Modeling of resistivity and acoustic borehole logging measurements using finite element methods

D Pardo, PJ Matuszyk, V Puzyrev, C Torres-Verdin… - 2021 - books.google.com
Modeling of Resistivity and Acoustic Borehole Logging Measurements Using Finite Element
Methods provides a comprehensive review of different resistivity and sonic logging …

A deep learning approach to the inversion of borehole resistivity measurements

M Shahriari, D Pardo, A Picón, A Galdran… - Computational …, 2020 - Springer
Borehole resistivity measurements are routinely employed to measure the electrical
properties of rocks penetrated by a well and to quantify the hydrocarbon pore volume of a …

Error control and loss functions for the deep learning inversion of borehole resistivity measurements

M Shahriari, D Pardo, JA Rivera… - International Journal …, 2021 - Wiley Online Library
Deep learning (DL) is a numerical method that approximates functions. Recently, its use has
become attractive for the simulation and inversion of multiple problems in computational …

A deep neural network as surrogate model for forward simulation of borehole resistivity measurements

M Shahriari, D Pardo, B Moser, F Sobieczky - Procedia Manufacturing, 2020 - Elsevier
Inverse problems appear in multiple industrial applications. Solving such inverse problems
require the repeated solution of the forward problem. This is the most time-consuming stage …

3-D induction log modelling with integral equation method and domain decomposition pre-conditioning

DH Saputera, M Jakobsen… - Geophysical Journal …, 2024 - academic.oup.com
The deployment of electromagnetic (EM) induction tools while drilling is one of the standard
routines for assisting the geosteering decision-making process. The conductivity distribution …

Modeling extra-deep electromagnetic logs using a deep neural network

S Alyaev, M Shahriari, D Pardo, ÁJ Omella, DS Larsen… - Geophysics, 2021 - library.seg.org
Modern geosteering is heavily dependent on real-time interpretation of deep
electromagnetic (EM) measurements. We have developed a methodology to construct a …

Physics-guided deep-learning inversion method for the interpretation of noisy logging-while-drilling resistivity measurements

K Noh, D Pardo, C Torres-Verdín - Geophysical Journal …, 2023 - academic.oup.com
Deep learning (DL) inversion is a promising method for real-time interpretation of logging-
while-drilling (LWD) resistivity measurements for well-navigation applications. In this context …

Limits of three‐dimensional target detectability of logging while drilling deep‐sensing electromagnetic measurements from numerical modelling

N Jahani, C Torres‐Verdín, J Hou - Geophysical Prospecting, 2024 - Wiley Online Library
Subsurface energy resources are often found in three‐dimensional and non‐spatially
continuous rock formations that exhibit electrical anisotropy. Deep‐sensing tri‐axial …

Neural network architecture optimization using automated machine learning for borehole resistivity measurements

M Shahriari, D Pardo, S Kargaran… - Geophysical Journal …, 2023 - academic.oup.com
Deep neural networks (DNNs) offer a real-time solution for the inversion of borehole
resistivity measurements to approximate forward and inverse operators. Using extremely …

Limits of 3D detectability and resolution of LWD deep-sensing borehole electromagnetic measurements acquired in the Norwegian Continental Shelf

N Jahani, C Torres-Verdín, J Hou… - SPWLA Annual Logging …, 2023 - onepetro.org
ABSTRACT The Grane Field in the central North Sea contains numerous sandstone
injectites embedded in shale formations and located above the main sandstone reservoir …