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The AAPG/Datapages Combined Publications Database
Showing 17,675 Results. Searched 195,689 documents.
Real-time Estimation of Hydraulic Fracture Characteristics from Production Data
Mohammadali Tarrahi, Sergio Gonzales, Eduardo Gildin
Unconventional Resources Technology Conference (URTEC)
...he perturbed production observations. In our EnKF implementation, to perturb the production observations, we add an uncorrelated realization from ...
2014
Imaging of Fractures and Faults inside Granite Basement Using Controlled Beam Migration (Geophysics Paper 5)
Don Pham, Jason Sun, James Sun, Qingbing Tang, Graeme Bone, Nguyen Truong Giang
Geological Society of Malaysia (GSM)
... preparation Prior to migration, the acquired seismic data was processed through linear noise removal, demultiple, and fold and offset regularization...
2008
Subtle Discontinuity Detection and Mapping for Carbon Sequestration Assessment in the Illinois Basin
J. H. McBride, R. W. Keach II, H. E. Leetaru, W. J. Nelson
AAPG Special Volumes
... Convention, Official Program, v. 11, p. A44.Eastwood, J., and D. Clark, 2006, Attenuation and spectral decomposition: The Leading Edge, v. 25, p...
2009
Optimization of Exploration of Upper Devonian Reef Structures of the Volgograd Region
V. A. Yermakov, A. Ye. Langbort, O. G. Odoleyev, M. N. Kol’tsova
Petroleum Geology: A Digest of Russian Literature
... depression. These reefs are associated with linear tectonic structures of the clastic Devonian that formed by movement of basement blocks. They are brachy...
1981
ABSTRACT: Coarse-Grained Meander-Belt Reservoirs, Rocky Ridge Field, North Dakota, by John O. Hastings, Jr.; #91003 (1990).
Search and Discovery.com
1990
Dynamics of Unvegetated Tidal-Flat Muds: ABSTRACT
John T. Wells
AAPG Bulletin
... propagating over soft tidal-flat muds. Attenuation of wave height (without breaking) from a water depth of 15 m to 1 m indicates that there is an 87...
1980
Abstract: Geometry of Diesel Contamination Plume Controlled by Buried Fluvial Channel, San Joaquin Valley, California, by V. B. Cherven and C. L. Hebbron; #90920 (1999).
Search and Discovery.com
1999
Abstract: Low-Frequency Hydrocarbon Microtremors: Theory and Seismic Attributes, by Stefan Schmalholz, Erik Saenger, Yuri Podladchikov, and Robert Habiger; #90077 (2008)
Search and Discovery.com
2008
Using Reflected Phases to Improve Depth Resolution of Microseismic Source Locations from Single-Well Observations
James Rutledge, Nobukazu Soma
Unconventional Resources Technology Conference (URTEC)
... is implemented in a relative mapping technique where a subset of high signal-to-noise ratio (SNR) events are more accurately mapped by including...
2013
Identification of Fracture Zone in Field A Using Maximum Entropy Method
Aditya T. Pratama, Leonard J.I. Lisapaly
Indonesian Petroleum Association
... Maximum entropy method is a technique which enhances the resolution and signal/noise ratio of any measure on a given system, using certain a-priori...
2005
Seismic Detection of Overpressuring and Fracturing: An Example from the Qaidam Basin, People’s Republic of China
Robert J. Paul
Southeast Asia Petroleum Exploration Society (SEAPEX)
..., 1984, Geology of the Chaidamu Basin, Qinghai Province, Northwest China: U.S. Geological Survey Open-File Report 84–413. Loinger, E., 1983, A Linear...
1990
Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra
Soman Chacko
Indonesian Petroleum Association
... this a very difficult task indeed. Seismic amplitudes are affected by various forms of filtering, and by attenuation, event interference, random...
1986
Abstract: Azimuthal Simultaneous Elastic Inversion; #90172 (2014)
Jon Downton, Benjamin Roure
Search and Discovery.com
...-shaped crack model (Hudson et al., 1981) or linear slip deformation (LSD) theory (Schoenberg and Sayers, 1995) are explored. After describing...
2014
Abstract: 5D Interpolation and Regular Upsampling: Ill-suited or Fit-for-purpose?; #90187 (2014)
Mike J. Perz and Peter W. Cary
Search and Discovery.com
..., 2012, Convergence improvement and noise attenuation considerations for beyond alias projection onto convex sets reconstruction: Geophysical...
2014
Abstract: Deterministic Marine Deghosting: Tutorial and Recent Advances; #90224 (2015)
Mike J. Perz and Hassan Masoomzadeh
Search and Discovery.com
..., where the presence of both source and receiver ghosts conspire with anelastic attenuation to drastically reduce the effective frequency content...
2015
High Resolution Passive Seismic Tomography- a NEW Exploration Tool for Hydrocarbon Investigation, Recent Results from a Successful Case History in Albania, #40729 (2011)
Nikos Martakis, Akis Tselentis, Parakevas Paraskevopoulos
Search and Discovery.com
... to improve the signal-to noise ratio. We covered a plateau of an area of approximately 1,000 km2, where there is strong attenuation in conventional...
2011
Seismic Screening for Hydrocarbon Prospects Using Rock-Physics Attributes, #41608 (2015)
Per Avseth, Tor Veggeland
Search and Discovery.com
... and uncertainties • • • • • • • • • • • • • • • • Data quality (noise, multiples, imaging issues, processing artifacts) Overburden effects Offset to angle...
2015
Accelerated augmented Lagrangian full-waveform inversion based on truncated randomized singular value decomposition
Jiahang Li, Hitoshi Mikada, Junichi Takekawa
International Meeting for Applied Geoscience and Energy (IMAGE)
... changing the objective function, the function convexity can be enhanced, and the purpose of reducing the computational effort and suppressing noise can...
2023
ABSTRACT: Genesis of mass wasting seismic facies deduced by CAT-scan analysis; #90013 (2003)
MATHIEU JACQUES DUCHESNE, BERNARD FRANCOIS LONG
Search and Discovery.com
...-rays linear attenuation coefficients distribution maps of the various core sections over their longitudinal axis. The topogram imagery shows a 2-D...
2003
Seasat Orbital Radar Imagery for Geologic Mapping: Tennessee-Kentucky-Virginia
J. P. Ford
AAPG Bulletin
...). Linear features that correspond with mapped faults are shown in heavy lines. Other linear features are geologically uncorrelated. End_Page 2080...
1980
Seismic Modeling of Reservoir Heterogeneity Scales: An Application on Gas Hydrate Reservoirs
Search and Discovery.com
..., and their integration play a significant role in seismic wave propagation. Synthetic reflections imply that the strong attenuation observed in the field data...
2013
Surface and Near-surface Geochemical Detection of Gas Microseepage from CO2 Sequestration and CO2-EOR Projects
Ronald W. Klusman
Search and Discovery.com
... noise, An understanding of the noise is essential if the deep signal is to be discovered. Conclusions Monitoring protocols will need...
2010
Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales
Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui, Anton Padin, Bryan McDowell
Unconventional Resources Technology Conference (URTEC)
... and attenuation in order to determine the dominating flow mechanisms in shales and their stress dependence for productivity enhancement. Nano-scale SEM...
2016
Fractured Basement Reservoir Characterization for Fracture Distribution, Porosity and Permeability Prediction; #41106 (2012)
Marie Lefranc, Sherif Farag, Laurent Souche, and Agnes Dubois
Search and Discovery.com
... in the image is based on morphology operations. Mathematical morpho logy is a non-linear theory that provides a tool for investigating geometric...
2012
Abstract: Recovering Low Frequencies for Impedance Inversion by Frequency Domain Deconvolution; #90224 (2015)
Sina Esmaeili and Gary Frank
Search and Discovery.com
... data in the recorded data. The question is, can we otherwise suppress low-frequency noise without wasting good information? Waters (1978) described...
2015