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The AAPG/Datapages Combined Publications Database
Showing 18,799 Results. Searched 200,357 documents.
Optical Methods and Equipment for Processing Geophysical Data: ABSTRACT
Arthur L. Ingalls
AAPG Bulletin
.... In spectral analysis 2-dimensional data may be analyzed to obtain the power spectral density for the whole area of interest, or spectrum analysis may...
1965
Abstracts: Empirical Mode Decomposition and Robust Seismic Attribute Analysis; #90173 (2015)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
... the suitability of empirical mode decomposition (EMD) for the seismic attribute analysis and time-frequency analysis. EMD decomposes a seismic signal...
2015
Abstract: Achieving a Broadband Seismic Image: a 3D Dispersed Source Array Case Study; #91204 (2023)
Mohammed Almubarak, Woodon Jeong, Constantinos Tsingas
Search and Discovery.com
... to generate and emit adequate energy at the low and high end - especially the low - of the frequency spectrum. To alleviate this issue, increasing...
2023
Full Spectrum Gravity --- Improving AGG Data Quality at Both Ends of the Spectrum
Chris van Galder, Mark Dransfield
Petroleum Exploration Society of Australia (PESA)
...Full Spectrum Gravity --- Improving AGG Data Quality at Both Ends of the Spectrum Chris van Galder, Mark Dransfield Full Spectrum Gravity – Improving...
2016
An Integrated Approach on Carbonate Reservoir Evaluation by Combining Borehole Image and NMR Logs - A Case Study in Ordovician Carbonate, East China (Poster 2)
Hou Huijun, Yun Huayun
Geological Society of Malaysia (GSM)
... and pore size Borehole images can be converted into porosity frequency distribution spectrum by using the Archie formula with the image that is scaled...
2006
Abstract: Estimation of Group Velocity using Slant Stack Generalized S Transform Based Method; #90174 (2014)
Roohollah Askari, Robert J. Ferguson, and Kristof DeMeersman
Search and Discovery.com
... for the estimation of the group velocity. The slant stack generalized S transform based method uses the slant stack idea in the time-frequency domain based...
2014
Intricate Seismic Time-Frequency Analysis in Kujung Patch Reef, Northeast Java Basin
Haryono Haryanto, Erik Yogapurana, Aditya Kusuma
Indonesian Petroleum Association
...Intricate Seismic Time-Frequency Analysis in Kujung Patch Reef, Northeast Java Basin Haryono Haryanto, Erik Yogapurana, Aditya Kusuma IPA16-59-G...
2016
Abstract: Techniques for Imaging 4th- and 5th-Order Shelf Sequences in 3-D Seismic Data: Miocene, South Texas Gulf Coast, by B. Johnson, O. C. Ogiesoba, and U. Hammes; #90090 (2009).
Search and Discovery.com
2009
Abstract: The Application of Data Conditioning, Frequency Decomposition and RGB Colour Blending in the Gohta Discovery (Barents Sea, Norway); #90254 (2016)
Syed Fakhar Gilani, Luis Gomez
Search and Discovery.com
... of both the low and the high frequencies, aiming for a white spectrum. Frequency decomposition and RGB blending were applied to the enhanced data, using...
2016
Abstract: Mono Frequency Overburden Normalization Approach Application Revealing the Stratigraphic Permian Gas Prospectivety in Saudi Arabia; #90254 (2016)
Taher M. Sodagar
Search and Discovery.com
...Abstract: Mono Frequency Overburden Normalization Approach Application Revealing the Stratigraphic Permian Gas Prospectivety in Saudi Arabia; #90254...
2016
Linear Model for Low Frequency Pore Liquid Oscillations Observed in Hydrocarbon Microtremor Analysis (HyMAS)
Search and Discovery.com
N/A
Development of offshore microtremor array exploration
Yoshikazu Matsubara, Mikihiro Imai, Akeshi Hiraide
International Meeting for Applied Geoscience and Energy (IMAGE)
... the spectrum diagrams and phase-velocity frequency images of typical points on the Sea of Japan side of the Japanese archipelago. The spectrum diagrams...
2022
Nonuniform dispersed source arrays for broadband seismic acquisition
Joaqun A. Acedo, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... potential advantages: (1) every unit is simpler and takes care of a specific sub-band within the total seismic frequency spectrum; (2) emission...
2023
Fractured Volcanic Reservoir Characterization: A Case Study in the Deep Songliao Basin,#10584 (2014)
Desheng Sun, Ling Yun, Gao Jun, Xiaoyu Xi, Jixiang Lin
Search and Discovery.com
... reflect more geologic information of volcanic reservoirs than full spectrum data. The different discrete frequency curvature attribute maps show that low...
2014
Thin Layer Imaging by Wavelet Transform Enhancement
Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama
Indonesian Petroleum Association
... the adjacent lower sub-band. The seismic signal has an inherent finite bandwidth, meaning that it always has a smooth transition in time and frequency...
2013
Abstract: Exploring Potential Applications of Gaussian Ball Filters in Sharpes Hollow Cavity Model; #90224 (2015)
Christopher C. Petten and Gary F. Margrave
Search and Discovery.com
... a spectrum that has three main features. These features include: (1) a low-frequency roll-off in the frequency spectra, (2) the overall amplitude response...
2015
Fracture Detection Interpretation Beyond Conventional Seismic Approaches
Clifford Kelley, Gary Jones, IHS Geoscience Product Management Team
Unconventional Resources Technology Conference (URTEC)
... for detailed analysis within the seismic volume is 1.8 to 2.65 seconds. The frequency spectrum of the data falls between 5 and 70 Hz. The dominant frequency...
2013
Abstract: Inserting Stratigraphic Deconvolution into the Possessing Flow to Improve the Resolution of AVO; #90172 (2014)
Norm Kalmanovitch
Search and Discovery.com
..., this reflectivity sequence is convolved with a wavelet that is limited in frequency and has a distorted phase spectrum. A cross correlation...
2014
Passive Seismic Techniques, by Bob Hardage, #40319 (2008)
Search and Discovery.com
2008
Abstract: Borehole Vibration Response to Hydraulic Fracture Pressure; #90187 (2014)
Andy St-Onge, David W. Eaton, and Adam Pidlisecky
Search and Discovery.com
... offset from a horizontal well that was being stimulated. A representative frequency-amplitude spectrum for trace 1 is AAPG Search and Discovery Article...
2014
Delineation of CBM Reservoir Using Sparse Layer Inversion: Tanjung II CBM Field Case Study
Sunarli Ardi, Hanif Widya Nugraha, Shabrina Paramitha, Dian Larasati, Gathuk Widiyanto, Dinda Larasati Rahmani, Alfian Usman
Indonesian Petroleum Association
... contaminated by noise and has a limited frequency spectrum affecting the obtained seismic resolution. Low-resolution seismic are not optimal for interpretation...
2017
Using the amplitude spectrum to characterize cable coupling of DAS traces
Jiuxun Yin, Takashi Mizuno, Joel Le Calvez
International Meeting for Applied Geoscience and Energy (IMAGE)
... calculate the amplitude spectrum for each trace. Band-pass filtering based on the source frequency components is necessary to eliminate common noise...
2024
The Origin of Shape Frequency Distributions and the Relationship Between Size and Shape
Robert Ehrlich, P. Jeffrey Brown , Jeffrey M. Yarus , Robert S. Przygocki
Journal of Sedimentary Research (SEPM)
...The Origin of Shape Frequency Distributions and the Relationship Between Size and Shape Robert Ehrlich, P. Jeffrey Brown , Jeffrey M. Yarus , Robert...
1980
Clari-Fi: Broadband Data from Conventional Streamer Acquisition
Nic Woodburn, Tom Travis, Hassan Masoomzadeh, TGS
GEO ExPro Magazine
..., transmission, mode conversion, etc. An important feature of broadening the spectrum in Step 1 is that more accurate measurements of the effective Q...
2012