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The AAPG/Datapages Combined Publications Database
Showing 664 Results. Searched 196,128 documents.
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... recursive filter preconditioning in geophysical estimation problems: Geophysics, {\bf 68}, 527-588. Hampson, D., 1986, Inverse velocity stacking for multiple...
2013
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
... coherent energy on the transverse and minimal azimuthal variation in velocity. These results are consistent with the transverse stack and indicate less...
Unknown
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
... coherent energy on the transverse and minimal azimuthal variation in velocity. These results are consistent with the transverse stack and indicate less...
Unknown
Hybrid Velocity Model Building: 3D Ocean Bottom Cable (OBC) Orthorhombic Full Waveform Inversion (FWI) Depth Imaging of a Complex Geological Structure, Western Berau - Papua, Indonesia
Purbo Santoso, Yayat Supriatna, Tepy Septyana, Leo Tjahjadi, Yonghe Guo
Indonesian Petroleum Association
...Hybrid Velocity Model Building: 3D Ocean Bottom Cable (OBC) Orthorhombic Full Waveform Inversion (FWI) Depth Imaging of a Complex Geological...
2019
Value of elastic full-wavefield inversion in derisking clastic reservoirs in presence of noise
Partha Routh, Soumya Nayak, Jake Dorsett, Kaushik Banerji, Young Ho Cha, Vijay Gottumukkula, Gopal Palacharla, Vikas Gudipati, Ramesh (Neelsh) Neelamani, Seth Conway, Andrea Raphael
International Meeting for Applied Geoscience and Energy (IMAGE)
... to infer AVO information. Bandlimited P-impedance (Ip) and ratio of P- and S-wave velocity (Vp/Vs) are inverted from angle gathers with an estimated wavelet...
2023
Seismic diffraction imaging for improved coal structure detection in complex geological environments
Binzhong Zhou, Weijia Sun
Petroleum Exploration Society of Australia (PESA)
..., 1960; and Trorey, 1970). Most modern seismic processing procedures, such as stacking and migration, are aimed at suppressing these diffractions...
2018
Basement Reactivation in the Alberta Basin: Observational Constraints and Mechanical Rationale
Gerald M. Ross, David W. Eaton
CSPG Bulletin
... in the velocity spectrum, a stacking velocity curve is defined (dashed line), which almost invariably increases monotonically with time. Two bands of coherent...
1999
Multidomain simultaneous joint inversion for near-surface characterization A case study from onshore US
Nate Johnson, Ali Ahmed Hussein Mohamed, Zhanna Jackson, Seth Riseman, Kevin Douglas
International Meeting for Applied Geoscience and Energy (IMAGE)
... for onshore seismic data. Buried karsts and fill-zones lead to rapid lateral velocity variations that distort and degrade the seismic image. This case study...
2023
Combined P and S Waves Survey for Hydrocarbon Exploration
Basuki Puspoputro
Indonesian Petroleum Association
.../Vs, Poisson's ratio, and lithology. Poisson's ratio versus velocity ratio graph on which quartz and calcite values are indicated as well as the range...
1990
Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)
N. Kazemi and H. R. Siahkoohi
Search and Discovery.com
... normal moveout correction: Geophysics, 40, no. 01, 17–24. Taner M.T. and Koehler F. 1969, Velocity spectra-digital computer derivation and application...
2014
Wavelet Processing
Lee Lu
Indonesian Petroleum Association
... on the subsequent processing are numerous. For example, better results are expected in velocity study, statics, multiple attenuation, optimum stacking...
1978
Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling
Abdul Haris, Befriko Murdianto, Adriansyah
Indonesian Petroleum Association
... and resolvability of thin coal beds in the relatively shallow subsurface. Coal typically shows strong contrasts in seismic velocity and density...
2009
Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea
Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder
Southeast Asia Petroleum Exploration Society (SEAPEX)
... such as offshore platforms or other ships. Conventional processes such as F-K filtering. Band-pass filtering, or CDP stacking are often ineffective...
1990
Multichannel Data Acquisition and Processing
Gregory L. Smith, David A. Falvey, Raymond Shaw
Circum Pacific Council Publications
... DECONVOLUTION VELOCITY ANALYSIS & INTERPRETATION Predictive gap : Operator length : Derivation window: NORMAL MOVEOUT CORRECTIONS MUTE Application...
1988
Application of finite difference eikonal solver for traveltime computation in forward modeling and migration
Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff
Geological Society of Malaysia (GSM)
... derive velocity model from the recorded traveltimes. Results from normal moveout (NMO) velocity analysis can be useful when we are dealing with simple...
2021
Extraction and Interpretation of the Complex Seismic Trace
R. E. Sheriff, M. T. Taner, F. Koehler, D. Frye
Indonesian Petroleum Association
... at peak reflection strength agrees in general with the results from interval velocity calculations based on normal moveout, thus providing independent...
1977
Research of accurate depth interpretation method for thin sand body in offshore reservoir and its application in A oilfield, Bohai Bay Basin
Li Wenbin, Hebing Tang, Xuetong Liu, Yichuan Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... and low frequency in time-depth relationship to get more accurate velocity of development wells in vertical direction by acoustic moveout correction. 4...
2023
Enhancing Subsurface Imaging and Reservoir Characterization in the Marcellus Through Advanced Reprocessing of Wide Azimuth 3D Seismic, #11159 (2018).
Jinming Zhu, Chris Perll, Trevor Coulman,
Search and Discovery.com
... related multiples with small moveout • Automatic velocity picking algorithms and inexperienced interpreters could mistakenly pick the energy as primaries...
2018
Abstract: Application of Surface-wave Modeling and Inversion in Cordova Embayment of Northeastern British Columbia; #90187 (2014)
Antoun Salama, Niranjan Banik, Mona Cowman, Kevin Roberts, Anna Glushchenko, Mark Egan, Alfonso Gonzalez, Eric von Lunen, and Jennifer Leslie-Panek
Search and Discovery.com
..., an acknowledgement that nearsurface velocity anomalies play a critical role in imaging the deeper heterogeneous shale reservoirs. The spatial and vertical...
2014
Abstract: Crs Processing Technique, by Sunjay S. Sunjay; #90081 (2008)
Search and Discovery.com
2008
Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia
Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham
Indonesian Petroleum Association
... × 125M GRID SORTING OF THE EIGHT GROUPS OF 30 FOLD GATHERS INTO 240 FOLD "SUPER GATHER" NMO CORRECTION USING 3D STACKING VELOCITY FIELD RADON...
1994
The Tsunami Survey Offshore Sumatra, a Cooperative Geo-Technical Project for Deep Crustal Study WesternGeco/Schlumberger/CNRS-IPG Paris/BPPT
Soelistijani M, Martin Bayly, Tim Bunting, Satish C. Singh
Indonesian Petroleum Association
... least squares radon demultiple filter once a velocity field was developed. Before final stacking, time and space variant inside muting and spectral...
2008
Seismic Modeling of a Strongly Emergent Thrust Front, West Spitsbergen Fold Belt, Svalbard
Stale E. Johansen , Sivert Kibsgaard , Arild Andresen , Tormod Henningsen , John R. Granli
AAPG Bulletin
..., see Figure 1. End_Page 1024------------------------------ sensitivity of the CDP moveout to small-scale velocity variations at such depths...
1994
Integrated Workflow for Fracture Characterization ; From Well Bore Analysis, Post-Stack Geometrical Attributes and Pre-Stack Azimuthal Inversion; Case Study for Fractured Volcanic Reservoir Analysis in Jatibarang Field, North West Java Basin
Aji Rahmat Ginanjar, Andreas Wasi Kuncoro, Muhammad Taslim, Tri Sunarno Irianto, Arrie Kurniawan, Oddy Pranidhana
Indonesian Petroleum Association
... inversion using Amplitude Versus Offset and Azimuth (AVAZ) and Velocity Variation with incident Angle and Azimuth (VVAZ) inversion. These methods have...
2017
Geophysical Interpretation of Pinedale Field
Sally G. Zinke
AAPG Special Volumes
.... Seismic stacking velocities (the velocity calculated during processing from normal moveout measurements) have been an easily accessible dataset...
2014