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The AAPG/Datapages Combined Publications Database
Showing 11,054 Results. Searched 195,448 documents.
Comparison of EMD and S-Transform Spectral Decomposition for Characterizing Hydrocarbon Reservoir: Case Study of East Java Basin
Abdul Haris, A. M. Ustad, Didik Ardiyanto, Gadang G. Wihardy, Budiyono, Tri Bowo, Murti Widyawan
Indonesian Petroleum Association
...-frequency spectrum such as Short Time Fourier Transform (STFT), Continues Wavelet Transform (CWT) and Matching Pursuit Decomposition (MPD). However, all...
2011
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
Abstract: Separation of Geometric Spreading, Scattering and Intrinsic Attenuation in VSP data; #90187 (2014)
Amin Baharvand Ahmadi and Igor Morozov
Search and Discovery.com
.... Figure 2 shows the power spectrum of reflection coefficient to ~1390 m depth (top of reservoir caprock). The reflection coefficient generally continuously...
2014
From Arrhenius to CO2 Storage: Part I: Blackbody Radiation and Milankovic Cycles
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... of the visible spectrum, but with significant power in the ultraviolet as well. radiation (light, X-rays, gamma rays, and thermal radiation) falling...
2019
ABSTRACT: Size-Frequency Distributions of Carbonate Build-Ups in the Maldives Archipelago, by Purkis, Sam J.; Schlager, Wolfgang; #90142 (2012)
Search and Discovery.com
2012
ABSTRACT: High-Resolution Sedimentologic Variations in a Holocene Sedimentary Wedge (Leeward Margin, Great Bahama Bank); #90007 (2002)
Sven Roth, John J. G. Reijmer, Anja Muller, Miriam Pfeiffer
Search and Discovery.com
... trends and four oscillatory signals with distinct frequencies confirmed by Wavelet Power Spectrum. The two long-term trends extend over a time period...
2002
Abstract: Robust Localization of Passive Sources with Cross-Coherence Migration; #91204 (2023)
Yujin Liu
Search and Discovery.com
... but needs estimation of the power spectrum of the noise source, and deconvolution, which is unstable and needs regularization, the cross-coherence...
2023
Power Imaging A Passive Electromagnetic Hydrocarbon Detection Method: Examples from Railroad Valley, Nevada; #40966 (2012)
Dietmar (Deet) Schumacher, W. Barry Weaver, and Roy K. Warren
Search and Discovery.com
... velocity) divided by the frequency f. Figure 3 The figure shows a typical power spectrum of frequencies measured at the surface. Power Imaging...
2012
Power Up! Selecting a 3D Dataset for the 2013 Licence Round Offshore Lebanon
Neil Hodgson, Spectrum
GEO ExPro Magazine
...Power Up! Selecting a 3D Dataset for the 2013 Licence Round Offshore Lebanon Neil Hodgson, Spectrum Power Up! Selecting a 3D Dataset for the 2013...
2013
Abstract: Coherence and Measures of Coherence: An Advanced 3D Interpretive Processing Application
Leong Lap Sau, Ng Tong San
Geological Society of Malaysia (GSM)
... spectrum, coefficient of coherency, coherency and coherence spectrum. In the physical sciences coherence is often described as the condition necessary...
1997
Front End Integration (Authenticated Master Project)
Search and Discovery.com
N/A
Abstract: Robust Surface-Consistent residual Statics and Phase Correction Part 1; #90224 (2015)
Nirupama Nagarajappa and Peter Cary
Search and Discovery.com
... by maximizing the stack power. The method is evaluated on several synthetic data models using both flat reflectors and a pinchout model. The method...
2015
Recovery of Gas From In Situ Hydrate Using Microwave Heating, by Fan Shuanshi, Li Dongliang, Liang Deqing; #90035 (2004)
Search and Discovery.com
2004
Magnetic Spectrum of the San Kampaeng Geothermal Area, Northern Thailand
Somsri Sertsrivanit, Charn Tantisukrit, Surachai Praserdvigai
Geological Society of Malaysia (GSM)
... determination A mathematical expression for the power spectrum of the total magnetic field intensity anomaly over a single rectangular block was first...
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
Refinement and Spectral Analysis of Plio-Pleistocene Oxygen and Carbon Isotopic Records
Dwight M. Trainor , Douglas F. Williams , Ian Lerche
GCAGS Transactions
..., e.g. Hamming Turkey Filter. Figure 6A represents the power spectrum for the Plio-Pleistocene 18O record. The spectra displays overall low power...
1988
Abstract: Numerical Classification of Sandstone Pore Structure, by J. C. Davis, F. W. Preston; #90972 (1976).
Search and Discovery.com
1976
Influence of Climate on Varves and Bedding: ABSTRACT
Roger Y. Anderson
AAPG Bulletin
... with similar fluctuations in meteorologic records and show no strong periodicities according to power spectrum studies. However, weak rapidly changing...
1963
Abstract: Is the Applicability of Fractal Statistics to Sedimentary Structures the Result of Scale-Invariant Stochastic Processes or Deterministic Chaos?, by D. L. Turcotte; #91004 (1991)
Search and Discovery.com
1991
Scaling Characteristics of Natural Fracture Systems, by W. C. Belfield; #90986 (1994).
Search and Discovery.com
1994
Abstract: Using Stochastic Approach to Predict Groundwater Recharge and Flood Incidences from Rainfall Data in Alabama, by E. Udoh and N. Egiebor; #90932 (1998).
Search and Discovery.com
1998
ABSTRACT: Seeing Beneath the Earth - Past, Present, and Future, by Brian Clark; #90906(2001)
Search and Discovery.com
2001
Abstract: Applications of Aeromagnetic Data to Detect the Basement Tectonics of Eastern Yemen Region, by A.A. El Khafeef, #90188 (2014)
Search and Discovery.com
2014
ABSTRACT: Establishing the Role of Geological Storage of Carbon Dioxide in Delivering a Lower Carbon Energy Future; #90013 (2003)
William J. Senior, Anthony A. Espie, Charles A. Christopher
Search and Discovery.com
... emissions from power, industry and the manufacture of hydrogen. The production of hydrogen from fossil fuels with capture and storage of CO2 provides...
2003
Abstract: Full Waveform Inversion as a Game Changer Woodsides Myanmar Experience; #90294 (2017)
Fabio Mancini, Rob Nesbit
Search and Discovery.com
... algorithm is not far away. FWI is also computationally intensive and expensive particularly in the higher frequency spectrum. However, computer power...
2017