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The AAPG/Datapages Combined Publications Database
Showing 8,928 Results. Searched 200,630 documents.
Deep Convolutional Neural Networks for Seismic Salt-Body Delineation; #70360 (2018)
Haibin Di, Zhen Wang, Ghassan AlRegib
Search and Discovery.com
..., 2014a, Gray-level transformation and Canny edge detection for 3D seismic discontinuity enhancement: Computers & Geosciences, 72, p. 192-200. Di, H...
2018
Basement Structure Offshore Dahomey Basin, Nigeria: New Insights from Aeromagnetic and 3D Seismic Interpretation; #42580 (2023)
Eze Okoro, Jibrin Babangida, Mosto Onuoha
Search and Discovery.com
... The HRAM data was subjected to structural enhancement filtering including first vertical derivative (FVD), tilt derivative (TDR) and total horizontal...
2023
Mid-Paleozoic Trilobite Lagerstätten: Models of Diagenetically Enhanced Obrution Deposits
Carlton E. Brett, James J. Zambito IV, Brenda R. Hunda, Eberhard Schindler
PALAIOS
...-related climatic cycles, then diagenetic enhancement also may reflect a regular, periodic signal. In more continuously deposited successions...
2012
Color Blending on Spectral Decomposition Method for Delineating Geological Features
Garda Erlangga, Kahvi Afafa, Sudarmaji
Indonesian Petroleum Association
... resolution in non-stationer signal. Keywords: spectral decomposition, RGB color blending, geological features * University of Gajah Mada © Spectral...
2013
Inverse 4D seismic timeshifts: How much do our reservoirs rebound?
Jan Stammeijer, Duane Mikulencak, Chen Bao
International Meeting for Applied Geoscience and Energy (IMAGE)
... to indicate a later seismic arrival time of the Top Reservoir event on a Monitor survey. Such a signal combines the effects of stretch and velocity reduction...
2023
Five Vintages of 3D Seismic over the Nelson Field of EP Europe UK: Is it Really Feasible to Obtain a Consistent 4D Signal?
Jos B. M. Lutz, Jonathan Brain, Jan W. de Maag, Nico Kremers, Steffen Bergler, and Richard Rogers
GCAGS Transactions
...Five Vintages of 3D Seismic over the Nelson Field of EP Europe UK: Is it Really Feasible to Obtain a Consistent 4D Signal? Jos B. M. Lutz, Jonathan...
2008
Abstract: Generalized Frames for Gabor Operators in Seismic Imaging; #90172 (2014)
Michael P. Lamoureux, Gary F. Margrave, Peter C. Gibson
Search and Discovery.com
... and Peter C. Gibson York University, Toronto ON Canada Summary Gabor methods deal with nonstationarity in seismic signals by decomposing a signal...
2014
Sedimentology and Accommodation Cycles of Paris Basin Campanian Chalk: The Key to High-Resolution Stratigraphy and Seismic Signature
Monique Mettraux, Peter Homewood, Anne Schwab, Francois Guillocheau
Special Publications of SEPM
... of the chert layers on the seismic signal has never been investigat ed although previous work Kristensen et aI 1995 has shown that a hardground within...
1999
Geophysical Interpretation of Pinedale Field
Sally G. Zinke
AAPG Special Volumes
.... In the case of seismic data, the tradeoff is the expression of the physical implications of signal attenuation, that is, the decrease in seismic signal...
2014
Complex Electrical Conductivity of Mudrocks and Source-Rock Formations Containing Disseminated Pyrite
Siddharth Misra, Carlos Torres-Verdin, Dean Homan, John Rasmus,
Unconventional Resources Technology Conference (URTEC)
... tool, WCEMIT measurements have both a resistive (R-signal) and a reactive component (X-signal). We analyze tool measurements (R- and X-signal) using...
2015
Magnetotellurics (MT): Technique, Interpretation, and Application, Karen Rae Christopherson, Search and Discovery Article #40025, 2001
Search and Discovery.com
N/A
Remote Sensing for Analysis of Mine Subsidence and Mine Wastes
Douglas C. Peters, K. Eric Livo, Phoebe L. Hauff
Environmental Geosciences (DEG)
... interpretable images. Contrast enhancement was used, before putting the images on film, to maximize their spatial and spectral detail. Both single-band...
1996
Application of Precise Acoustic Positioning Techniques During the Development of the Liuhua Field in the South China Sea
John D. Hughes, Nigel C. Kelland
Southeast Asia Petroleum Exploration Society (SEAPEX)
... on the seabed as the rig heaved. When the bit bag was on or near the target bag placed by the ROV, the casing could be spudded. This visual enhancement...
1996
Seismic Stratigraphy and Hydrocarbon Potential of the Strike-Slip Sackville Sub-Basin, New Brunswick
A. Tom Martel
CSPG Special Publications
... of the seismic signal. In contrast, a series of horizontal, high-velocity, mafic flows sandwiched between basement, felsic extrusives and sediments should...
1987
Characterizing the Seismic Response of Naturally Fractured Basement Reservoir in Sumatra Area: Towards an Efficient Seismic Exploration Strategy
Pongga Wardaya, Vida Irine Rossa, Erlangga Septama, Richie Rahmat Pratama, Rusalida Raguwanti
Indonesian Petroleum Association
... give a false signature in the seismic signal recorded by the receivers. Since the wavelength is proportional to frequency, and the seismic source...
2021
Imaging of Cathodoluminescence Zoning in Calcite by Scanning Electron Microscopy and Hyperspectral Mapping
Martin R. Lee, Robert W. Martin, Carol Trager-Cowan, Paul R. Edwards
Journal of Sedimentary Research (SEPM)
... is increased such that CL emission from a given point makes a negligible contribution to the total signal from subsequent points. The dwell-time required to form...
2005
A case study of cavity excitation method for seismic acquisition in the limestone outcrop area of eastern Sichuan, China
Xiaoyang Wang, Min Li, Xiaobin Zhang, Shuqin Li, Zhichao Yang, Longjiang Jing, Zhen Yang, Yanfa He, Xiaohong Zhao, Mingyi Li, Hao Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... in natural gas resources and is the basin with the most potential for natural gas exploration and development in China. The problems of low signal...
2022
Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin
Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama
Indonesian Petroleum Association
...’ of a seismic signal, aims to characterize the time-dependent frequency response of subsurface rocks and reservoirs. One of the methods for computing a time...
2008
Changes in Porosity and Organic Matter Phase Distribution Monitored by NMR Relaxometry Following Hydrous Pyrolysis Under Uniaxial Confinement
Kathryn E. Washburn, Justin E. Birdwell, Michael D. Lewan, Michael Miller
Unconventional Resources Technology Conference (URTEC)
... of this hydrogen relaxes too quickly to be measured by LF-NMR equipment, but some of the signal from organic solids can be detected. Therefore, to adequately...
2013
Broadband 4D Seismic Provides New Level of Detail
Yulia Biryaltseva, Tor Vegar Mårdalen, Per-Harald Saure-Thomassen, Marta Wierzchowska, Anastasiya Tantsereva, Julien Oukili
GEO ExPro Magazine
... Tantsereva, Julien Oukili Broadband 4D Seismic Provides New Level of Detail Understanding new details in the 4D seismic signal uncovered by a broadband...
2020
Simultaneous source acquisition, accuracy, and deblending
Ray Abma
International Meeting for Applied Geoscience and Energy (IMAGE)
... Separating the signal and the interference requires that the signal be coherent and the interference be incoherent. This requires the source times...
2024
Full Wave Acoustic Logging: Some Examples
John W. Minear
Southeast Asia Petroleum Exploration Society (SEAPEX)
... is available in the acoustic signal. The objective of full-wave acoustic logging is to use more of this information to determine formation properties. Full...
1984
Assessment of the permanent seismic sources for borehole seismic monitoring applications: CO2CRC Otway Project
Sinem Yavuz, Julia Correa, Roman Pevzner, Barry Freifeld, Todd Wood, Konstantin Tertyshnikov, Sofya Popik, Michael Robertson
Petroleum Exploration Society of Australia (PESA)
... signal. Furthermore, permanently installed distributed acoustic sensing (DAS) in the wells allowed us to evaluate their long-term applicability...
2019
Revealing a Shaly (Tight) Sand Reservoir's Distribution by Applying an Untapped Sub-Frequency Combination Method: A Case Study in the West Jambi II Block, South Sumatra Basin
Indra Luthfiana, C. Maya Resha Tuhar, Endi Erfanto, Randy Condronegoro, Hendra Niko Saputra, Abghia Dini Fanzuri, Yan Wijaya, Totok Parafianto
Indonesian Petroleum Association
... sub band frequencies. A number of potential sub band frequencies were selected based on a 1D signal analysis (Complex CWT) where the results from sub...
2018
Uncertainty in Surface Microseismic Monitoring; #41258 (2013)
Mike Mueller, Michael Thornton, and Leo Eisner
Search and Discovery.com
... to illustrate the performance characteristics of the migration process in terms of signal detection and false-alarm rates, along with uncertainties...
2013