Estimating Oil-Water Relative Permeability Curves Using Digital Rock Physics

Christopher J. Landry, Maša Prodanović, Rob Reed, Peter Eichhubl, Kishore Mohanty

Unconventional Resources Technology Conference (URTEC)

... are segmented into binary images of pore and solid. The image segmentation procedure outlined here starts by first smoothing the image noise using...

Abstract: Assessing the Need for Repeatability in Acquisition of Time-lapse Data; #90187 (2014)

Felix Oghenekohwo and Felix Herrmann

Search and Discovery.com

.... In this talk, we investigate the results of changing the acquisition geometry, by a random placement of the receivers for both the baseline surveys and newer...

Measurement and Error in Regional Stratigraphic Analysis

W. C. Krumbein

Journal of Sedimentary Research (SEPM)

... samples assigned in a randomized manner, the net effect may be compensating. Griffiths and Rosenfeld (1954) discuss the subject End_Page 179...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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).

Search and Discovery.com

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...

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...

What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

... a point means that the effect of horizontal changes in the reflector are spread across a zone of dimensions of the order of the first Fresnel zone...

Mapping Stratigraphic Traps with Electrical Transients

Jamil Azad

CSPG Bulletin

.... The returning signal is picked up by the receiver and is extracted from a considerable amount of noise which is inevitably present, due partly to the fact...

Composition of seismic facies: A case study

Stale Emil Johansen

AAPG Bulletin

... found that noise is the most important factor in forming the seismic facies. Noise is defined as all reflections that cannot be ascribed directly...

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...

Sequence Stratigraphy of a Continental Margin Subjected to Low-Energy and Low-Sediment-Supply Environmental Boundary Conditions: Late Pleistocene-Holocene Deposition Offshore Alabama, U.S.A.

Louis R. Bartek, Brian S. Cabote, Tonja Young, William Schroeder

Special Publications of SEPM

... 7.84E-02 West FL FS FS OR LMP 1.19E-02 -01 5E 2.6 MMWP RANDOM 7.69 LMWP E-02 MMWP SB MHWP 30°00' North LMP SB (noise) MHWP 6.60E-01...