Quantifying and Propagating Uncertainties to Enhance Real-time Disruption Prediction with Machine Learning
ORAL
Abstract
Having the capability to predict disruptions in tokamak reactors has the potential to dramatically improve/optimize both the performance and operating/repair costs of these reactors. Practical disruption prediction in tokamaks has recently improved by utilizing advanced analytics via data-driven machine learning algorithms that utilize real-time machine diagnostics to predict the onset of major disruptions. In this talk we discuss various ways to enhance these predictive capabilities by incorporating and propagating experimental uncertainties from diagnostic signals into the more conventional machine learning algorithms.
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Presenters
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Craig Michoski
Univ. Texas, Austin, Univ of Texas, Austin
Authors
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Craig Michoski
Univ. Texas, Austin, Univ of Texas, Austin
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Julian Kates-Harbeck
Harvard University
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Gabriele Merlo
Univ of Texas, Austin
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Max Bremer
Univ of Texas, Austin
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Akash Shukla
Univ of Texas, Austin
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Nikolas C Logan
Princeton Plasma Phys Lab, Princeton Plasma Physics Laboratory, Princeton Plasma Physics Lab
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D.R. R Hatch
Univ of Texas, Austin, Institute for Fusion Studies, University of Texas at Austin, IFS / UT Austin
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Cristina Rea
Massachusetts Inst of Tech-MIT, Massachusetts Inst of Tech, MIT PSFC, Massachusetts Institute of Technology
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Todd A. Oliver
Univ of Texas, Austin
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Jani Salomon Janhunen
Univ of Texas, Austin