Stochastic Analysis of Monthly Precipitation Data in Alabama

Emmanuel E. Udoh, Nosa O. Egiebor, Kafui Nyavor

GCAGS Transactions

...) was subjected to stochastic analysis using the computer program ZEITANA (Smolka, 1996, distributed by the Geology Dept., University Muenster). MATHEMATICAL...

Abstract: Application of Multiresolution Analysis in Removing Ground-penetrating Radar Noise; #90171 (2013)

Yih Jeng, Chuan-Hung Lin, Yi-Wei Li, Chih-Sung Chen, and Hsin-Han Huang

Search and Discovery.com

... in wavelet analysis for noise suppression. The MRA is a well established mathematical tool in wavelet analysis for image compression (Stollnitz et al...

Geochemical constraints on the origin and volume of gas in the New Albany Shale (DevonianMississippian), eastern Illinois Basin

Dariusz Strapoc, Maria Mastalerz, Arndt Schimmelmann, Agnieszka Drobniak, Nancy R. Hasenmueller

AAPG Bulletin

... Shale samples using Fourier transform infrared (FTIR)derived parameters and atomic H/C ratio (equation in the main text).According to equations of Berner...

Fractal characteristics of the anisotropic microstructure and pore distribution of low-rank coal

Junpeng Zou, Weizhong Chen, Diansen Yang, Jingqiang Yuan, and Yu-Yong Jiao

AAPG Bulletin

...on by using Fourier transform infrared spectroscopy, low-pressure nitrogen gas adsorption, and SEM. Zhou et al. (2018) investigated the evolution of fractu...

Natural Fractures in Coal: Chapter 5

Jay C. Close

AAPG Special Volumes

.... Dyrkacz, G. R., C. A. A. Bloomquist, and P. R. Solomon, 1984, Fourier transform infrared study of high-purity maceral types: Fuel, v. 63, p. 536-542...

Seismic Imaging Through Gas Cloud Using Borehole Seismic Walkaway Technique; A Case Example From Offshore Malaysia

Teck Kean Lim, Gunawan Taslim, Amy Mawarni M Yusoff

Indonesian Petroleum Association

... of a causal generalized Radon transform: Journal of Mathematical Physics -- January 1985 -- Volume 26, Issue 1, pp. 99-108. Hinds, R., Anderson, L...

Accuracy of the Molodensky Transformation Parameters used in Exploration and Production Industry for Transformation between Everest and WGS84 Datums; #41113 (2013)

Ghulam Mujtaba

Search and Discovery.com

... parameters from different sources are used to transform the positions of common known points from WGS84 datum to Everest datum. Transformed Everest...

Finite Difference Modeling: Part I: Become Expert in Five Minutes

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... since Newton was the president of the Royal Society. Years after Leibniz’s death, the mathematical community came to realize that Newton and Leibniz...

Reservoir Property Prediction from Seismic Inversion Attributes Using MARS; #42202 (2018)

Pedro Alvarez, Francisco Bolivar

Search and Discovery.com

... scheme (MARS) is a methodology that uses a numerical solution to estimate a mathematical expression that reproduces the aforementioned phenomena...

Bouguer Gravity Anomalies and Crustal Structure in Northwestern Mexico: Chapter 11: Part III. Regional Geophysics and Geology

Robert Wayne Schellhorn, Carlos L. V. Aiken, Mauricio F. de la Fuente

AAPG Special Volumes

... Trip Guidebook, p. 59-68. Ben-Avraham, Z., Z. Garfunkel, G. Almagor, and J. K. Hall, 1979, Continental breakup of a leaky transform: The Gulf of Elat...

Statistical Analysis of Turbidite Cycles in Submarine Fan Successions: Tests for Short-Term Persistence

Chengsheng Chen, Richard N. Hiscott

Journal of Sedimentary Research (SEPM)

... on Cyclic Sedimentation: Geological Survey of Kansas, Bulletin 169, p. 107-149. FISZ, M., 1963, Probability Theory and Mathematical Statistics: New York...

Exploration and Detection of Subsurface Water Using Broadband Electromagnetic Sensors

T. David McGlone

Environmental Geosciences (DEG)

... of direct current (DC) to 85 kHz (sample frequency of 170 kHz). A Fast Fourier Transform (FFT) was performed on the data, and the spectral results have...

Surface Prediction using Rejection Sampling to Handle Non-linear Constraints

Petter Abrahamsen, Pål Dahle, Vera Louise Hauge, Ariel Almendral-Vazquez, Maria Vigsnes

CSPG Bulletin

...st done by using the Fast Fourier Transform (FFT) that provides high speed and perfect reproduction of most covariance functions (Wood and Chan, 19...

Ultra-Deep Permian Coal Gas Reservoirs of the Cooper Basin: Insights from New Studies

Erik C. Dunlop, David S. Warner, Prue E. R. Warner, Louis R. Coleshill

Australian Petroleum Production & Exploration Association (APPEA) Journal

... signal Fourier transform process is repeated in a time-lapse manner, subtle changes to the conduit and the environment to which it is acoustically...

Nature of the Canada Basin–Implications from Satellite-derived Magnetic Anomaly Data

Patrick T. Taylor

Alaska Geological Society

... of the Arctic, in Sweeney, J. F., ed., Arctic Geophysical Review: Energy, Mines and Resources Canada, Publications of the Earth Physics Branch, v. 45, p. 51–66...

Seismic Imaging of Hidden Targets, by Bob Hardage, #40247 (2007).

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Outcrop-based reservoir characterization: A composite phylloid-algal mound, western Orogrande basin (New Mexico)

Patrick D. Doherty, Gerilyn S. Soreghan, John P. Castagna

AAPG Bulletin

... were measured using the Fourier transform infrared spectroscopy (FTIR) technique (Sondergeld and Rai, 1988). The stratigraphic, petrographic...

Extended Abstract: Defining a Geoscientist—Turning Wrong into Right

William Finley

GCAGS Transactions

... a logical order that must be adhered to if we are to transform our wrongs into rights. These techniques also ensure compliance to geologic principles...

ABSTRACT: Simulated Expert Interpretation of Data to Predict Drilling Risk on a Regional Scale, Case Study -- Brushy Canyon Formation, Delaware Basin, New Mexico

R.S. Balch, W.W. Weiss, and T. Ruan

Fort Worth Geological Society

... network's, is being developed using fuzzy logic, a relatively new mathematical treatment of imprecise or non-explicit parameters. The system employs a web...

Modeling of Devonian Shale Gas-Reservoir Performance: ABSTRACT

Fikri Kucuk, Walter Rose

AAPG Bulletin

... to predict future reservoir performance. A review of the Devonian shale modeling experience to date reveals that such a demonstration of predictive...

Analyzing Dune Foreset Cyclicity In Outcrop With Photogrammetry

Derek A. Hayes, Eric R. Timmer, Jared L. Deutsch, Michael J. Ranger, Murray K. Gingras

Journal of Sedimentary Research (SEPM)

... In-variant Feature Transform (SIFT; Lowe 2004) to detect feature points, but PhotoScan uses proprietary algorithms similar to SIFT for feature point...

A Methodology to Quantify the Volume-of-investigation in DFIT Design for Shale Gas Wells

Zhiming Chen, Hongyang Chu, Xuefeng Tang, Lingyu Mu, Peng Dong, Jiali Zhang, Haoshu Chen

Unconventional Resources Technology Conference (URTEC)

.... First, a mathematical model of DFIT with NFFMs is developed. With this mathematical model, pressure behavior is calculated during the DFIT...

Enhanced Wellbore Placement Accuracy Using Geomagnetic In-Field Referencing and Multi-Station Correction

Stefan Maus, Matthew Herzl, Shawn DeVerse

Unconventional Resources Technology Conference (URTEC)

... aeromagnetic surveys, which have been employed for over 50 years to map geology and tectonic features. Earlier IFR methods used Fast Fourier Transforms (Dean...

Function-Based Training Image Construction of Fluvial Point Bars: A Modern Analog Example From the Brazos River, Texas

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Understanding Uncertainty in Pore Pressure Prediction

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