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The AAPG/Datapages Combined Publications Database
Showing 15,371 Results. Searched 200,357 documents.
Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data
Toktam Zand, Andrzej Gorszczyk, Ali Gholami, Hasan Ghasemzadeh, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
...Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data Toktam Zand, Andrzej Gorszczyk...
2022
Long Offset AVO in a Midcontinent Tight Gas Sand Reservoir
Pankhurst, Duane, Marfurt, Kurt, Sullivan, Charlotte
GCAGS Transactions
.... The age and relative cementation of the Atoka sands have led to conditions that exhibit a Class I amplitude variation with offset (AVO) anomaly...
2002
5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).
Search and Discovery.com
2014
Seismic Facies of Incised-Valley Fills, New Jersey Continental Shelf: Implications for Erosion and Preservation Processes Acting During Latest Pleistocene–Holocene Transgression
S. Nordfjord, J.A. Goff, J.A. Austin Jr., S.P.S. Gulick
Journal of Sedimentary Research (SEPM)
... divergence, (2) seafloor smoothing at 75-trace (~ 35 m) intervals, (3) predictive deconvolution to reduce short-period multiples and remove the source...
2006
PS reflection-based full-waveform inversion using single-mode propagator
Yongbo Zhai, James Xu, James Rickett, Peng Wang, Xin Cheng, Denes Vigh, Suyang Chen, Cara Smith
International Meeting for Applied Geoscience and Energy (IMAGE)
...RTM. Specifically, the input data should have multiples removed (due to the Born approximation dependency), and zero-offset polarity reversal sho...
2024
Considerations in Azimuthal Processing and Velocity Inversion for Unconventional Plays
Michael J. Perz, William Keller, Victor Kriechbaum
Unconventional Resources Technology Conference (URTEC)
... framework which seeks to preserve kinematic and amplitude signal variations across both offset and azimuth coordinates. After processing through anisotropic...
2018
Abstract: Red Sea 2D Transition Zone Reprocessing Case Study; #90254 (2016)
Sergey Kishchik
Search and Discovery.com
... seismic sources and receivers, along with static corrections, noise, and multiples attenuation, comprise four of the main processing concerns...
2016
2004
Observations of Azimuthal Anisotropy in Prestack Seismic Data, #41572 (2015).
David Gray
Search and Discovery.com
... for azimuthal AVO becomes clearer in the amplitude variations within the common azimuths at longer offset reflections on the left when the azimuthal...
2015
Abstract: Studying the Tuning Effect from AVO Intercept and Gradient Cross-Plots, Using Pre-Stack Wedge Models, by Sbonelo N. Ngcongo; #90082 (2008)
Search and Discovery.com
2008
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
..., prestack migration and demultiple processes. This is particularly essential for amplitude versus offset (AVO) studies, as flat gathers are necessary...
2023
The Benefit of 3D Seismic Data for Muda Reservoir Characterization from ABC Discovery, South Natuna Sea Block B, West Natuna Basin
Pintarwan Sasi Kirana, Retno Wijayanti, Salwan Suheri
Indonesian Petroleum Association
... residual multiples and shallow gas pockets overlaying the Muda reservoirs causing amplitude attenuations and push-down at the objective intervals. Optimal...
2024
Try Before You Buy!
Lars Zühlsdorff, Trond Haugland
GEO ExPro Magazine
... containing primaries, multiples, converted waves, or different types of noise. However, when generating these for fieldsize surveys or higher frequency...
2020
Seismic reservoir characterization in a VTI anisotropic media: Case study in Malay Basin
Amir Abbas Babasafari, Deva Prasad Ghosh, Seyed Yaser Moussavi AlAshloo, Yasir Bashir, Chica Sambo, Ahmed M.A. Salim
Geological Society of Malaysia (GSM)
.... AVO (Amplitude Variation with Offset) analysis, as conventionally utilized nowadays, first time was applied by Ostrander (1982). Since then, AVO...
2018
Abstract: Nisku Multiple Attenuation with Interpolation and Sparsity: A Case Study; #90172 (2014)
Lee Hunt, Scott Reynolds, Mark Hadley, Scott Hadley, Mike Perz, Ye Zheng
Search and Discovery.com
... and aggressive mutes were designed. The mild mute cuts multiples with a far offset moveout of 22ms, and is time invariant. The harsh mute cuts down...
2014
First Look at Seismic Data from a Towed Dual-Sensor Streamer
Andrew Long, Natasha Hendrick, Rune Tenghamn
Petroleum Exploration Society of Australia (PESA)
... are separated in t he frequency domain by integer multiples of, v marine streamers is accompanied by a "ghost" reflection from the ocean's surface...
2007
Wavelet Processing
Lee Lu
Indonesian Petroleum Association
.... The homomorphic deconvolution method is useful if the amplitude specturm of the source wavelet is smooth with respect to that of the desired signal...
1978
An 'Elastic Impedance' Approach, by Satinder Chopra and Ritesh Kumar Sharma; #41082 (2012).
Search and Discovery.com
2012
I. Relation of Structural Section to Seismic Section
Robert E. Sheriff
AAPG Special Volumes
...). Beyond this the energy is all diffraction energy. The amplitude of reflections involves the boundary conditions at interfaces. There are several...
1981
Abstract: AVAZ and VVAZ Practical Analysis to Estimate Anisotropic Properties; #90224 (2015)
Yexin Liu
Search and Discovery.com
... and actual intrinsic VTI anisotropy. For isotropic media: 2 𝑡 2 𝑋 = 𝑡0 + 𝑋2 (2) 𝑉2 𝑛𝑚𝑜 For pure HTI media: The near-offset variation in NMO...
2015
The Exotica Carbonate Debrite Deposit: A Potential Source for Thermogenic Submarine Hydrocarbon Seeps Offshore New Ireland, New Ireland Basin, PNG
Search and Discovery.com
N/A
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... to the direct arrivals. Significant alteration in the amplitude spectrum (e.g. creation of notches) due to interference from multiples is not apparent...
2013
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... to the direct arrivals. Significant alteration in the amplitude spectrum (e.g. creation of notches) due to interference from multiples is not apparent...
2013
Characteristics of Microzonation Modelling in Reservoir Evaluation
Search and Discovery.com
N/A
How to Improve the Definition of Seismic Reflection Data
D. Michon, R. Garotta
Indonesian Petroleum Association
... pattern are selected in order to cancel the noise; spread length is chosen to attenuate multiples. The first infringement of this philosophy took place...
1979