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Youngkyu Lee

Korea Advanced Institute of Science and Technology (KAIST)

SCHOLARLY PAPERS

3

DOWNLOADS

246

TOTAL CITATIONS

1

Scholarly Papers (3)

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1.

Ultra-Fast Meta-Solvers for 3d Scattering Problems Using Neural Operators Trained as Foundation Models

Number of pages: 22 Posted: 13 Dec 2024
Youngkyu Lee, Zongren Zou, Adar Kahana, Eli Turkel, Rishikesh Ranade, Jay Pathak and George Em Karniadakis
Korea Advanced Institute of Science and Technology (KAIST), Brown University, Brown University, Tel Aviv University - Department of applied Mathematics, affiliation not provided to SSRN, affiliation not provided to SSRN and Brown University
Downloads 155 (480,208)

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Scientific Machine Learning, wave scattering, Helmholtz equation, neural operator, Krylov methods, DeepONet

2.

Balanced Group Convolution: An Improved Group Convolution Based on Approximability Estimates

Downloads 48 (1,086,013)

Balanced Group Convolution: An Improved Group Convolution Based on Approximability Estimates

Number of pages: 26 Posted: 25 Oct 2023
Youngkyu Lee, Jongho Park and Chang-Ock Lee
Korea Advanced Institute of Science and Technology (KAIST), King Abdullah University of Science and Technology (KAUST) and Korea Advanced Institute of Science and Technology (KAIST)
Downloads 24 (1,445,011)

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Convolutional layer, Group convolution, Approximability estimate

Balanced Group Convolution: An Improved Group Convolution Based on Approximability Estimates

Number of pages: 47 Posted: 11 Jul 2024
Youngkyu Lee, Jongho Park and Chang-Ock Lee
Korea Advanced Institute of Science and Technology (KAIST), King Abdullah University of Science and Technology (KAUST) and Korea Advanced Institute of Science and Technology (KAIST)
Downloads 24 (1,445,011)

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Convolutional layer, Group convolution, Approximability estimate

3.

Automatic Discovery of Optimal Meta-Solvers Via Multi-Objective Optimization

Number of pages: 35 Posted: 04 Feb 2025
Youngkyu Lee, Shanqing Liu, Jérôme Darbon and George Em Karniadakis
Korea Advanced Institute of Science and Technology (KAIST), Brown University, Brown University and Brown University
Downloads 43 (1,157,785)
Citation 1

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operator learning, Preconditioning, Hybridization, Spectral bias, Numerical optimization, Pareto optimality