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The AAPG/Datapages Combined Publications Database
Showing 1,264 Results. Searched 200,639 documents.
Case History of Successful Hydraulic Fracturing in Northern Sumatra
Mustiko Saleh, Byung O. Lee, S. M. Sitompul, A. Fauzi, A. Sardjono
Indonesian Petroleum Association
... smoothing of the pressure derivative data was considered acceptable. From the log-log plot of Fig. 15, we could observe indications of pseudo-radial...
1987
Acquisition and Interpretation of Horizontal Well Logs
Kyel Hodenfield, Bill Scanlan
Pacific Section of AAPG
... Weiner filter attenuates high frequency noise with minimum smoothing at lower frequencies. To the Weiner filter, a “notch” filter was added...
1992
Integration of Depth Conversion, Seismic Inversoin and Modeling Over The Belida Field, South Natuna Sea Block "B", Indonesia
Patrick Jonklaas
Indonesian Petroleum Association
... and their time distortions do exist they have not yet been identified or mapped. Should such features be found an interval velocity and smoothing...
1991
Critical Parameters in Basin Modeling of Bungamas PSC, South Sumatra Basin
Sena W. Reksalegora, Putri Riadini
Indonesian Petroleum Association
... Talang Akar depth structure map. Faults were simplified and smoothing was done to produce a geologically benign structure map. There are only a limited...
2013
Elastic FWI for large impedance contrasts
Zedong Wu, Zhiyuan Wei, Zhigang Zhang, Jiawei Mei, Rongxin Huang, Ping Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... the salt halo, which appears as a smoothing effect of the salt boundary, inflicts little adverse impact on the overall model kinematics and, thus...
2022
Early Neogastroplites, Fort St. John Group, Western Canada
P. S. Warren, C. R. Stelck
CSPG Bulletin
... develops. On N. cornutus wilderensis (40860a) the nodes only, are left prior to smoothing. The younger specimen (40860b) preserved in the aperture...
1969
Pinnacle Reefs, Their Gravity Response
Edward F. Haye
Tulsa Geological Society
..., it has been eliminated by the smoothing, ignoring the stations that fall within it. Plate 12. For the purpose of trying to determine the amplitude...
1968
Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation
Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... for ES-FWI using a crude 1D initial model. We build the smooth initial model of VP0 by smoothing the true model with a Gaussian filter of correlation...
2023
Shongaloo Field: A Recent Smackover (Jurassic) Discovery in the Arkansas-Louisiana State Line Graben
William D. DeMis and Jeffrey V. Milliken
Houston Geological Society Bulletin
..." through east-west trending "B-0" isopachs demonstrates the gradual "smoothing" and southward progradation of the Smackover shorelines through time...
1995
Impact of Reservoir Heterogeneity on Steamflood Performance
M. Kumar
Indonesian Petroleum Association
... that for a given heterogeneous geologic description, the level of smoothing of geological properties on flow results is process dependent.14 The effect...
1993
Midplate Continental Margin Geosynclines: Growth Processes and Quaternary Modifications
David G. Moore, Joseph R. Curray
Special Publications of SEPM
... in smoothing topography are reported and modifying deposition of sedi by the fact that mi nor channels or distributaries are generally not recorded off...
1974
Quantitative FWI characterization of reservoir properties at the CMC Newell County Facility
Qi Hu, Matthew Eaid, Scott Keating, Kristopher Innanen, Xiaohui Cai
International Meeting for Applied Geoscience and Energy (IMAGE)
... use is 10 Hz and the maximum frequency is 25 Hz. The initial models are created by smoothing the well logs. Due to limited aperture, we only...
2023
Underbalanced, Horizontal Coal Seam Gas Development in Australia A Case History
Julmar Shaun S. Toralde, Chad H. Wuest
Unconventional Resources Technology Conference (URTEC)
... to be highly effective in smoothing out downhole pressure fluctuations, although the annulus pressure on surface was noted to fluctuate by up to 250psi...
2015
Irian Jaya-Papua New Guinea Hydrocarbon Exploration: Constraints from Regional Distribution of Geothermal Gradients and Heat Flow
John D. Pigott
Indonesian Petroleum Association
... (weighting factor of two), an octant search method for the ten nearest points, and cubic spline smoothing to fill in data-sparse areas (methods...
1994
Data selection for velocity model estimation using a circular shot OBN survey
Felipe T. Costa, Sergio L. E. F. da Silva, Ammir A. Karsou, Felipe Capuzzo, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...://doi.org/10.1190/1.1444597. Trinh, P. T., R. Brossier, L. Métivier, J. Virieux, P. Wellington, 2017, Bessel smoothing filter for spectral-element mesh...
2023
Kraken 3DAcquisition to Interpretation on the Edge of the Browse
Jarrod Dunne
Petroleum Exploration Society of Australia (PESA)
... correction map. Additional smoothing was also applied to other interpreted events to reduce the imaging influences and produce more geologically sensible depth...
2016
Environmental & Engineering Geology of the Wasatch Front Region; Frontmatter
William R. Lund
Utah Geological Association
... on the “Future of the Utah Geological Society” that recommended merger. In the months that followed, he was very active in planning and smoothing...
1995
AMS: A Petrofabric Tool to Measure Fabric Anisotropy Across Shale Units
Gerhard Heij, Douglas Elmore, Jennifer Roberts, Alex K. Steullet, Shannon A. Dulin, Sarah Friedman
Unconventional Resources Technology Conference (URTEC)
... coercivity; Hcr = remanent coercivity; SD = single-domain; PSD = pseudo-single domain and MD = multi-domain. (D) FORC diagram (smoothing factor = 8...
2015
Sample Ordering--A New Statistical Technique for Paleoecological Analysis
Daniel E. Shier
GCAGS Transactions
... positions by one or more applications of a smoothing routine. This routine checks all the available slots for each sample, and if an improved fit can...
1978
The geology of Kudat Peninsula, Sabah: New insights from field geology and subsurface interpretation
Nabilah Mohamed Zainuddin, Siti Nur Fathiyah Jamaludin, Choong Chee Meng, Mohd Suhaili Ismail
Geological Society of Malaysia (GSM)
..., thus, an improvement was done to these seismic data by applying structural smoothing attribute to increase the continuity of the reflector (Abdul...
2019
Regional exploration of crustal structures from long-offset OBN data by extended-source FWI
Gaoshan Guo, Stéphane Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
... models: the first one is generated by smoothing the true model with a Gaussian filter of correlation lengths 1.8 km× 4.2 km (Figure 1b). This model...
2024
Audiomagnetotelluric Investigation of Snake Valley, Eastern Nevada and Western Utah
Darcy K. McPhee, Keith Pari, Frank Baird
Utah Geological Association
... of Rodi and Mackie (2001) for a range of starting models having many variations of regularization and smoothing parameters (Geosystem, 2005). Several...
2009
Comparison of Seismic Reconvolution and Gabor Deconvolution in Improving Seismic Images to Detect Local Fluid Trapping
Madaniya Oktariena, Wahyu Triyoso
Indonesian Petroleum Association
... in Gabor domain. The smoothing process aims to remove all possible additional non-signal information that is attached to reflectivity. Hyperbolic smoother...
2016
Graphic Representation of Chemical Weathering
Parry Reiche
Journal of Sedimentary Research (SEPM)
... has been exercised in smoothing the lime and magnesia curves in the figure, the values for these two being erratic, due presumably, to slight source...
1943
Full-waveform inversion with time-dependent receiver-extension: An efficient inner loop optimization
Mustapha Benziane, Romain Brossier, Ludovic Métivier, Serge Sambolian
International Meeting for Applied Geoscience and Energy (IMAGE)
... density from this model is used as well, although it is not shown). The starting velocity model is obtained using strong Gaussian smoothing...
2024