Intelligent hydraulic fracturing under industry 4.0—a survey and future directions

J Jia, Q Fan, J Jing, K Lei, L Wang - Journal of Petroleum Exploration and …, 2024 - Springer
This paper investigates the automation of hydraulic fracturing within the context of Industry
4.0, defining intelligent fracturing systems through three components: surface equipment …

[HTML][HTML] Machine learning in petrophysics: Advantages and limitations

C Xu, L Fu, T Lin, W Li, S Ma - Artificial Intelligence in Geosciences, 2022 - Elsevier
Abstract Machine learning provides a powerful alternative data-driven approach to
accomplish many petrophysical tasks from subsurface data. It can assimilate information …

Improving multiwell petrophysical interpretation from well logs via machine learning and statistical models

W Pan, C Torres-Verdín, IJ Duncan, MJ Pyrcz - Geophysics, 2023 - library.seg.org
Well-log interpretation estimates in situ rock properties along well trajectory, such as
porosity, water saturation, and permeability, to support reserve-volume estimation …

Sonic Well-Log Imputation Through Machine-Learning-Based Uncertainty Models

E Maldonado-Cruz, JT Foster, MJ Pyrcz - Petrophysics, 2023 - onepetro.org
Sonic well logs provide critical information to calibrate seismic data and support
geomechanical characterization. Advanced subsurface data analytics and machine learning …

Unsupervised time series clustering, class-based ensemble machine learning, and petrophysical modeling for predicting shear sonic wave slowness in …

S Bhattacharya - Geophysics, 2022 - library.seg.org
Shear sonic logs are critical for formation evaluation, rock physics, quantitative reservoir
characterization, and geomechanical studies. Although empirical and conventional machine …

Comparative study of machine-learning-based methods for log prediction

V Simoes, H Maniar, A Abubakar, T Zhao - Petrophysics, 2023 - onepetro.org
Improving data quality during log preprocessing is an important task that can consume most
of the time of the petrophysicist, with a high impact on the final interpretation. As part of the …

Well-Log-Based Reservoir Property Estimation With Machine Learning: A Contest Summary

L Fu, Y Yu, C Xu, M Ashby, A McDonald, W Pan… - Petrophysics, 2024 - onepetro.org
Well logs are processed and interpreted to estimate in-situ reservoir properties, which are
essential for reservoir modeling, reserve estimation, and production forecasting. While the …

An Unsupervised Machine-Learning Workflow for Outlier Detection and Log Editing With Prediction Uncertainty

R Akkurt, TT Conroy, D Psaila, A Paxton, J Low… - Petrophysics, 2023 - onepetro.org
Recent advances in data science and machine learning (ML) have brought the benefits of
these technologies closer to the mainstream of petrophysics. ML systems, where decisions …