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Akwum Onwunta
Publication Activity (10 Years)
Years Active: 2015-2023
Publications (10 Years): 10
Top Topics
Risk Averse
Optimal Control
Nonnegative Matrix
Optimization Problems
Top Venues
CoRR
SIAM/ASA J. Uncertain. Quantification
SIAM J. Matrix Anal. Appl.
Numer. Linear Algebra Appl.
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Publications
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Harbir Antil
,
Sergey Dolgov
,
Akwum Onwunta
TTRISK: Tensor train decomposition algorithm for risk averse optimization.
Numer. Linear Algebra Appl.
30 (3) (2023)
Harbir Antil
,
Sergey Dolgov
,
Akwum Onwunta
State-constrained Optimization Problems under Uncertainty: A Tensor Train Approach.
CoRR
(2023)
Valentin Leplat
,
Le Thi Khanh Hien
,
Akwum Onwunta
,
Nicolas Gillis
Deep Nonnegative Matrix Factorization with Beta Divergences.
CoRR
(2023)
Harbir Antil
,
Thomas S. Brown
,
Ratna Khatri
,
Akwum Onwunta
,
Deepanshu Verma
,
Mahamadi Warma
Optimal Control, Numerics, and Applications of Fractional PDEs.
CoRR
(2021)
Harbir Antil
,
Howard C. Elman
,
Akwum Onwunta
,
Deepanshu Verma
Novel Deep neural networks for solving Bayesian statistical inverse.
CoRR
(2021)
Harbir Antil
,
Sergey Dolgov
,
Akwum Onwunta
TTRISK: Tensor Train Decomposition Algorithm for Risk Averse Optimization.
CoRR
(2021)
Howard C. Elman
,
Akwum Onwunta
Reduced-order modeling for nonlinear Bayesian statistical inverse problems.
CoRR
(2019)
Peter Benner
,
Akwum Onwunta
,
Martin Stoll
A Low-Rank Inexact Newton-Krylov Method for Stochastic Eigenvalue Problems.
Comput. Methods Appl. Math.
19 (1) (2019)
Peter Benner
,
Akwum Onwunta
,
Martin Stoll
Block-Diagonal Preconditioning for Optimal Control Problems Constrained by PDEs with Uncertain Inputs.
SIAM J. Matrix Anal. Appl.
37 (2) (2016)
Peter Benner
,
Akwum Onwunta
,
Martin Stoll
Low-Rank Solution of Unsteady Diffusion Equations with Stochastic Coefficients.
SIAM/ASA J. Uncertain. Quantification
3 (1) (2015)