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The AAPG/Datapages Combined Publications Database
Showing 18,799 Results. Searched 200,357 documents.
Time Frequency Gathers: An Optimal Spectral Decomposition Analysis Approach
Badsha Basu Roy
Indonesian Petroleum Association
... range of new complex attribute traces generated is between 1 to 75 Hz (Figure 4) based on amplitude spectrum (Figure 3) for comprehensive frequency...
2016
New imaging method of fractured-cavity reservoir based on seismic spectrum decomposition: A case study of the Halahatang Oilfield, Tarim Basin, NW China
Chaozhong Ning, Yong Li, Xingfang Liu, Qi Wang, Xiaojuan Deng, Hongliu Zeng, Yintao Zhang, Xiaoming Wang, Jun He, Weiwei Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... decomposing. Figure 2: Frequency spectrum of seismic data used in this study. Data sampled at 3900 to 4600 ms (5650–7800 m). Method4600 ms (5650...
2024
Reservoir Studies and Inversion of Seismic Traces: ABSTRACT
E. Rainon
AAPG Bulletin
... surface seismic data have a sufficiently broad frequency spectrum, the inversion improves the detection of thin beds and lateral facies changes. Two...
1979
Washover of Deltaic Barriers on Louisiana Coast: ABSTRACT
Ron Boyd, Shea Penland
AAPG Bulletin
... elevation, its frequency of occurrence, and regional barrier geometry. Washover deposits on Louisiana barriers commonly account for over 50% of total...
1981
Understanding the causes of low frequency shadow below gas hydrates
Ayman Noor M. Qadrouh, Saad Alajmi
Petroleum Exploration Society of Australia (PESA)
... of the centroid frequency of the power spectrum is estimated as a function of the travelled distance. Then, 1D experiments perform to quantify the frequency loss...
2019
Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section
Deddy F. Djanawir, Frans Langitan
Indonesian Petroleum Association
... gives the highest confidence in the velocity picking process. Amplitude Spectrum In the early time window (600-1200 ms TWT), the signal frequency...
2004
Abstract: Making FX Interpolation More Robust by Spectrum-guided Reconstruction; #90171 (2013)
Mostafa Naghizadeh and Mauricio Sacchi
Search and Discovery.com
... the low frequency reconstructed spatial data. 3. Compute the power spectrum using expression (3). AAPG Search and Discovery Article #90171 CSPG/CSEG...
2013
Data-Driven Quantitative Reservoir Characterization and New Insights in Pubei Field of Turpan-Hami Basin, Western China, #41857 (2016).
Jianbin Ran, Haiyin Li, Zhengtao Hu, Zhe Zhu, Jia Chen, Xuejun Wang
Search and Discovery.com
... the uncertainty of seismic data interpretation. In 2014, seismic low-frequency 3D survey of 304 km2 was completed by BGP, with a frequency spectrum of 6...
2016
Abstract: Magnitude, Scaling, and Spectral Signature of Tensile Microseisms; #90224 (2015)
David W. Eaton
Search and Discovery.com
... the low-frequency displacement spectrum. In the case of tensile rupture, there is less ambiguity and source radius (a) can be related to moment magnitude...
2015
Advances on land vibroseis source technology towards low frequencies
Zhouhong Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
... categories of nonlinear control algorithms were designed to handle these nonlinearities in three frequency bands. Figure 5. Frequency-Time variant spectrum...
2024
Study of Seismic Anomalies in the Frequency Spectrum as a Hydrocarbon Reservoir Characterizer; #42596 (2025)
Argenis Pelayo, Ivan Omaña
Search and Discovery.com
...Study of Seismic Anomalies in the Frequency Spectrum as a Hydrocarbon Reservoir Characterizer; #42596 (2025) Argenis Pelayo, Ivan Omaña Click to View...
2025
Shelf-Break Circulation, Fronts, and Physical Oceanography: East and West Coast Perspectives: ABSTRACT
Leonard J. Pietrafesa
AAPG Bulletin
... front. At the high-frequency end of the current spectrum, the semi-diurnal tide and inertial currents are dominant. Subinertial frequency motions...
1981
-- no title --
user
Search and Discovery.com
... is introduced. First, the low frequency (nonaliased) part of the data is reconstructed. Using data inside the reconstructed band, a Multi-Step Auto-Regressive...
Unknown
-- no title --
user
Search and Discovery.com
... is introduced. First, the low frequency (nonaliased) part of the data is reconstructed. Using data inside the reconstructed band, a Multi-Step Auto-Regressive...
Unknown
New Approach: Using Relative Inversion with Spectral Decomposition to Distinguish Thin Layers in the 33-Series Sand Reservoirs of the Widuri Field, Southeast Sumatra, Indonesia
Ratih Muliani, Reza Widiatmo, Heri Gunawan, Pranowo Nugroho, Hairunnisa, Awal Mandong, Rino Saputra
Indonesian Petroleum Association
.... Therefore, interpretation was conducted in the Time-Frequency domain because interference patterns were observed in the amplitude spectrum of the seismic...
2018
Low Frequency Passive Seismic Method For Hydrocarbon Indicator in the X-Field, Trembes Area, East Java Basin
Ricky Sitinjak, Sumarsono, Budi Eka, Suherman
Indonesian Petroleum Association
... a low frequency signal. This passive seismic method therefore suggests a positive relationship between microtremor wave spectrum and the hydrocarbon...
2014
Frequency Attenuation: A Fracture Indicator
Ilyas J. Najmuddin
Houston Geological Society Bulletin
... window of 400 ms. The frequency spectrum is taken for each time window above and below the chalk for each individual trace. The chalk attenuates higher...
2001
ABSTRACT: Cyclic Stratigraphy and the Significance of Resolution, by John A. Lopez; #91003 (1990).
Search and Discovery.com
1990
Abstracts: On the Extraction of Seismic AVF Information and the Inversion of Anelastic Reflectivity; #90173 (2015)
Chris Bird, Kristopher Innanen, Laurence Lines
Search and Discovery.com
... with a highly absorptive target. Using forward modeling, we test the effectiveness of the FST for estimating the spectrum of the frequency dependent...
2015
Application of high-resolution reflection seismology to eastern Kansas cyclothems
Ralph W. Knapp
Kansas Geological Society
... spectrum, the wavelet maintains a similar shape as frequency changes. To change the shape of the wavelet, the frequency band in octaves must be changed...
1989
Abstract: Investigating the Low Frequency Content of Seismic Data with Impedance Inversion; #90187 (2014)
Heather J. E. Lloyd and Gary F. Margrave
Search and Discovery.com
...-frequency well-log information to the seismic data spectrum is marked by a cut-off frequency, . The choice of depends on the low-frequency content...
2014
Study of Hydrocarbon Detection Methods in Offshore Deepwater Sediments, Gulf of Guinea; #40999 (2012)
Guoping Zuo, Lv Fuliang, Guozhang Fan, and Dali Shao
Search and Discovery.com
... attribute, frequency attribute, spectrum decomposition method, waveform classification, and cross plot analysis. (1) When a reservoir contains...
2012
ABSTRACT: Near-Surface Magnetic Anomalies, Potential Indicators of Seepage andDeep-Seated Faulting; #90007 (2002)
John P. Land, Richard L. Coons, J. David Lazor
Search and Discovery.com
... to record the full spectrum of the magnetic field, from high frequency events of the shallow sediments to the lowest frequency events of magnetic basement...
2002
Seismic Interferometry, A Novel Exploration Tool, by Stan Sansone; #90040 (2005)
Search and Discovery.com
2005
A statistical method-based approach for frequency-varying residual phase detection and correction
Longxiang Han, Rongwei Xu, Chengliang Wu, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... multiresolution Gauss filtering methods to achieve frequency constraint in order to reduce the noise impact on the phase. Then, the wavelet spectrum...
2024