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The AAPG/Datapages Combined Publications Database
Showing 17,714 Results. Searched 200,691 documents.
East Coast Canada: So How Difficult Could a 3D PreSDM Be?
Ali Karagül
Search and Discovery.com
... needed at VMB stage… 3D PreSDM To meet deadline commitments, our Velocity Model Building was started using the original, processed gathers while the data...
Unknown
First-Arrival Traveltime Inversion in the CMP Domain: Method and Application
Search and Discovery.com
... using velocity inversion from first-arrival traveltimes. The first approach is a tomographic method (e.g. Hampson and Russell, 1984; Stefani, 1995...
2013
From Field Tapes to 3D Depth Volume in 2 Months
Search and Discovery.com
N/A
Rapid Multiple-Scenario Depth Structure Risk Analysis Case Study in Cuulong Basin, Vietnam
Nguyen Nam, Hong Shien Lee
Indonesian Petroleum Association
... illustrates depth conversion using 3D velocity model that calibrates many sources including seismic velocities, time depth functions, well picks and surfaces...
2008
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
... layer to the receiver. Synthetic Data Example We generated synthetic vertical and radial component gathers using the elastic 3-layer model in Figure 1...
2013
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
... layer to the receiver. Synthetic Data Example We generated synthetic vertical and radial component gathers using the elastic 3-layer model in Figure 1...
2013
Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)
Paul F. Anderson
Search and Discovery.com
... for the CMP gathers, the stacking velocity was used to perform a 1-D pseudo-depth conversion, which when used with the offset of the traces within...
2013
Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)
Paul F. Anderson
Search and Discovery.com
... for the CMP gathers, the stacking velocity was used to perform a 1-D pseudo-depth conversion, which when used with the offset of the traces within...
2013
Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)
Nirupama (Pam) Nagarajappa
Search and Discovery.com
... compared to reflection data, some noise types such as air blast or near surface reverberations have broader bandwidth and can be higher velocity than ground...
2014
Integrating advanced azimuthal tomography and FWI to improve complicated carbonate fracture-cavity reservoirs in ShunBei oil fields, Tarim Basin
Lanlan Yan, Jiashun Yao, Hao Zheng, Kai Guo, Yong Zhang, Feiluo Peng, Yan Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... inversion.Due to the lack of accurate velocity definitions for igneous rocks and intrusions (Figure 1(a)), the resulted reflection gathers existed...
2024
Three-Component Amplitude vs. Offset Analysis, by Deborah Miles, Gary Gassaway, Laurie Bennett, and Richard Brown; #91024 (1989)
Search and Discovery.com
1989
Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland
Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh
Petroleum Exploration Society of Australia (PESA)
... modelling; specifically the fast generation of dense 3D CIGs (common image point gathers), high signal to noise, the ability to reject coherent & non...
2016
Seismic Reflections from a Lau Basin Magma Chamber
Janet L. Morton, Norman H. Sleep
Circum Pacific Council Publications
... gathers over flat, sediment-free seafloor, frequency equalizing the gather, and stacking a t the velocity of the water bottom reflection. C) Common...
1985
ABSTRACT: Pore Pressure Prediction from 3-D Seismic Data: A Feasibility Study for Unconventional Gas Exploration in Saudi Arabia, by Mujica, Daniel L.; Aldajani, Abdulfattah; #90141 (2012)
Search and Discovery.com
2012
Subsurface Fracture and Stress Determination using In-situ Full Azimuth Seismic data and Orthorhombic Imaging and Inversion
Search and Discovery.com
N/A
Synthetic Seismograms for PS Seismic Data; #41793 (2016)
Satinder Chopra, Ritesh Kumar Sharma
Search and Discovery.com
... geometry (common mid-point reflection). Synthetic seismograms are usually generated from well log data for identifying reflection events on stacked...
2016
Improving Marcellus Imaging Through the Use of FWI and Joint Tomographic Inversion for Velocity and Epsilon
David McCann
Unconventional Resources Technology Conference (URTEC)
... image gathers, CIGs, from a constant velocity model 10 URTeC 2878680 Figure 11 Common image gathers are 2 iterations of joint, velocity...
2018
Abstract: 3D PreSDM Model Building Via CRP Image Gather Scans: A North Sea Case Study, by I. F. Jones, M. Grimshaw, K. Ibbotson, and B. Jolley; #90942 (1997).
Search and Discovery.com
1997
Impact of full-wavefield inversion (FWI) based high-resolution model building and Q imaging on exploration and development at Guyana Stabroek
Fuxian Song, Patrick Monigle, Jia Yan, Vikas Gudipati, Xu Li, Sunwoong Lee, Sam Hemmings-Sykes, Ashlika Persaud, James Pape, Lee E Gilchriest, Amir Abdi, Emily Lalli, Anupama Venkataraman, Ramesh Neelamani, Steve Knapp, Krista Solvason
International Meeting for Applied Geoscience and Energy (IMAGE)
.../ultrafar angle stacks for Amplitude Variation with Offset/Direct Hydrocarbon Indicator (AVO/DHI) analysis. Integrated petrophysical inversion using...
2023
Abstract: Multiple Suppression in the t-x-p Domain, by Shaunak Ghosh; #90182 (2013)
Search and Discovery.com
2013
Cascaded Sweeps- A Method to Improve Vibroseis Acquisition Efficiency: A Field Test
M. Benabentos, F. Ortigosa, N. Moldoveanu, P. Munoz
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... data with the vibroseis method is to use an array of vibrators centered on a vibrator point and to generate seismic energy with each vibrator using...
2006
PSDM Enhances Reef Interpretation in Jatiluhur Block, West Java
Jopie I. Adhidjaja, Andrew J. Davidoff, Ika Ratna Novianti
Indonesian Petroleum Association
... optimal imaging. Standard velocity analysis is too crude for the purpose and the assumption of hyperbolic moveout does not always apply. Recently, we have...
2002
Synthetic time-lapse FWI analysis for designing cross well seismic survey during CO2 injection in a depleted oil field
Toru Taira, Takuji Mouri, Ayato Kato, Yusaku Konishi, Takashi Akai, Shotaro Nakayama
International Meeting for Applied Geoscience and Energy (IMAGE)
...Synthetic time-lapse FWI analysis for designing cross well seismic survey during CO2 injection in a depleted oil field Toru Taira, Takuji Mouri...
2022
De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play
Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan
Indonesian Petroleum Association
... Analysis Rock Physics The first task to do before analyzing the amplitude trend with offset is creating 1D synthetic gathers using the available well...
2021
Mitigating elastic effects of acoustic full-waveform inversion with deep learning and application to field data
Dimitri Voytan, Adriano Gomes, Debanjan Datta, Ren-douard Plessix, Anu Chandran, Ken Matson
International Meeting for Applied Geoscience and Energy (IMAGE)
... the acoustic FWI using the same data in Figure 6a for comparison. Like the mitigation strategy, the velocity increase above top of salt is attenuated...
2022