiz Equations; #90171 (2013)
Tiansheng Chen and Xiucheng Wei
Search and Discovery.com
... angle (<30o), linear AVO response of PP and PS only can provides two independent attributes respectively (gradient and accept for PP reflectivity...
2013
Abstract: Joint PP and PS AVO Inversion Based on Zeopprtiz Equations; #90171 (2013)
Tiansheng Chen and Xiucheng Wei
Search and Discovery.com
... angle (<30o), linear AVO response of PP and PS only can provides two independent attributes respectively (gradient and accept for PP reflectivity...
2013
The Carrack-Caravel Prospect Complex: A Possible Sleeping Giant in the Deep Water Canterbury Basin, New Zealand
W. G. Mogg, K. Aurisch, R. O'Leary, G. P. Pass
Petroleum Exploration Society of Australia (PESA)
... Sydney, 14–17 September, 2008 375 W.G. MOGG, K. AURISCH, R. O’LEARY and G.P. PASS Figure 15. Zoned AVO intercept vs gradient crossplot...
2008
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
... offset can be linearly fitted. The intercept Pf of the straight line is the peak frequency at a zero offset, and the gradient G f is related to seismic...
2013
Got noisy impedance? Try this
Jingfeng Zhang, Reetam Biswas, Dhananjay Kumar, Matt Walker, Pedro Paramo, Kevin Wolf, Anar Yusifov, Sophia Gerth, Jeffrey Winterbourne, Qiang Liu, Xingchao Liu, York Zheng, Ryan Warnick
International Meeting for Applied Geoscience and Energy (IMAGE)
... and slope (gradient). This fitting process is repeated for every time sample to derive intercept and gradient reflectivity volumes, which can...
2022
ABSTRACT: Fracture Porosity Inversion from P-Wave AVOA Data along 2-D Seismic Lines; #90051 (2006)
Abdullatif Abdulrahman Al-Shuhail
Search and Discovery.com
... on the assumption that a negative sign of the anisotropic AVO gradient indicates a gas-saturated reservoir, while a positive sign indicates liquid-saturated...
Unknown
Fracture Porosity Inversion from P-Wave AVOA Data along 2-D Seismic Lines
Search and Discovery.com
N/A
Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data
Fuping Zhu, Richard L. Gibson, Jr., Joel S. Watkins, Sung H. Yuh
GCAGS Transactions
..., 1989). Class 1 gas sands have strong acoustic impedance and subsequently positive P-wave AVO intercept at the sand/shale interface. Class 2 gas...
2000
Fracture reservoir prediction method based on AVO disturbance variance
Guangrui Xiao, Yao Li, Yuru Zhang, Dekui Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... of AVO gradient, NMO velocity and interlayer travel time in fracture prediction in anisotropic media has become more and more popular. Gray (2004...
2022
Abstract: Fit for Purpose Seismic Reservoir Characterisation (Geophysics Poster 9)
Troy Thompson, Matthew Lamont, Carlo Bevilacqua, Natasha Hendrick
Geological Society of Malaysia (GSM)
... in intercept-gradient space, however stack rotations can also be computed using near and far (angle stack) attributes. Near and far AVA attributes have both...
2011
Uncovering Seismic HTI Anisotropy of the Cooper Basin
Stephanie Tyiasning, Dennis Cooke
Petroleum Exploration Society of Australia (PESA)
... of incidence (θ) and source-receiver azimuth angle ( ). The output parameters include intercept (Aiso), isotropic gradient (Biso), anisotropic...
2016
Abstract: A Technology to Extract Lithology, Porosity and Hydrocarbon Content from Conventional Seismic Data, by R. A. Young; #90924 (1999).
Search and Discovery.com
1999
AVO-preserving seismic data interpolation by orthogonal polynomial decomposition and mathematical morphological filtering
Yanxin Zhou, Yangang Mo, Junzhou Liu, Dajian Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... transform, gradient and curvature properties are introduced into sparse Radon transform so that more AVO characteristic will be retained (Xue et al, 2013...
2024
A New Discovery in The Limau Graben Trend: Air Benakat Formation Shallow Gas
Wahyu Dwijo Santoso, Raddy Adiarsa, Yona Akbar, Dimas Pramuditho, M. Taslim
Indonesian Petroleum Association
..., its minimum and maximum trends overlying gas saturated sands (Sg 80%) trend (left). Increasing gas saturation will lower both intercept and gradient...
2022
Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)
Jon Downton
Search and Discovery.com
...-Russell Software, a CGG Company Summary For amplitude versus offset (AVO) studies it is common practice to perform forward modelling to understand whether...
2015
Lithology and Fluid Seismic Determination for the Acae Area, Puerto Colon Oil Field, Colombia
F. H. Gómez, J. P. Castagna
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... 5 stacks, namely the following: the product (A*B) where A is the intercept and B is the gradient (usually the best AVO attribute to distinguish...
2004
Analisis de AVO de un Yacimiento de Alta Impedancia. Caso Campo de Gas Chuchupa [PAPER IN SPANISH] AVO Analysis of a High Impedance Field. Case of Chuchupa Gas Field
Mauricio Cediel, Luis Montes
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... __________________________________________________________________________________________ Castagna, J.P., Swan, H., Foster, D., 1998, Framework for AVO gradient and intercept interpretation. Geophysics...
2009
Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)
Faranak Mahmoudian and Gary F. Margrave
Search and Discovery.com
... ¯ G ¯ 2β α ¯ , (7) 2 ∆γ . (8) HT Equation 5 describes the behavior of RP P I at small incident angles as a function of the AVO intercept...
2014
How AVO has Been and Continues to be an Essential Tool in De-Risking the World High-Impact exploration Wells
Henk Kombrink, Henry Pettingill, Rocky Roden
GEO ExPro Magazine
... the former Tamar B Sand Class 3 doesn’t. Both AVO classes experience Tamar C Sand a negative gradient (slope) as the offset increases. An example...
2025
Abstract: AI-Driven Seismic Reservoir Characterization; #91210 (2025)
Hesham Moubarak
Search and Discovery.com
... Cross plots of N-D showing facies and rock typing. Figure 21 AVO Analysis showing section views and maps of intercept and gradient for Middle Marrat...
2025
Application of Frequency-Dependent Attributes for Gas Prospect Identification
Vittorio De Tomasi, Alfonso Junio Marini, Maurizio Ferla, Francesca de Finis
International Meeting for Applied Geoscience and Energy (IMAGE)
... attribute, mainly signed intercept and gradient) found an abrupt decrease of anomalous samples occurrence downdip, as shown in section (Fig.1 top left...
2023