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The AAPG/Datapages Combined Publications Database

Showing 4,734 Results. Searched 195,354 documents.

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AAPG Continuing Education Course Note Series #38: Geostatistics in Petroleum Geology, Course Exercises, Exercise 1: Calculating an experimental indicator variogram

Olivier Dubrule

AAPG Special Volumes

...AAPG Continuing Education Course Note Series #38: Geostatistics in Petroleum Geology, Course Exercises, Exercise 1: Calculating an experimental...

1998

Physics of Marine Orogenesis

A. E. Scheidegger

CSPG Bulletin

... in the Arctic. Attempts at calculating isostatic anomalies from the gravity profiles have been singularly unsuccessful. (Hess, 1954). 3.2 Seismicity...

1958

Coherence Attribute Applications on Seismic Data in Various Guises

Satinder Chopra, Kurt Marfurt

Unconventional Resources Technology Conference (URTEC)

... algorithms The different coherence algorithms that have been proposed over time are the crosscorrelation-based (Bahorich and Farmer, 1995), semblance...

2018

Transition–Zone Seismic Surveys in Southeast Asia

R. E. Sheriff, Palmer L. Greene, Harold Reaves

Indonesian Petroleum Association

... gauge. The survey boat takes a final position just prior to shooting which is used for calculating locations. Pre-plots and post-plots are calculated...

1980

Application of Data Analytics for Production Optimization in Unconventional Reservoirs: A Critical Review

Srikanta Mishra, Luan Lin

Unconventional Resources Technology Conference (URTEC)

... (KM) - Models the response as a trend term with an autocorrelation structure, where neighboring observations have similar responses [10]  Self...

2017

The economic environment and the growth in reserves from known gas fields in the Gulf of Mexico

Kevin F. Forbes, Ernest M. Zampelli

CSPG Bulletin

... for the offshore. Our view is that calculating age based on the year of discovery can result in severe biases when “old” but undeveloped fields are brought...

2012

Field and Modelling Studies of Cambrian Carbonate Cycles, Virginia Appalachians: DISCUSSION

Michael G. Kozar, Lawrence J. Weber, Kenneth R. Walker

Journal of Sedimentary Research (SEPM)

... within the range of 1 End_Page 793------------------------ to 1,000 m/1,000,000 years. Thus, when calculating average periods for a cycle of 1 m...

1990

An Ensemble-Based History Matching Approach for Reliable Production Forecasting from Shale Reservoirs

Usman Aslam, Rafel M. Bordas

Unconventional Resources Technology Conference (URTEC)

..., V. Y. (2014, October 14). Calculating Prediction Uncertainty using Posterior Ensembles Generated from Proxy Models. Society of Petroleum Engineers...

2020

Evaluation of oxygen isotope and Sr/Ca ratios from a Maldivian scleractinian coral for reconstruction of climate variability in the northwestern Indian Ocean

David Storz, Eberhard Gischler, Jens Fiebig, Anton Eisenhauer, Dieter Garbe-Schönberg

PALAIOS

..., when ordinary least square correlations are not significant. As two additional statistical methods, we applied autocorrelation functions...

2013

GEOTHERMAL GRADIENTS AND GEOTHERMAL OIL GENERATION IN SOUTHERN IRAQ: A PRELIMINARY INVESTIGATION

M. W. Ibrahim

Journal of Petroleum Geology

... gradients in South Iraq were used in calculating the time-temperature indices of source rock maturation, as modified by Waples (1980). Accordingly...

1984

AAPG Methods in Exploration No. 14, Chapter 2:

M. S. Clark, R. K. Prather, and J. D. Melvin

AAPG Special Volumes

..., 1985, A simple statistical method for calculating the effective vertical permeability of a reservoir containing discontinuous shales: Society...

2003

Modeling the Semivariogram: New Approach, Methods Comparison, and Simulation Study

A. Gribov, K. Krivoruchko, J. M. Ver Hoef

AAPG Special Volumes

... A MODIFIED ITERATIVE WEIGHTED LEAST-SQUARES ALGORITHMAfter calculating the empirical semivariogram, the next step is to fit a theoretical model (e.g....

2006

Estimating Exploration Potential

W. W. Hambleton, J. C. Davis, J. H. Doveton

AAPG Special Volumes

... by the functional relationship. (The "uncertainty" function shown in Figure 7 is a simple spatial autocorrelation model and has much in common...

1975

Assessing spatial uncertainty in reservoir characterization for carbon sequestration planning using public well-log data: A case study

Erik R. Venteris, Kristin M. Carter

Environmental Geosciences (DEG)

... modeling. The ratio of the partial sill to the nugget effect provided information on the strength and consistency of spatial autocorrelation within...

2009

Calculating The True Thickness of a Folded Bed: GEOLOGICAL NOTES

G. D. Hobson

AAPG Bulletin

...Calculating The True Thickness of a Folded Bed: GEOLOGICAL NOTES G. D. Hobson 1943 874 874 27 6. (June) The following corrections should be made...

1943

POTENTIAL HYDROCARBON-GENERATING ROCK UNITS WITHIN THE PHANEROZOIC SEQUENCE OF THE OGADEN BASIN, ETHIOPIA: A PRELIMINARY ASSESSMENT USING THE LOPATIN MODEL

G. Assefa

Journal of Petroleum Geology

... of gas and oil. This prediction is based on Lopatin's method of calculating the time-temperature indices of thermal maturation of organic matter...

1988

Present State and Prospects of Application of the Computer to Calculating Oil and Gas Reserves

V. V. Stasenkov, G. B. Kurdyukova, Yu. V. Shurubor, N. N. Markov

Petroleum Geology: A Digest of Russian Literature

...Present State and Prospects of Application of the Computer to Calculating Oil and Gas Reserves V. V. Stasenkov, G. B. Kurdyukova, Yu. V. Shurubor, N...

1979

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