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The AAPG/Datapages Combined Publications Database
Showing 5,597 Results. Searched 195,372 documents.
Integrated Analysis of Borehole and Seismic Data
E. Poggiagliolmi, R. D. Allred
Indonesian Petroleum Association
... bandwidth without degrading the signal-to-noise ratio (SNR) The space variant phase component in the wavelet is derived using spectral estimation...
1993
Understanding the Seismic Wavelet; Steven G. Henry; Search and Discovery Article #40028 (2001)
Search and Discovery.com
2001
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
... to a subsurface lithologic sequence. In Figure 2A a marine air-gun signature is used as the propagating waveform, and in Figure 2B a zero-phase bandpass wavelet...
1977
Feasibility of the quantitative time-lapse seismic characterisation of a heterogeneous CO
Roman Isaenkov, Stanislav Glubokovskikh, Boris Gurevich
Petroleum Exploration Society of Australia (PESA)
... repeatability and errors in the wavelet estimation. We show that both of the noise types strongly affect the accuracy of the timelapse inversion...
2019
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
..., there is QC to ensure the operator's wavelet has a zero phase shape with the same polarity as the original seismic 3 data. The representation of this stage...
2022
Rock Physics Inversion: A Montney Case Study, #41295 (2014)
James Johnson, Lisa Holmstrom, Satwant Diocee, Rob Tilson, Sean Johnson
Search and Discovery.com
... by visual ties. Log calibration and wavelet estimation are an iterative process. A calibrated log has its reflectivity calculated and convolved with a test...
2014
Overburden Compensation: A Pragmatic Solution to the Frequency Dependent Amplitude Losses Associated With Laterally Variable Overburden
Swee Leng NG, Martin Bayly
Indonesian Petroleum Association
... of varying degrees, thereby causing an imprinted frequency dependant amplitude distortion on the seismic wavelet at the deeper zones of economic interest...
2008
Abstracts: Application of the Signal Correlation for the Construction of Age Models of Lake Baikal Sedimentary Records; #90173 (2015)
Karol Rohraff, Vadim A. Kravchinsky, and Mauricio D. Sacchi
Search and Discovery.com
... and (b) squared wavelet coherence of the tuned magnetic susceptibility and insolation time series. Arrows denote the phase relationship of the two data...
2015
Hyperspectral imaging for the determination of bitumen content in Athabasca oil sands core samples
Michelle Speta, Benoit Rivard, Jilu Feng, Michael Lipsett, and Murray Gingras
AAPG Bulletin
..., no. 8, p. 1195–1207.Gao, Z., and B. Kratochvil, 2002, Sampling variance as a function of single-increment size for estimation of bitumen in an oil...
2015
Abstract: Automated Seismic-to-well Ties Using Dynamic Time Warping; #90174 (2014)
Roberto H. Herrera and Mirko van der Baan
Search and Discovery.com
... density log). Iterative techniques are used to estimate the wavelet with correct phase and amplitude spectrum by matching the actual seismic trace...
2014
VI. Qualitative Stratigraphic Correlations
Norman S. Neidell
AAPG Special Volumes
... as a black or right hand deflection. This is an ideal wavelet for visual detection of detail stratigraphy and acoustic lithology. The lower seismic response...
1979
Seismic Inversion Resolution Enhancement With (3S) Spectral Blueing, Spectral Balancing, and Stochastic Inversion on Fluvio Deltaic Environment
Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria
Indonesian Petroleum Association
..., there is QC to ensure the operator's wavelet has a zero phase shape with the same polarity as the original seismic data. The representation of this stage...
2022
Beam Migration for Imaging of Complex Structures
Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki
Indonesian Petroleum Association
... the unmigrated and migrated centers of each seismic wavelet, with the mapping function being the earth velocity model. Model refinement proceeds via...
2009
Chapter Two: Color, Character and Zero-Phaseness
Alistair R. Brown
AAPG Special Volumes
.... Effect of phase shifting constant-phase wavelets. The visual assessment of zero-phaseness amounts to a visual assessment of wavelet symmetry...
2011
Reservoir Characterisation Study: Inter Well Reservoir Property Prediction and Mapping by Petrophysics Data and Seismic Data Integration
Robi Junipa, Michel Bee
Indonesian Petroleum Association
... is based on both a high correlation coefficient and a good visual tie. The final synthetic result suggests a phase wavelet rotation that can achieve...
2010
Abstract: Kirchhoff Imaging with Adaptive Greens Functions for Compensation for Dispersion, Attenuation, and Velocity Imprecision; #90187 (2014)
Andrew V. Barrett
Search and Discovery.com
... such a wide frequency band the seismic velocities may differ. Commonly, attenuation compensation is used to adjust the wavelet to one which all...
2014
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
.... By combining wavelet shift tomography, FWI, and SWIM, we overcome weaknesses with the traditional velocity estimation tools, and produce reliable velocity...
2014
Poststack, Prestack and Joint Inversion of P- and S-Wave Data at Postle Field, Oklahoma
Search and Discovery.com
N/A
Mackenzie Delta: A Case of One Residual Gravity Anomaly and 16 Dry Exploration Wells; #41587 (2015)
Hassan Hassan
Search and Discovery.com
... in the Foothills of Northeastern British Columbia using 2D Wavelet Transform* Hassan Hassan1 Search and Discovery Article #41587 (2015)** Posted March 16...
2015
Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra
Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso
Indonesian Petroleum Association
... and in time, using two different AVO techniques. The CMPs were then stacked and enhanced. A dephase filter is generated to extract the zero phase wavelet...
1992
Detail Illustration of Structural Discontinuities: Fault Intensity Attribute to Enhance the Fault Likelihood, Hessian Derivative and Fault Extraction
Aji Darma Maulana, Argya Hastubrata Basundara, Muhammad Hafiz Baharuddin, Syukron Ady Purnawiranto, Muhammad Alfateh Saifullizan
Indonesian Petroleum Association
... or phase shift, and shape. No 1 2 3 4 5 6 7 Parameter Wavelet Type Peak Frequency Scaling Factor Wavelet Length Phase Sampling Rate Phase Shift...
2023
Identifying Spikes in Sonic Slowness and in Resistivity in the Tuscaloosa Marine Shale Using Continuous Wavelet Transform
Carol Wicks, Samiha Naseem
GCAGS Journal
... in visual inspection of log data are easily identified in wavelet power spectrum leading to a more realistic interpretation of the heterogeneity...
2017
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
.... The results here have been verified by the drill. DE-PHASING Part of the overall operation of wavelet processing is the removal of known phase...
1978
Wavelet Transformation as a Reservoir Characterization Tool in Shale Plays
Search and Discovery.com
N/A
ABSTRACT: Three Dimensional Fault Detection Using Dip and Azimuth; #90120 (2011)
Aftab Alam, Mirza Naseer Ahmad, Mumtaz Ahmad Mehar, and Sohaib Ahmad
Search and Discovery.com
... simplifies the detection process. The time-continuous phase spectrum based dip and azimuth estimation shows exact quantitative match with input...
2011