Quantifying Experimental Edge Plasma Evolution Via Multidimensional Adaptive Gaussian Process Regression

Mathews, Abhilash; Hughes, Jerry W.

doi:10.1109/tps.2021.3123046

Quantifying Experimental Edge Plasma Evolution Via Multidimensional Adaptive Gaussian Process Regression

Journal Article · 01 December 2021 · IEEE Transactions on Plasma Science

DOI:https://doi.org/10.1109/tps.2021.3123046· OSTI ID:1980563

^[1]; Hughes, Jerry W.

OSTI

Not provided.

Research Organization:: Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States)

Sponsoring Organization:: USDOE Office of Science (SC)

DOE Contract Number:: SC0014264

OSTI ID:: 1980563

Journal Information:: IEEE Transactions on Plasma Science, Journal Name: IEEE Transactions on Plasma Science Journal Issue: 12 Vol. 49; ISSN 0093-3813

Publisher:: IEEE

Country of Publication:: United States

Language:: English

References (16)

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Improved understanding of physics processes in pedestal structure, leading to improved predictive capability for ITER Groebner, R. J.; Chang, C. S.; Hughes, J. W. Nuclear Fusion, Vol. 53, Issue 9 https://doi.org/10.1088/0029-5515/53/9/093024	journal	August 2013
Thomson scattering upgrades on Alcator C-Mod Hughes, J. W.; Mossessian, D.; Zhurovich, K. Review of Scientific Instruments, Vol. 74, Issue 3 https://doi.org/10.1063/1.1532764	journal	March 2003
Nonstationary Gaussian Process Regression Using Point Estimates of Local Smoothness Plagemann, Christian; Kersting, Kristian; Burgard, Wolfram Machine Learning and Knowledge Discovery in Databases https://doi.org/10.1007/978-3-540-87481-2_14	book	January 2008
Integrated Data Analysis of Profile Diagnostics at ASDEX Upgrade Fischer, R.; Fuchs, C. J.; Kurzan, B. Fusion Science and Technology, Vol. 58, Issue 2 https://doi.org/10.13182/FST10-110	journal	October 2010
Scrape-off layer (SOL) power width scaling and correlation between SOL and pedestal gradients across L, I and H-mode plasmas at ASDEX Upgrade Silvagni, D.; Eich, T.; Faitsch, M. Plasma Physics and Controlled Fusion, Vol. 62, Issue 4 https://doi.org/10.1088/1361-6587/ab74e8	journal	February 2020
Access to pedestal pressure relevant to burning plasmas on the high magnetic field tokamak Alcator C-Mod Hughes, J. W.; Snyder, P. B.; Reinke, M. L. Nuclear Fusion, Vol. 58, Issue 11 https://doi.org/10.1088/1741-4326/aabc8a	journal	September 2018
I-mode: an H-mode energy confinement regime with L-mode particle transport in Alcator C-Mod Whyte, D. G.; Hubbard, A. E.; Hughes, J. W. Nuclear Fusion, Vol. 50, Issue 10 https://doi.org/10.1088/0029-5515/50/10/105005	journal	August 2010
Chapter 2: Plasma confinement and transport Physics), E. J. Doyle (Chair Transport; Modelling), W. A. Houlberg (Chair Confinement Da; Edge), Y. Kamada (Chair Pedestal and Nuclear Fusion, Vol. 47, Issue 6 https://doi.org/10.1088/0029-5515/47/6/S02	journal	June 2007
Spatial modelling using a new class of nonstationary covariance functions Paciorek, Christopher J.; Schervish, Mark J. Environmetrics, Vol. 17, Issue 5 https://doi.org/10.1002/env.785	journal	January 2006
Role of transport versus fueling upon pedestal density Mordijck, Saskia; Groebner, Rich; Hughes, Jerry https://doi.org/10.2172/1615234	report	October 2019
Dynamical evolution of pedestal parameters in ELMy H-mode in the National Spherical Torus Experiment Diallo, A.; Maingi, R.; Kubota, S. Nuclear Fusion, Vol. 51, Issue 10 https://doi.org/10.1088/0029-5515/51/10/103031	journal	September 2011
Gaussian Processes for Machine Learning Rasmussen, Carl Edward; Williams, Christopher K. I. The MIT Press https://doi.org/10.7551/mitpress/3206.001.0001	book	January 2005
Pedestal stability comparison and ITER pedestal prediction Snyder, P. B.; Aiba, N.; Beurskens, M. Nuclear Fusion, Vol. 49, Issue 8 https://doi.org/10.1088/0029-5515/49/8/085035	journal	July 2009
Progress in quantifying the edge physics of the H mode regime in DIII-D Groebner, R. J.; Baker, D. R.; Burrell, K. H. Nuclear Fusion, Vol. 41, Issue 12 https://doi.org/10.1088/0029-5515/41/12/306	journal	December 2001
Improved profile fitting and quantification of uncertainty in experimental measurements of impurity transport coefficients using Gaussian process regression Chilenski, M. A.; Greenwald, M.; Marzouk, Y. Nuclear Fusion, Vol. 55, Issue 2 https://doi.org/10.1088/0029-5515/55/2/023012	journal	January 2015

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