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The AAPG/Datapages Combined Publications Database

Showing 182 Results. Searched 195,372 documents.

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Memorial: Louis Joseph Wilbert, Jr. (1919-1953)

Grover E. Murray

AAPG Non-Technical and Memorials

... acquainted too with matters mathematical, I understand equations, both the simple and quadratical, About binomial theorem I'm teeming with a lot o' news...

1953

Diverse Stromatolite Forms from the Upper Devonian of Saskatchewan

W. L. Kaufmann

CSPG Bulletin

.... 68) and referred to laminated head-like structures of problematic origin. Early workers applied the biologic binomial nomenclature to these forms...

1964

Conch fritters through time: human predation and population demographics of Lobatus gigas on San Salvador Island, The Bahamas

Mikaela R. Ruga, David L. Meyer, John Warren Huntley

PALAIOS

... the Agresti-Coull binomial method (Dorai-Raj 2014) and temporal trends in the proportion of juveniles hunted were assessed using the Cochran-Armitage...

2019

Comparison of Percentage and Ratio Data in Facies Mapping

W. C. Krumbein

Journal of Sedimentary Research (SEPM)

... some non-binomial components. The effect of the arc sine square root transformation is to make the change from 50 to 55 percent much less important than...

1957

Statistical Analysis of Ripple Marks in Atokan and Desmoinesian Rocks in the Arkoma Basin of East-Central Oklahoma

F. P. Agterberg , Garrett Briggs

Journal of Sedimentary Research (SEPM)

.... For the comparison, the confidence limits for the binomial distribution are used. The observed frequency is the mathematical expectation...

1963

Type Locality of Darby Formation, Western Wyoming: GEOLOGICAL NOTES

J. D. Love , W. R. Keefer

AAPG Bulletin

... names are binomial, the first part being geographic and the other lithologic^hellip The geographic term should be the name of a river, town, or other...

1969

Why are Decisions for Oil and Gas Projects Not Always Made the Way They Should Be?

David Newman, Steve Begg, Matthew Welsh

Australian Petroleum Production & Exploration Association (APPEA) Journal

... et al. (2016). It was originally presented in the form of a chain, because this signifies that all six elements are important, and that the quality...

2018

A Novel Methodology for Predicting Micro-Proppant Screenout in Hydraulic Fracturing Treatments

Nathan J. Di Vaira, Łukasz Łaniewski-Wołłk, Raymond L. Johnson Jr., Saiied M. Aminossadati, Christopher R. Leonardi

Unconventional Resources Technology Conference (URTEC)

... binomial regression model, from which predicted ø at P = 0.05 and 0.95 are obtained. The red line in Figure 4 is a continuous prediction of the discrete...

2021

Determination of Potential Yield and Volatile Hydrocarbons from Well Logs in Potential Source Rocks

J. L. Lin, H. A. Salisch

Southeast Asia Petroleum Exploration Society (SEAPEX)

... the Formation Density log and Δt(xs) from the Sonic log, were selected as original regression variables. By binomial transform nine variables were obtained...

1994

Mineral Resource Estimation and Statistical Exploration

F. P. Agterberg

CSPG Special Publications

... value of a probability distribution for number of events per surrounding (40 km × 40 km) cell. This probability distribution is binomial by good...

1980

Probabilities and Their Use in Exploration Economics

P.H. Scott

Rocky Mountain Association of Geologists

... conceptual form of probability is the binomial where an event can have only two outcomes. For instance, we learn at an early age that flipping a coin...

1978

Collecting history of vertebrate fossils at American Falls, Idaho: a reservoir of data to inform land-use policy

Andrew E. Stratton, Leif Tapanila, Jeffrey H. Stratton

PALAIOS

... localities for any given year greatly skews the data. We model the data with zero-inflated Poisson regression and zero-inflated negative binomial regression...

2014

Recognizing Fossil Strand Lines From Grain-size Analysis

John Chappell

Journal of Sedimentary Research (SEPM)

...) standard deviation, and N is the total weight of the sample. Now assuming large populations, one can quite validly compare simple binomial distributions...

1967

Exploration-Scale Predrill Reservoir-Quality Prediction Strategies for Gulf of Mexico Basin Sandstones and Carbonates

Brown, Alton A.

GCAGS Transactions

... beds. Only two beds are needed for minimum economic success, so this becomes a binomial sampling problem, with the probability of each successful test...

2002

Hydraulic Fractionation of Heavy Mineral Suites on an Unconsolidated Retreating Coast

Donald J.P. Swift, Charles E. Dill, Jr. , John McHone

Journal of Sedimentary Research (SEPM)

... (1967, p. 209-213) has shown that, assuming a binomial frequency distribution of a given mineral species on the slide, such a nested sampling procedure...

1971

Geologic Field Number and Size Assessment of Oil and Gas Plays

R. A. Baker, H. M. Gehman, W. R. James, D. A. White

AAPG Special Volumes

... cannot be identified and mapped on a play-wide scale. Computer programs can easily calculate the binomial distribution of the number of prospects...

1986

Geologic Field Number and Size Assessments of Oil and Gas Plays

R. A. Baker, H. M. Gehman, W. R. James, D. A. White

AAPG Bulletin

...-wide scale. Computer programs can calculate the binomial distribution of the number of prospects and the success ratio (Roy et al, 1975; White, 1979...

1984

Relation of Biofacies to Lithofacies in Interpreting Depositional Environments in the Pitkin Limestone (Mississippian) in Northeastern Oklahoma (Part I)1

Robert S. Fabian

Oklahoma City Geological Society

... of communities. There are a number of statistical tests available to determine randomness or non-randomness of the sequence. A binomial probability computer...

1989

Lower Devonian (Emsian) Benthic Communities from Kasaan Island, Southeastern Alaska, U.S.A.

C. M. Soja

CSPG Special Publications

... computations are shown in Tables 1-2 and Fig. 3. Table 1. Binomial data matrix based on numerical abundance data used to determine the Jaccard similarity...

1988

Classification and Environmental Significance of Cryptalgal Limestones and Dolomites, with Illustrations from the Cambrian and Ordovician of Southwestern Alberta

J. D. Aitken

Journal of Sedimentary Research (SEPM)

... a binomial, "Linnean" nomenclature to them, and erected several tens of genera. Some workers believed that certain stromatolites were characteristic...

1967

Detrital Fission-Track Analysis and Sedimentary Petrofacies as Keys of Alpine Exhumation: The Example of the Venetian Foreland (European Southern Alps, Italy)

Massimiliano Zattin,, Cristina Stefani,, Silvana Martin

Journal of Sedimentary Research (SEPM)

... (or "peak ages") by using the binomial peak-fitting method (Brandon 1996). This technique is based directly on the bimodal distribution that best represents...

2003

Lower Osagean Stratigraphy of East-Central Missouri

Don L. Kissling

Kansas Geological Society

... to reveal distribution differences of proportions between any two binomial populations. The ratio of corals to brachiopods (fig. 2) increasing eastward from...

1961

Memorial: Frank B. Conselman (1910-1989)

Grover E. Murray

AAPG Non-Technical and Memorials

... well acquainted too with matters mathematical, I understand equations, both the simple and quadratical, About binomial theorem I ' m teeming with a lot...

1990

ISCA: Quick Real-Time Sand Potential Prediction Simulator based on Critical Drawdown Failure and Machine Learning Model

Alaex Izzal Biladi, Mohammad Edwin Alif Utama, Jihaan Aliyyah Widagdo, Vincent Chandra, Steven Chandra

Indonesian Petroleum Association

..., we can calculate the value of Pw as Critical Borehole Pressure and Pr-Pw as Critical Drawdown Pressure using Binomial Expansion and Root Square...

2021

Two Stochastic Models Useful in Petroleum Exploration: Economics of Petroleum Exploration and Production in the Arctic

Gordon M. Kaufman , Paul G. Bradley

AAPG Special Volumes

... and Bradley, 1970) leads to a better approximation, but it still is eficient in the tails--that is, a negative binomial distribution does not fit well...

1973

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