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Decision-Driven Geosteering Under Uncertainty: A Unified Framework for Sequential Decision Optimization
Hibat Errahmen Djecta, Sergey Alyaev, Kristian Fossum +3
Geosteering requires navigating a well trajectory through an unknown geological configuration, while sequentially updating decisions based on indirect measurements acquired during…
DISTINGUISH Workflow: A New Paradigm of Dynamic Well Placement Using Generative Machine Learning
Sergey Alyaev, Kristian Fossum, Hibat Errahmen Djecta +2
The real-time process of directional changes while drilling, known as geosteering, is crucial for hydrocarbon extraction and emerging directional drilling applications such as geot…
Optimal Sequential Decision-Making in Geosteering: A Reinforcement Learning Approach
Ressi Bonti Muhammad, Sergey Alyaev, Reidar Brumer Bratvold
Trajectory adjustment decisions throughout the drilling process, called geosteering, affect subsequent choices and information gathering, thus resulting in a coupled sequential dec…
High-Precision Geosteering via Reinforcement Learning and Particle Filters
Ressi Bonti Muhammad, Apoorv Srivastava, Sergey Alyaev +2
Geosteering, a key component of drilling operations, traditionally involves manual interpretation of various data sources such as well-log data. This introduces subjective biases a…