Despiking Ultrasonic Doppler Velocity-Profiling Data

Jonathan D. Wright, Jaco H. Baas

Journal of Sedimentary Research (SEPM)

... ultrasonic Doppler effect to measure instantaneous flow velocities, using the rate of movement of suspended particles within the flow as a proxy...

Uncertainty Analysis in Well-Log and Petrophysical Interpretations

William R. Moore, Y. Zee Ma, Jim Urdea, Tom Bratton

AAPG Special Volumes

..., The distribution of shale in sandstones and its effect upon porosity: Society of Petrophysicists and Well Log Analysts 16th Annual Logging Symposium...

First Results of Inaugural Deployments of the Australian National Ocean Bottom Seismograph Fleet

Alexey Goncharov, Ashby Cooper, Peter Chia, Michal Malinowski

Petroleum Exploration Society of Australia (PESA)

... surveys suggests strong interaction between anthropogenic signals (airgun source, vessel noise) and the natural environment, and allows arguing...

Application of Artificial Intelligence Tools for Fault Imaging in an Unconventional Reservoir: A Case Study from the Permian Basin

H. Garcia, L. Plant

Unconventional Resources Technology Conference (URTEC)

... in Figure 7, the network is now identifying the edges of the survey (edge effect from the noise attenuation workflow) as faults (purple arrow). With the 3D...

Investigations on Permeability and Absorption of "Sands" for Oil, Water, and Gas, with Reference to their Normal and Possible Yield: GEOLOGICAL NOTES

A. F. Melcher

AAPG Bulletin

... under physical conditions as nearly as possible like those that exist in nature. The effect of cementation, size and shape of pores and grains...

Abstract: Genetic Model for Development of Growth Faults within a Sequence Stratigraphic Context, by E. A. Duncan; #91012 (1992).

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Section Seven: Use of Wireline Logs and Dipmeters on Diapiric Structures

New Orleans Geological Society

... from a greater than expected formation anisotropy effect in steeply dipping beds was solved, distances to salt obtained from this service have proven...

Techniques for Automated Measurement of Floc Properties

Gwyn Lintern, Gilliane Sills

Journal of Sedimentary Research (SEPM)

... noise at single-pixel scales, which often originates in the amplifier between the CCD and the analog-to-digital conversion (bias noise). For the JVC...

Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data

Paul L. Stoffa

Circum Pacific Council Publications

... by addition (summation or stacking) to produce a seismogram with an improved signal to random and coherent noise ratio (Figure 3). Seismic exploration has been...

Seismic Sequences and Their Distribution on the Wilkes Land Margin

S. L. Eittreim, G. L. Smith

Circum Pacific Council Publications

... of seafloor magnetic anomalies by Cande and Mutter ( 1 9 8 2 ) . From interpreted edge-effect anomalies at the edge of oceanic crust, Veevers ( 1 9 8 6...

AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 4: 2-D Inverse Thermal Modeling on the Norwegian Shelf Using Fast Approximate Forward Solutions

S. P. Trautner and S. B. Nielsen

AAPG Special Volumes

... on perturbed data sets derived from the observed data by random perturbations with observational noise. This simulates the fact that repeated observations...

Unconventional Reservoir Flow Assessment Using Spectral Acoustics and Numerical Temperature Modelling

Maxim Volkov, Vener Nagimov, Samuel Avilez, Dmitriy Lazutkin, Mikhail Khachaturyan, Artem Prodan

Unconventional Resources Technology Conference (URTEC)

... and water breakthrough. The Joule-Tompson (JT) effect from gas entry points and changes in temperature gradient are more contrast compared to conventional...

Estimation of Dispersion in Orientations of Natural Fractures from Seismic Data: Application to Discrete Fracture Network Modeling

Reinaldo J Michelena, Kevin S. Godbey, Huabing Wang, James R. Gilman, Chris K. Zahm

Unconventional Resources Technology Conference (URTEC)

... may look like “noise” in some areas, we will show that they contain valuable information about the possible dispersion in subseismic fracture...

Counterfactual uncertainty for high dimensional tabular dataset

Prithwijit Chowdhury, Ahmad Mustafa, Mohit Prabhushankar, Ghassan AlRegib

International Meeting for Applied Geoscience and Energy (IMAGE)

... to select our classifier models to carry out our analysis upon. We have used a Logistic Regresssion model, a Gaussian Naive Bayes, a Random Forest...

Microseismic Without Dots … Probabilistic Interpretation and Integration of Microseismic Surveys

Ulrich Zimmer

Unconventional Resources Technology Conference (URTEC)

..., the effect of the random scatter can be accounted for in the interpretation. One attempt would be to use event densities instead of individual events...

Computer Applications in an Oil-Exploration Company

D. L. Stauft

CSPG Bulletin

... to have this new confidence, and is hence encouraged to be more selective and make other more random uses of the computer in his day-to-day work, as shown...

Experiences with Dual-Sensor Towed Streamer Acquisition and Imaging in the Eastern Mediterranean, #41831 (2016).

Martin Widmaier, Oystein Lie

Search and Discovery.com

... deeper. The signal-to-noise ratio is improved by deeper tow, especially at the low frequency end of the seismic bandwidth. Improved low frequency content...

Extracting Reservoir Properties from 3-D Seismic Attributes at Ubi-Sikladi Fields, Central Sumatra

Hazairin, Bambang Wisnu H., Kent M. Mangold

Indonesian Petroleum Association

... on seismic amplitude. For the band-width limited data presented, the uncertainty of the seismic wavelet and random/coherent noise are less significant...

Feasibility of Moment Tensor Inversion From a Single Borehole Data Using Artificial Neural Networks; #42212 (2018)

Oleg Ovcharenko, Jubran Akram, Daniel Peter

Search and Discovery.com

... evaluation. We also investigate the effect of number of hidden layers and choice of optimization algorithm on the accuracy of inverted results. Our results...

Chapter Nine: Inversion and Interpretation of Impedance Data

Rebecca B. Latimer

AAPG Special Volumes

.... Avseth, 2002, Seismic reservoir prediction using Bayesian integration of rock physics and Markov random fields: A North Sea example: The Leading Edge, v...

Reservoir Heterogeneities of Some Cretaceous Sandstones

Charles F. Dodge , Dennis P. Holler , Robert L. Meyer

AAPG Bulletin

... sands that may be preserved as reservoir rocks. Grid systems were superimposed on large outcrops and random samples were collected and used...

Application of the Global Positioning System to PNG Petroleum Exploration

N. C. Talbot, G. J. Carman

Papua New Guinea (PNG) Petroleum Convention Proceedings

... generated to assume noise-like properties, hence they are term ed pseudo-random noise (PRN) codes. The C/A code has a frequency o f 1.023Mhz which...

Abstract: Reaction Transport Modeling of Dolomitization Reveals the Emergence of Self-Organizing Patterns, by David A. Budd and Anthony J. Park; #90124 (2011)

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Innovative Data Science Approach at Unconventional Pay Characterization and Production Prediction: Identifying Key Production Drivers in the Permian Basin Unconventional Plays

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ABSTRACT: Paleontological and Lithological Variability in the Upper Capitan Limestone, Southeastern New Mexico: Significance to Petroleum Exploration; #90049 (2005)

C. J. Crow, S. Brande

Search and Discovery.com

.... The first is the combined effect of the extent of the Capitan outcrop and the temporal variability it displays. Much of the outcrop is in rugged areas...