Imaging the reservoir permeability from time-lapse electromagnetic data

Taqi Alyousuf, Yaoguo Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... update the permeability at each inversion iteration until we reach convergence in our inverse problem. In this paper. We present only rock physics...

Least-squares non-stationary triangle smoothing

Reem F. Alomar, Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

...ficient filtering operation that finds numerous applications in regularizing seismic inverse problems and computing local attributes (Fomel, 2007a,b). Non...

Kriging-based surrogate models for convergence acceleration of Markov chains: An example of magnetotellurics-dix joint inversion

Alejandro Quiaro, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

...-probability model could be an estimator of one solution to our inverse problem. The posterior probability is proportional to the right-hand side...

Assessing the region of ambiguity of potential fields to improve surveying and modelling

Luigi Bianco, Maurizio Fedi, Maurizio Milano

International Meeting for Applied Geoscience and Energy (IMAGE)

... for the sources for gravity or magnetic case. Due to the Green's third identity, the inverse problem has inherently ambiguous solutions (Blakely, 1996) since...

Optimization of Variograms used for Truncated Plurigaussian Simulation

Samaneh Sadeghi, Jeff B. Boisvert

CSPG Bulletin

... to the experimental variograms is very difficult. The method of Kyriakidis et al. (1999) can transform calculated indicator variograms to normal scores variograms...

Deep compressed learning for 3D seismic inversion

Maayan Gelboim, Amir Adler, Yen Sun, Mauricio Araya-Polo

International Meeting for Applied Geoscience and Energy (IMAGE)

... recovered with high probability from their measurements: let x = Ψc, where Ψ is the inverse transform, and c is a sparse coefficients vector with only S ≪ N...

Inverse Grading Resulting from Coarse-sediment Transport Lag

Bryce M. Hand

Journal of Sedimentary Research (SEPM)

...Inverse Grading Resulting from Coarse-sediment Transport Lag Bryce M. Hand 1997 Vol. 67 No. 1. (January),  Inverse grading in turbidites...

Hydrocarbon accumulation processes and mechanisms in Lower Jurassic tight sandstone reservoirs in the Kuqa subbasin, Tarim Basin, northwest China: A case study of the Dibei tight gas field

Xiongqi Pang, Junwen Peng, Zhenxue Jiang, Haijun Yang, Pengwei Wang, Fujie Jiang, and Ke Wang

AAPG Bulletin

... on detailed Fourier transform infrared analyses of the hydrocarbon inclusions with different fluorescence in wells YN4 and YS4, Li et al. (2014) indicated...

The generation of equivalent sources by 3D skeletonization of the migration density field

James Brewster

International Meeting for Applied Geoscience and Energy (IMAGE)

... infilled with a smaller line spacing of 50 m. The data was noise reduced by combining the independently measured gradient components in Fourier-domain...

Rock Physics Diagnostics as a Prerequisite for Optimal Petrophysics

Akash Mathur, Hilfan Khairy

Indonesian Petroleum Association

...-Hunt-Gardner equation (Raymer et al., 1980). However, from petrophysical point of view, we want to follow inverse methodology and CGG Pertamina Hulu...

Full Integration of Seismic Data into Geostatistical Reservoir Modeling

P. van Riel, P. Mesdag, H. Debeye, M. Sams

AAPG Special Volumes

.... Typically, the transform is to acoustic impedance using an appropriate seismic inversion method.Seismic inversion methods generate results that are generally...

A simultaneous denoising and event picking approach using supervised machine learning

Salman Abbasi, Motaz Alfarraj, Dmitry Borisov, Vikram Jayaram, Iftekhar Alam, Bakhtawer Sarosh

International Meeting for Applied Geoscience and Energy (IMAGE)

... examples of denoising algorithms include polarization filtering (e.g. Akram, 2018), radon transform (Sabbione et al., 2015) and wavelet transforms Li et...

Paleofluid Evolution In Fault-Damage Zones: Evidence From Fault–Fold Interaction Events In the Jabal Qusaybah Anticline (Adam Foothills, North Oman)

Mahtab Mozafari, Rudy Swennen, Fabrizio Balsamo, Luca Clemenzi, Fabrizio Storti, Hamdy El Desouky, Frank Vanhaecke, Christian Tueckmantel, John Solum, Conxita Taberner

Journal of Sedimentary Research (SEPM)

... in aqueous inclusions applying Fourier-transform infrared spectrometry (FT-IR) analysis were not successful due to the small size of inclusions (< 20 μm...

Petrography and Reservoir Physics III: Physical Models for Permeability and Formation Factor (1)

ROBERT EHRLICH , EDWARD L. ETRIS , DAVID BRUMFIELD , L. P. YUAN , and STERLING J. CRABTREE

AAPG Bulletin

... for permeability and electrical conductivity (inverse formation factor). These models assume a porous medium that has large numbers of flow paths parallel...

Solving seismic inverse problems by an unsupervised hybrid machine-learning approach

Mrinal K. Sen, Arnab Dhara

International Meeting for Applied Geoscience and Energy (IMAGE)

...Solving seismic inverse problems by an unsupervised hybrid machine-learning approach Mrinal K. Sen, Arnab Dhara Solving Seismic Inverse Problems...

Abstract: Estimation of Hydraulic Conditions of Turbidity Currents by Inverse Analysis; Application on Cretaceous Panther Tongue Deposits, Utah, USA, by Hajime Naruse and Cornel Olariu; #90079 (2008)

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Application of Both Physics-Based and Data-Driven Techniques for Real-Time Screen-Out Prediction with High Frequency Data

Jianlei John Sun, Arvind Battula, Brandon Hruby, Paymon Hossaini

Unconventional Resources Technology Conference (URTEC)

... (i.e., Inverse Slope Method) to provide advanced warning of screen-outs in real-time. With domain knowledge, 65 screen-out stages in the Niobrara-DJ...

III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... spectral decomposition is the Fourier-transform coefficient of complex wavelet (FTCWT) due to its ability to improve spectral resolution for both high...

Abstract: Re-evaluating Depositional Models for Shelf Shales

Janok P. Bhattacharya and James A. MacEachern

Houston Geological Society Bulletin

... that show both normal and inverse grading (Fig. 1), indicating sustained flows that waxed and waned. They also display low intensities of bioturbation...

Abstract: Assessment of geological condition for tunnels analysis using Inverse Distance Weighting method (IDW)

Mohd Faiz Mohammad Zaki, Mohd Ashraf Mohamad Ismail, Darvintharen Govindasamy

Geological Society of Malaysia (GSM)

...Abstract: Assessment of geological condition for tunnels analysis using Inverse Distance Weighting method (IDW) Mohd Faiz Mohammad Zaki, Mohd Ashraf...

Abstract: Thermal History Reconstruction by Inversion of S2 Pyrolysis Data: Synthetic Studies and Case Histories, by S. Cao and I. Lerche; #90987 (1993).

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Use of Geostatistical Simulation and Inverse Flow Modeling to Reduce Uncertainty and Facilitate Decision Making Related to Groundwater Contamination Problems, by E. P. Poeter and S. McKenna; #90986 (1994).

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ABSTRACT: Predicting Lithology and Fluid Properties with Geoscience Inversion, by Margaret A. Lessenger and Timothy A. Cross; #90906(2001)

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ABSTRACT: Three-dimensional Inverse Modeling Of Geothermal Heat Flow Anomalies Associated With Salt Diapirs, by Seiichi Nagihara; #90906(2001)

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Reducing geologic uncertainty in seismic interpretation

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