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The AAPG/Datapages Combined Publications Database
Showing 662 Results. Searched 200,673 documents.
A Comparison of Prestack Depth and Prestack Time Imaging of the Paktoa Complex, Canadian Beaufort MacKenzie Basin
G. R. Elsley, H. Tieman
AAPG Special Volumes
..., and offset is measured, and the corresponding time wavelet is extracted. Sufficient wavelets are extracted so that when summed back together...
2010
New Joint Categorical/Continuous Simultaneous Inversion Technology (Paper C9)
M. Kemper
Geological Society of Malaysia (GSM)
... that in this paper, it is assumed that the seismic to be inverted is a suite of true amplitude partial angle stacks with calibrated wavelets...
2012
Abstract: Q Estimation by a Match-filter Method; #90174 (2014)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... compute the minimum-phase equivalent wavelets (embedded ( ) and ( ) from smoothed amplitude spectra, and then Q can be estimated by finding wavelets...
2014
Abstract: Wavelet Estimation by Non-Linear Optimization of All-Pass Operators; #90211 (2015)
Somanath Misra and Mauricio Sacchi
Search and Discovery.com
.... A correlation of 0.99 is observed between the estimated and true wavelets. Fig. 5(a) shows the true wavelet and fig. 5(b) shows the estimated wavelet obtained...
2015
Well to Seismic Ties Modeling with the Adaptive Log Analysis, #40823 (2011)
Ivan S. Deshenenkov, Dmitry A. Kozhevnikov, Kazimir V. Kovalenko
Search and Discovery.com
... (clastic or carbonate) only. Calculated elastic parameters can be used to obtain wavelets, restore low-frequency component that is absent in seismic...
2011
Direct probabilistic inversion for facies with different elastic depth trends
Ask Jakobsen
International Meeting for Applied Geoscience and Energy (IMAGE)
... with different elastic depth trends with mean being a function of depth. Using real angle dependent wavelets, a synthetic angle gather is created where...
2022
Reservoir characterization of a lithium-bearing super-brine complex using seismic inversion and magnetotellurics
Colton Dudley, Timothy Putnam, Karen Loomis, Vincent Ramirez
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Wavelets were extracted and averaged on four wells after well ties were completed. Finally, a model-based linear acoustic impedance inversion approach...
2022
The Santos Basin, Brazil: Unlocking the Pre-Salt Potential
Jaswinder Mann, CGG
GEO ExPro Magazine
... and sharper wavelets. The increase in low frequencies reduces side lobes to bring greater resolution and increase the texture and character of the data...
2013
Broadband Seismic Technology and Beyond: Part VIII: BroadSeis in Exploration
Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth
GEO ExPro Magazine
... geologies, and in various different environments. High frequencies produce sharp wavelets, while low frequencies reduce sidelobes, so...
2014
Broadband Seismic Technology and Beyond: Part IX: BroadSeis in Production
Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth
GEO ExPro Magazine
... proving its value at all stages of the exploration and production cycle. The broad bandwidth, including low-noise low frequencies, provides wavelets...
2014
Guinea-Bissau: New Insights Into the Geology and Deepwater Exploration Potential
Tony Pedley, Gerrard Spear, Polarcus, Lyme Bay Consulting
GEO ExPro Magazine
... between 3D seismic points according to the similarity of the wavelets and their The DRS study produced 200 horizon surfaces within the 3D volume...
2014
Ireland: South Porcupine Basin
Tony Pedley, Gerrard Spear, Keith Byrne, Polarcus, Lyme Bay Consulting, Providence Resources
GEO ExPro Magazine
... of the wavelets and their distance from each other. This DRS produces a horizonconsistent map for each and every reflector within the dataset...
2015
Comparison of conventional lithofacies estimation and litho-petro-elastic inversion (LPE) in shallow offshore Mexico
Michelle Ellis, Charles Inyang, Carlos Alberto Montilla Nava, Janet Ravelo Cervantes, Doan Saavedra Castaeda, Jos Bernardo Vsquez Guerrero
International Meeting for Applied Geoscience and Energy (IMAGE)
..., wavelets for each angle stack and low-frequency (3Hz) models for AI, Vp/Vs and density derived from filtered logs and propagated using interpreted...
2022
Utilizing Variably Integrated Spectral Frequency to Extract Entire Fluvial Systems
Pongthep Thongsang, Mirza Naseer Ahmad
Indonesian Petroleum Association
... is stretching a wavelet to optimize the best coefficient and this stage is iterative method, which repeats step one and step two. Different type of wavelets...
2013
Broadband Marine Seismic, Does Acquisition Make a Difference?
Martin Bayly, Sandeep Kumar Chandola, Low Cheng Foo, Abdul Aziz Muhamad, Swee Leng Ng
Indonesian Petroleum Association
... the difference in amplitude and phase of the wavelets in the time domain. Figure 3 - Comparisons of various acquisition techniques and their associated signal...
2013
Try Before You Buy!
Lars Zühlsdorff, Trond Haugland
GEO ExPro Magazine
... used as 3D convolution wavelets, integrating both illumination and resolution effects. That way, classic seismic processing is completely avoided...
2020
Modern Marine 3D Seismic Acquisition - Technical Considerations
Chris Walker
Petroleum Exploration Society of Australia (PESA)
.../azimuth NMO.) The computed arrivals for each crossline CMP bin are 3D NMO CMPBIN • corrected, muted and stacked conventionally. The wavelets...
1997
Analysis of Fracture Injection Tests using Signal Processing Approach
I. Eltaleb, A. Rezaei, F. Siddiqui, M. M. Awad, M. Mansi, B. Dindoruk, M. Y. Soliman
Unconventional Resources Technology Conference (URTEC)
... a simultaneous timefrequency analysis of a signal. CWT is best suited for time-frequency analysis as these wavelets do not have negative frequency...
2020
Comparative Analysis of Simultaneous Inversion Result with Elastic Inversion and AVO Envelope in Sumandak Field (Geophysics Paper 9)
Yeshpal Singh
Geological Society of Malaysia (GSM)
... represents the workflow for computation of AVO envelope, elastic inversion and simultaneous inversion. Independent wavelets are estimated for each partial...
2008
High-Resolution Hyperspectral Imaging Technology: Implications for Thin-Bedded Reservoir Characterization
Tobi H. Kosanke, Stephanie E. Perry, Rubin Lopez
GCAGS Transactions
... content estimation of Athabasca oil sand from hyperspectral infrared reflectance spectra using Gaussian singlets and derivative of Gaussian wavelets: Fuel...
2017
Practical Stratigraphic Modeling and Interpretation: Section 3. Stratigraphic Models from Seismic Data
M. W. Schramm Jr., E. V. Dedman, J. P. Lindsey
AAPG Special Volumes
... is used. Traces 1 through 5 represent the individual responses of each acoustic interface to the respective wavelets, and trace 6 in each of the two...
1977
Abstract: Application of Multiresolution Analysis in Removing Ground-penetrating Radar Noise; #90171 (2013)
Yih Jeng, Chuan-Hung Lin, Yi-Wei Li, Chih-Sung Chen, and Hsin-Han Huang
Search and Discovery.com
.... H., 1995, Wavelets for Computer Graphics: A primer, Part 1: IEEE Computer Graphics and Applications, 15, May, 76-84. AAPG Search and Discovery...
2013
Abstract: Curvelet Denoising: Application to Crustal Reflection Data; #90171 (2013)
Jounada Oueity, Vishal Kumar, Ron Clowes and Felix Herrmann
Search and Discovery.com
..., for higher dimension singularities, wavelets fail to give a parsimonious representation of an image. Figure 1: A few curvelets in both spatial (left...
2013
Abstract: Integration of Well Logs and Seismic Data for Prediction of Elastic Properties in a Heavy Oil Sand Reservoir: Manitou Lake, Saskatchewan; #90171 (2013)
Maria F. Quijada and Robert R. Stewart
Search and Discovery.com
...- and S-impedance values. The amplitude spectrum of the extracted wavelets (Figure 3) shows the significant difference in bandwidth between the two...
2013
Abstract: SAGD Well Planning Using Stochastic Seismic Inversion; #90172 (2014)
Franck Delbecq, Rémi Moyen
Search and Discovery.com
... delineation wells. The seismic data has frequencies up to 200 Hz and 4 angle stacks are available, ranging from 6 to 28 degrees. Statistical wavelets were...
2014