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The AAPG/Datapages Combined Publications Database
Showing 216 Results. Searched 200,357 documents.
The Power of Multiple Seismic Attributes in Revealing Geologic Understanding, By, W.E. Johnson, R.O. Louden, D.D. Lehman, and D.L. Edwards, #40067 (2003)
Search and Discovery.com
2003
Populations, Trends, and Cycles in Combined-Flow Bedforms
Indranil Banerjee
Journal of Sedimentary Research (SEPM)
....) The autocorrelation function for the data was computed using the method outlined by Chestnut (1966). The autocorrelation value has no units and varies...
1996
Computer Mapping: A Review of What is Available and What is Useful for Exploration Purposes
Nigel M. Waters
CSPG Bulletin
... Autocorrelation: London, Pion, 178p. Cubitt, J. M. and Henley, S., 1978, Statistical analysis in geology: Benchmark Papers in Geology, v. 37, Dowden, Hutchison...
1981
Absence of evidence of climate-driven cycles in Carboniferous deposits of Joggins, Nova Scotia, Canada: influence of salt withdrawal tectonics on deposition and pedogenesis
Yohan Letourmy, Steven G. Driese, Justin R. Sims
Journal of Sedimentary Research (SEPM)
... with no autocorrelation. This is surprising because it indicates that when facies 2 is observed at one location, it is no more likely to be observed...
2021
Forecasting the Domestic Utilization of Natural Gas in Nigeria (2015 2020)
J. J. Adaji, R. U. Onolemhemhen, S. O. Isehunwa, A. Adenikinju
Africa Energy and Technology Conference, 2016
... measure of goodness of fit for a model suitability. 4.4.The F-statistic, Intercept and Autocorrelation result The F-statistic result (127.1194...
2016
Recognition of cyclicity in the petrophysical properties of a Maastrichtian pelagic chalk oil field reservoir from the Danish North Sea
Morten Stage
AAPG Bulletin
... autocorrelation function to produce the power spectrum, which displays the spectral content of the data series (Stage and Nielsen, 1999). The initial...
2001
Identification of Fracture Zone in Field A Using Maximum Entropy Method
Aditya T. Pratama, Leonard J.I. Lisapaly
Indonesian Petroleum Association
... the spectrum is the Fourier transform of the autocorrelation function (Baert, 1995) : (1.6) Where φ x (k ) are the 2K+1 known autocorrelations (− K ≤ k...
2005
Physics of Marine Orogenesis
A. E. Scheidegger
CSPG Bulletin
... that if continental drift exists, it could be explained by a randomwalk model with autocorrelation. The basic data that are to be explained are as follows...
1958
Characterization of underground structures on Earth and on Mars using ambient seismic vibrations
Manuel Hobiger
International Meeting for Applied Geoscience and Energy (IMAGE)
..., such as the spatial autocorrelation method (SPAC; Aki, 1957), the frequency-wavenumber method (FK; Lacoss et al., 1969), the high-resolution frequency-wavenumber method...
2022
Development of offshore microtremor array exploration
Yoshikazu Matsubara, Mikihiro Imai, Akeshi Hiraide
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and b) Phase-velocity frequency images and estimated dispersion curve (Red dot) of observed array data. The spatial autocorrelation (SPAC) method...
2022
Codes and Ciphers Simultaneous: Source Separation: PART II
Johan O. A. Robertsson, Dirk-Jan Van Manen, Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... be decoded. correlation between two (infinite) random sequences is zero whereas the autocorrelation is a spike. It is deterministically mapped onto known...
2016
Application of deghosting method based on Greens theorem in reservoir description of Bohai Bay
Shaoxuan Li, Jiangfeng Zheng, Lei Gao, Zhiping Zhao
International Meeting for Applied Geoscience and Energy (IMAGE)
...𝜋𝜋𝜋𝜋 ∬𝑆𝑆 𝐹𝐹 �𝑡𝑡 − 𝑐𝑐 𝑟𝑟𝑒𝑒𝑒𝑒 𝑐𝑐 �∙ 𝐜𝐜𝐜𝐜𝐜𝐜 𝜃𝜃 2 𝑟𝑟𝑒𝑒𝑒𝑒 𝑑𝑑𝑑𝑑 Figure 1: Conventional seismic profile (a), amplitude spectrum (b), and autocorrelation profile...
2022
Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia
Mike Hartley, Shuo Ji, Alex Browne
Petroleum Exploration Society of Australia (PESA)
... on an autocorrelation of the near trace data. Both methods of water-bottom picking were tested for this survey and results were very similar. Multiple Modelling...
2016
Bayesian variational auto-encoder for seismic wavelet extraction
Ammar Ghanim, Ricard Durall, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
... approach in case of lack of well-data is to use the autocorrelation of the seismic traces to produce a zero-phase statistical wavelet, which could...
2023
Methods of estimating wavelet stationarity, stabilizing non-stationarity, and evaluating its impact on inversion: A synthetic example using SEAM II Barrett unconventional model
Jesse Buckner, Michael Fry, Joe Zuech, Peter Harris, Bill Shea
International Meeting for Applied Geoscience and Energy (IMAGE)
... an autocorrelation of each trace over a background time window and convert it to an amplitude spectrum. Again, we select a pilot CDP as reference. Once computed...
2023
Adaptive regularization parameter estimation in image domain least-squares migration
Shen Sheng, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... , where Rss is the autocorrelation of the source wavelet, and its argument τ is the delayed time, the integral variable ξ stands for the source...
2024
Application of high-end seismic imaging technologies for field development in NWS Australia
Min Lee Chua, Kai Zhao, Narcisa Lazarescu, Wai King Yong, Sergey Birdus, Alexey Artemov, Xiang Li
Petroleum Exploration Society of Australia (PESA)
... is the autocorrelation. Furthermore the simultaneous adaptive subtraction is done in the 3D curvelet domain: the sailline data (shot/channel/time) is transformed...
2019
A Comprehensive Approach to Water Volume Estimation in Unconventional Shale Reservoirs Through Physics-Informed Statistical Modeling
Bo Gong, Aygul Kostinovsky, Mehrnoosh Saneifar, Luisa Crousse, Mason Edwards
Unconventional Resources Technology Conference (URTEC)
... location and encountered formations, with approximately 15% for testing. This division was done by well to mitigate bias from autocorrelation...
2024
Overview of Exploration Geophysics: Recent Breakthroughs and Challenging New Problems: Hydrocarbons
B. S. Flowers
AAPG Special Volumes
... autocorrelation. In either method of modeling, the periodicity and amplitude of the multiples change with time and distance, respectively. Moreover...
1976
3.2 Basement Involved: 3.2.1 Crustal Profiles: COCORP Deep Seismic Profiles Across the Wind River Mountains, Wyoming
AAPG Special Volumes
... with an operator of 560 msec was useful in removing some multiple energy, autocorrelation studies show that significant multiple reflections, generated wit...
1983
Overview of Exploration Geophysics--Recent Breakthroughs and Challenging New Problems
B. S. Flowers
AAPG Bulletin
... model derived from the periodicity of multiply reflected events through autocorrelation. In either method of modeling, the periodicity and amplitude...
1976
Abstract: Transmission Imaging: Moving Source Offset VSP (MSOVSP) Case Study; #90172 (2014)
Emmanuel Bongajum, Bernd Milkereit, Douglas Schmitt
Search and Discovery.com
... et al. (1988). ii) Transmission wavefield modeling and imaging We use the von karman autocorrelation function as described by Geoff & Jordan (1988...
2014
Abstract: Reflectivity Color Correction in Gabor Deconvolution; #90211 (2015)
Carlos Montana and Gary Margrave
Search and Discovery.com
...) The autocorrelation shows nonwhite character, evidenced by the presence of significant negative values at small lags. (c): The amplitude spectrum of the reflectivity...
2015
High-Resolution Variograms from Optical Borehole Imaging for Borehole-Scale Geostatistical Rock Simulation and Lattice Boltzmann Flow Simulation in High-Permeability Carbonates; #120091 (2013)
Michael C. Sukop and Kevin J. Cunningham
Search and Discovery.com
... with only slight anisotropy in the horizontal direction. The vertical variograms show strong short-range autocorrelation out to a lag of about 0.5 m...
2013
Linking Channel-Margin Bed Thickness to Hydrodynamics in the Tidally Influenced Fraser River, British Columbia; #50879 (2013)
Andrew La Croix, Shahin Dashtgard, and James MacEachern
Search and Discovery.com
... extends landward of turbidity max Seasonal Cyclicity in Fraser River IHS Autocorrelation, Fourier… Qualitative cyclicity in structure...
2013