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The AAPG/Datapages Combined Publications Database
Showing 566 Results. Searched 200,357 documents.
Analysis of the Relationship Between Seismic Amplitudes and Gas Content of the Miocene Amos Sandstone, Mary Ann Field, Offshore Alabama
Linda Turnley Reif, Dr. Gary L. Kinsland
GCAGS Transactions
... to be zero phase so that the top of the Amos sandstone is at the strongest point in the trough. FIGURE 2. [Grey Scale] Stratigraphic column (after Mink...
1993
Abstract: How much well do you need in Acoustic Impedance Inversion?; #90174 (2014)
Heather J. E. Lloyd and Gary F. Margrave
Search and Discovery.com
... the inversion. The synthetic trace was created by convolving the reflectivity of the baseline log with a [15 20 50 60] zero phase Ormsby wavelet...
2014
Clari-Fi: Broadband Data from Conventional Streamer Acquisition
Nic Woodburn, Tom Travis, Hassan Masoomzadeh, TGS
GEO ExPro Magazine
... conver sion to zero-phase, boosting operators can be applied to minimise the decay constraint between 3 to 7 Hz – a result of the inherent limitations...
2012
Seismic Estimation of Point-Bar Sands Using Simple Modeling Procedures
Robert Dennison
Indonesian Petroleum Association
... seismograms. These assumed wavelets are generally divided into two groups; Figure 3. Stanvac Normal Polarity, SEG Reverse Polarity Minimum phase...
1984
Filling the Inversion Gap Without Well Data: Multi Level Sources and Streamers Help Improve Inversion
Martin Bayly, Dominic Lowden, Bruce Webb, Ed Kragh
Indonesian Petroleum Association
... zero phase data volumes for both the over array (single cable depth only) and over/under array were inverted for acoustic impedance and compared. Well...
2011
Quantitative Interpretation: Use of Seismic Inversion Data to Directly Estimate Hydrocarbon Reserves and Resources
James Shadlow, Adam Craig, David Christiansen, Robert Mitchell
Petroleum Exploration Society of Australia (PESA)
... wavelets show data is zero-phase and can be well approximately by a Ricker Wavelet. Modified from DownUnder Geosolutions (2014). Figure 5: Depth...
2018
A new high-resolution seismic wavelet definition and vibroseis sweep signal design
Zhenbo Nie, Huazhong Wang, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... the zero-phase customized wavelet. In here, the “bc” represents the main lobe, while “ab” or “cd” represents the side-lobe. Specifically...
2024
Integrated Digital Outcrop Model (DOM) and Seismic Forward Modeling: Application to Enhance Subsurface Interpretation in Deltaic System of Kutai Basin, East Kalimantan
Dicky Harishidayat, Leon Taufani, Iqbal Fardiansyah, Ari Wibowo
Indonesian Petroleum Association
... of (Castagna et al., 1985) and (Archie, 1942), respectively. Zero phase of wavelet is used to produce a PreStack Depth Migrated (PSDM) seismic image...
2017
Chapter Seven: Reservoir Evaluation
Alistair R. Brown
AAPG Special Volumes
... in the digital database. Given that the data were zero phase, the time of the maximum amplitude is the correct time for the reservoir interface. Figure 7-14...
2011
Improved Resolution of Thin Turbiditic Sands in Offshore Sabah with Bandwidth Extension A Pilot Study (Paper C11)
G. Yu, N. Shah, M. Robinson, N. H. Nghi, A. A. Nurhono, G. S. Thu
Geological Society of Malaysia (GSM)
..., the given known well data was used to make the seismic zero phase, create the synthetics, and calibrate with the geology. Then, the pilot study tested...
2012
Abstract: Spectral-Velocity Prediction of Geological Section Types and Reservoir Properties (SVP-Technology), by Mikhail Afanasyev; #90163 (2013)
Search and Discovery.com
2013
Implications from Transfer Functions when Comparing Seismic Data from MEMS Accelerometers and Geophones
Michael S. Hons
Search and Discovery.com
... accelerometer transfer function (Figure 5). Further modeling has shown that wavelets with low dominant frequencies must be phase rotated the opposite direction...
Unknown
ABSTRACT: Regional Study of Sarvak and Ilam Formations in the Sirri District of the Persian Gulf; #90017 (2003)
Alireza Bashari, Majid Minaei
Search and Discovery.com
... positive deflection and on the synthetic seismogram zero phase reverse polarity corresponds to a strong black peak. On the well correlation panel...
2003
Implications from Transfer Functions when Comparing Seismic Data from MEMS Accelerometers and Geophones
Michael S. Hons
Search and Discovery.com
... accelerometer transfer function (Figure 5). Further modeling has shown that wavelets with low dominant frequencies must be phase rotated the opposite direction...
Unknown
Abstract: AVO Crossplotting II: Examining Vp/Vs Behavior; #90171 (2013)
Heath Pelletier
Search and Discovery.com
... using a zero-phase seismic wavelet of reasonable bandwidth (Figure 2b), and AVO extraction was performed using the Shuey equation (1985). Figure 2...
2013
Abstract: Stabilizing Seismic Absorption Compensation; #90171 (2013)
Changjun Zhang
Search and Discovery.com
.... Extract Q profile by using windowed time-variant spectral analysis (Zhang, 2002), 2. Do pure phase correction, 3. Extract a zero phase seismic wavelet...
2013
Abstract: Image Enhacement After Migration; #90174 (2014)
John C. Bancroft, Thais Guirigay, and Helen Isaac
Search and Discovery.com
.... That is correct, and if we did do that, we would end up with a zero-phase wavelet, typical of a true matched filter that lowers the noise, but reduces...
2014
Abstract: White Noise Suppression in the Time Domain Part II; #90174 (2014)
Patrick Butler
Search and Discovery.com
... that on the section with zero phase shift the whitening has not really helped the resolution while the section with the phase shift is sharper and has...
2014
Abstracts: Blind L1-norm Multichannel Deconvolution for Seismic Source Function Estimation; #90173 (2015)
Jaime Meléndez Martínez
Search and Discovery.com
.... The maximum of the Kurtosis indicates the correct phase correction needed to convert the estimated wavelet in a zero phase wavelet. Figures 1 and 2 show...
2015
Abstract: Attenuation, Velocity Dispersion and the Fate of the Vibroseis Signal; #90211 (2015)
Bernd Milkereit, Flora Sun, Wei Qian, and Thomas Bohlen
Search and Discovery.com
... minor travel time changes (in terms of ms) will alter the correlation process. The perfect zero-phase correlation wavelet only exists without velocity...
2015
Understanding Seismic Detection and Resolution of High-Frequency Sequences and Systems Tracts
Hongliu Zeng
Search and Discovery.com
... Wood, 1982, The limits of resolution of zero-phase wavelets, Geophysics, v. 47, p. 1035. Zeng, Hongliu and Tucker F. Hentz, 2004, High-frequency...
Unknown
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
Pair beads seismic anomalies: The cave features important to but missed in carbonate studies
Fangjian Xue
International Meeting for Applied Geoscience and Energy (IMAGE)
... in Central Luconia Province. 1) In section-view with zero-phase seismic display, “pair beads” is a seismic waveform with trough above and peak below...
2022
Characterization of Carbonate Reservoir at X Field Using Attribute and Seismic Inversion
Joko Wiyono, Fajar Rakhmanto, Fitriya Andriyani, Adi Susilo, Abdul Mutalib Masdar
Indonesian Petroleum Association
... as a reflected coefficient line has been filtered with wavelet zero phase. In this inversion, the correlation is 0.6061. The figure shows model based...
2007
Seismic reflectivity inversion via a regularized deep image prior
Hongling Chen, Mauricio D. Sacchi, Jinghuai Gao
International Meeting for Applied Geoscience and Energy (IMAGE)
... and 401time sampling points. Before running the inversion, we estimate the seismic wavelet by assuming a white reflectivity and a zero-phase wavelet...
2022