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The AAPG/Datapages Combined Publications Database
Showing 17,464 Results. Searched 195,387 documents.
-- 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
Abstract: Application of Dominant Frequency Band Reconstruction Inversion Technology in the Prediction of Oil-Bearing Reservoirs under Coal-Bearing Strata;
Fulei Li, Xiang Guo, Bing Wang, Xufeng Zhang, Xuebin Yin, Yu Cao
Search and Discovery.com
...Abstract: Application of Dominant Frequency Band Reconstruction Inversion Technology in the Prediction of Oil-Bearing Reservoirs under Coal-Bearing...
Unknown
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
... and fault continuously in a 3D seismic volume. Spectral decomposition methods provide time-continuous phase spectrum at each trace. Laterally continuous...
2011
Adaptive UMAP based multiple-frequency attribute blending and its application on hydrocarbon reservoir characterization
Zezhou Zhang, Naihao Liu, Yang Yang, Zhiguo Wang, Rongchang Liu, Jinghuai Gao
International Meeting for Applied Geoscience and Energy (IMAGE)
... in Figure 1. It can be summarized as follows. (1) Extract multi-frequency components. We apply GST to seismic data Di (t, x, y) and obtain its GST spectrum...
2023
Abstract: The Use of Spectral Recomposition in Tailored 3-D Forward Seismic Modeling of Outcrop Analogs, by M. Tomasso, R. Bouroullec, and D. Pyles; #90090 (2009).
Search and Discovery.com
2009
Detecting Fracture Zones in the Austin Chalk Using Seismic P- Wave Data
Ilyas Najmuddin
Houston Geological Society Bulletin
.... The shift in the spectrum towards lower frequencies is evident from the shift in the peak frequencies. Figure 6b. Peak frequency above the chalk minus...
2001
Abstract: Can Q Explain Observations Made from a VSP?, by Hamish Wilson, Scott W. Peters, and Robert W. Wiley; #90105 (2010)
Search and Discovery.com
2010
Assessment on the Serviceability of Monopod Platforms in Java Sea Due to Wave Excitation
Gde Pradnyana
Southeast Asia Petroleum Exploration Society (SEAPEX)
... the natural frequency within the energetic range of the wave spectrum, as is the case for the single well caisson (monopod) investigated here. This type...
1996
Spectral Balancing Aids Seeing Faults More Clearly, by Satinder Chopra and Kurt J. Marfurt; #41594 (2015).
Search and Discovery.com
2015
ABSTRACT: Examples of Enhanced Spectral Processing in Direct Hydrocarbon Detection; #90007 (2002)
Sun, Shengjie, John P. Castagna, Robert W. Siegfried
Search and Discovery.com
.... a) The synthetic trace for modeling study. b) ESP timefrequency spectrum c) STFT time-frequency spectrum 2 .0 0 +30 H z at 220, 230 + 30 H z at 130, 135 +40 H z...
Unknown
Abstracts: Color Correction for Gabor Deconvolution: A Test with Field Data; #90173 (2015)
Peng Cheng, Gary F. Margrave, David C. Henley
Search and Discovery.com
... algorithms, the reflectivity is usually assumed to have a flat (white) amplitude spectrum over the deconvolution frequency band. Such a reflectivity...
2015
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
... there will be no low frequency gap so the spectrum will be appropriately filled. Figure 4 shows these results. Note that frequencies lower than 5 Hz...
2014
Magnetic Spectrum of the San Kampaeng Geothermal Area, Northern Thailand
Somsri Sertsrivanit, Charn Tantisukrit, Surachai Praserdvigai
Geological Society of Malaysia (GSM)
... of Thailand. Abstract: The energy spectrum o t the Sun Kiimptteiig toiul magnetic lield is cut olT ut the frequency higher than 0.0015 cycle.metre for each...
1986
Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method
Taufiq Brilliant Askari, Intan Andriani Putri
Indonesian Petroleum Association
... frequency spectrum. Window’s parameters is crucial particularly ensuring the signal chunk could be considered as a stationary signal and also to avoid...
2022
Multi-Step Auto-Regressive Reconstruction of Nonuniformly Sampled, Aliased Seismic Records; #41563 (2015)
M. Naghizadeh, M. D. Sacchi
Search and Discovery.com
... frequency portion of the data spectrum using Fourier based reconstruction. The reconstructed low frequencies are used to extract prediction error filters...
2015