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The AAPG/Datapages Combined Publications Database
Showing 5,188 Results. Searched 200,357 documents.
PP-PS depth-domain AVA inversion
Maud Cavalca, Robin P. Fletcher
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and acquisition limitations (geometry footprint, bandlimited source wavelet). An estimate of reflectivity can then be derived through iterative...
2023
I. Relating Seismic Data to Stratigraphy
Norman S. Neidell
AAPG Special Volumes
... OF SEISMIC WAVELET b^uarr (OR INVERSE TO PREDICTION OPERATOR) End_Page 22------------------------- Stratigraphic interpretation would begin...
1979
Seismic inversion with implicit neural representations
Juan Romero, Wolfgang Heidrich, Nick Luiken, Matteo Ravasi
International Meeting for Applied Geoscience and Energy (IMAGE)
... be mathematically represented via the socalled convolutional model (Goupillaud, 1961). This entails the convolution of a source function or wavelet w...
2024
A strategy for acoustic impedance direct inversion in depth domain
Ruiqian Cai, Chengyu Sun, Shizhong Li
International Meeting for Applied Geoscience and Energy (IMAGE)
...-domain wavelet and the depth-domain model. Then, the objective function for the inverse process is constructed. The tests on synthetic data example...
2022
Abstract: The Approximate use of 1D Internal Multiple Prediction in a Multidimensional World: Errors and Recommendations; #90224 (2015)
Pan Pan and Kris Innanen
Search and Discovery.com
..., this parameter is related to the width of the wavelet. The inverse scattering series based internal multiple prediction method (Araújo et al., 1994; Weglein...
2015
Nonlinear time difference detection based on template matching and its denoising applications
Rongwei Xu, Bo Feng, Huazhong Wang, Chengliang Wu, Zhenbo Nie
International Meeting for Applied Geoscience and Energy (IMAGE)
... the similarity between the current point and the template wavelet. The inverse problem suggests that, for the series, the cumulative similarity along...
2024
Abstract: Receiver Comparison for a Non-repeatable Earthquake Source on the Hussar 2011 Low-frequency Seismic Experiment; #90174 (2014)
Kevin W. Hall, Gary F. Margrave, and Malcolm B. Bertram
Search and Discovery.com
...Abstract: Receiver Comparison for a Non-repeatable Earthquake Source on the Hussar 2011 Low-frequency Seismic Experiment; #90174 (2014) Kevin W. Hall...
2014
Carbonate-Anhydrite Facies Determination by Quantitative Seismic Stratigraphy in Paradox Basin: ABSTRACT
Richard F. Wadleigh, Jr., John A. Ward
AAPG Bulletin
... data, carbonate porosity will not be represented seismically as an individual low-velocity trough on wavelet-processed data. Conventional seismic...
1985
Intricate Seismic Time-Frequency Analysis in Kujung Patch Reef, Northeast Java Basin
Haryono Haryanto, Erik Yogapurana, Aditya Kusuma
Indonesian Petroleum Association
... attenuation effects of seismic reflection data derived from spectral decomposition based on Continuous Wavelet Transform (CWT) algorithm and to identify...
2016
Abstract: Nonlinear Seismic Wave Propagation in Heavy Oil; #90224 (2015)
Wubing Deng and Igor B. Morozov
Search and Discovery.com
... wavelet with dominant frequency 800 kHz. Because of the nonlinearity an high ratio near the source, the peak frequency drops within about two...
2015
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... triangles, while the source is explosive modeled with a Ricker wavelet with a peak frequency of 30HZ. Both the pressure and particle velocities...
2015
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... based on multi-channel deconvolution. We pose the noise reduction problem as an inverse problem and propose a cost function that uses a priori...
2013
An anti-aliasing plane wave decomposition method based on local linear Radon transform
Jian Xiang, Huazhong Wang, Bo Feng, Chengliang Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
...) breaks down the seismic records produced by a point source into individual plane wave components. The PWD method is widely used in seismic data...
2024
Abstract: Different Flavors of the Marchenko-Equation-Based Internal Multiple Elimination Methods: the Trade-off between Fidelity, Computational Cost and Ease of Use; #91204 (2023)
Marcin Dukalski, Chris Reinicke
Search and Discovery.com
... with the inverse transmission operator can remove source- and receiver-side internal peg-leg multiples. With some modification, the same inverse transmission can...
2023
An optimal aperture crosscorrelation imaging condition for Marchenko imaging
Xiaochun Chen, Yezheng Hu, Yukai Wo, Weiping Cao, Xuri Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... conditions, crosscorrelation is easiest to implement and provides a more stable result (e.g., no need to solve inverse problem involved in MDD...
2022
Synthetic Seismograms from Vibracores: A Case Study in Correlating the Late Quaternary Seismic Stratigraphy of the New Jersey Inner Continental Shelf
Dominic Esker , Robert E. Sheridan , Gall M. Ashley , Jeffrey S. Waldner , David W. Hall
Journal of Sedimentary Research (SEPM)
... wavelet, which best resembles the source wavelet used in the field record, is then convolved through the reflection-coefficient time series to obtain...
1996
Increasing The Resolution of Seismic Imaging With Spectral Blueing, Spectral Decomposition RGB And HSV Blending to Delineate The Fluvial Facies on Fluvio Deltaic Environment
Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria
Indonesian Petroleum Association
..., and regional geology. INTRODUCTION The results are then analyzed on the AOI Horizon for specific spectral decomposition. Using the Continuous Wavelet...
2022
ABSTRACT: Reducing Ambiguity in Controlled-Source Electromatic (CSEM) Inversion; #90061 (2006)
Andrew M. Lockwood
Search and Discovery.com
...-Source Electromatic (CSEM) Inversion Lockwood, Andrew M., Woodside Energy LTD, Perth, Australia Geophysical inverse modelling is very rarely a well...
2006
Upscaling acoustic wave equation using renormalization group theory
Ajay Malkoti, Shravan M. Hanasoge, Rene Edouard Plessix
International Meeting for Applied Geoscience and Energy (IMAGE)
...., 2016; Song and Jordan, 2018), wavelet-based theory (Dorobantu and Engquist, 1998; Persson and Runborg, 2001; Chertock and Levy, 2005; De Leon, 2008...
2022
Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area
M. A. H. Zuberi, E. Cho, T. Seher, R. Myklebust
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The matching filter is equivalent to the source inversion filter with modelled and observed data interchanged. An application of this method...
2023
Reflection waveform inversion regularized with structural constraints and scattered data interpolation
Chengliang Wu, Huazhong Wang, Bo Feng, Ting Lei, Rongwei Xu, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
...) where m0 is the background velocity, f is the source wavelet, u0 denotes the background wavefield and I is the migration result. The gradient-based...
2023
Abstract: Impedance Joint Inversion of Surface and Borehole Seismic Data; #90187 (2014)
Danping Cao, Xingyao Yin, and Guochen Wu
Search and Discovery.com
... to transform seismic data to reservoir properties because the solution of inverse problem is non-unique even for the noise-free data (Bosch, 2010...
2014
Reservoir Characterization using Acoustic Impedance Seismic Inversion Method and Seismic Attribute in the "RST" Field of the Taranaki Basin, New Zealand.
Harista BR Ginting, Muh. Firmansyah, Muh Resky Ariansyah, Sabrianto Aswad, Davis Reza Siregar
Indonesian Petroleum Association
... on well log information. The third step is wavelet extraction. We complete the step to estimate the type of wave from a source that has turned...
2019
Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015)
Arnim B. Haase, Charles P. Ursenbach
Search and Discovery.com
... by choosing a 5/15-80/100 Hz Ormsby wavelet as the source signature. Free surface effects are not considered in this study. A P-wave point source...
2015