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Showing 16,580 Results. Searched 195,538 documents.
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
Three-Component Amplitude vs. Offset Analysis, by Deborah Miles, Gary Gassaway, Laurie Bennett, and Richard Brown; #91024 (1989)
Search and Discovery.com
1989
Interpolation, PSTM, AVO, and a Thin Gas Charged Viking Shoreface in West Central Alberta; #41555 (2015)
Lee Hunt, Scott Hadley, Mark Hadley, Jon Downton, Bashir Durrani
Search and Discovery.com
... of this contrasting AVO effect. The structural setting demanded the use of PSTM gathers for the analysis. Unfortunately, the 3D coverage in the area has coarse...
2015
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
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
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
Abstract: Straight-Ray Datuming in 3-D Media: Fast and Flexible, by Tariq Alkhalifa, Henk Innemee, and Chris Benson; #90077 (2008)
Search and Discovery.com
2008
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
TAU Migration and Velocity Analysis
Search and Discovery.com
N/A
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
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
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: 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
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
Prestack inversion and amplitude variation with offset attributes as hydrocarbon indicators in carbonate rocks: A case study from the Illinois Basin
Jacob T. Murchek, Paul McColgan, Lindell C. Bridges, Ernest C. Hauser, and Doyle R. Watts
AAPG Bulletin
...), New Albany Shale (NAS), and the Borden Group (GP) are picked and tied to their respective locations on the analogue seismic data. Common depth point...
2023
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
Niobrara Surface Seismic Data - Resolution Enhancement and Reservoir Characterization Through Wavefield Re-Datuming and Inversion
Search and Discovery.com
N/A
Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools
Duane Dopkin, Anat Canning, Philip Neri
Petroleum Exploration Society of Australia (PESA)
...Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools Duane Dopkin, Anat Canning, Philip Neri feature sponsor...
2010
Abstract: Getting Something for Nothing: Noise Attenuation in an Aliased World; #90174 (2014)
David C. Henley
Search and Discovery.com
... effective ways to deal with source-generated coherent noise, which often contaminates seismic reflection records, is to record the data in the field using...
2014
Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)
Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... but never studied in detail using the conventional common mid point (CMP) analysis. In this work we use elastic forward modeling to investigate...
2014
Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)
Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly
Geological Society of Malaysia (GSM)
.... The position of this event was certainly not geologically plausible. Upon inspection of the Common Image Point (CIP) gathers, this data was observed...
2011