Výsledky vyhľadávania - randomized generalized singular value decomposition (rsvd) algorithm
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Comparing RSVD and Krylov methods for linear inverse problems
ISSN: 0098-3004, 1873-7803Vydavateľské údaje: Elsevier Ltd 01.04.2020Vydané v Computers & geosciences (01.04.2020)“…In this work we address regularization parameter estimation for ill-posed linear inverse problems with an ℓ2 penalty. Regularization parameter selection is of…”
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A randomized exponential canonical correlation analysis method for data analysis and dimensionality reduction
ISSN: 0168-9274, 1873-5460Vydavateľské údaje: Elsevier B.V 01.06.2021Vydané v Applied numerical mathematics (01.06.2021)“… Mathematically, CCA resorts to solving a large-scale generalized eigenvalue problem. However, as the dimension of the data sets is much larger than the number of samples, CCA may suffer from the small-sample-size (SSS…”
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Representations and computation of the BT inverse and its randomized algorithms
ISSN: 0096-3003Vydavateľské údaje: Elsevier Inc 15.04.2026Vydané v Applied mathematics and computation (15.04.2026)“… It is verified that the BT inverse solution is the unique solution to a specific class of constrained singular linear equations. Utilizing…”
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A randomized generalized low rank approximations of matrices algorithm for high dimensionality reduction and image compression
ISSN: 1070-5325, 1099-1506Vydavateľské údaje: Oxford Wiley Subscription Services, Inc 01.01.2021Vydané v Numerical linear algebra with applications (01.01.2021)“… In order to reduce the cost of this algorithm, we propose a randomized GLRAM algorithm based on randomized singular value decomposition (RSVD…”
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Randomized GCUR decompositions
ISSN: 1019-7168, 1572-9044Vydavateľské údaje: New York Springer US 01.08.2024Vydané v Advances in computational mathematics (01.08.2024)“… Moreover, adopting the randomized algorithm to implement the truncation process of restricted singular value decomposition (RSVD…”
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Accelerated matrix completion algorithm using continuation strategy and randomized SVD
ISSN: 0377-0427Vydavateľské údaje: Elsevier B.V 01.09.2023Vydané v Journal of computational and applied mathematics (01.09.2023)“…The matrix completion (MC) problem aims to recover the complete matrix from the observed matrix with missing entries. The unknown matrix is generally assumed…”
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A Joint Inversion Algorithm for the Establishment of High-Accuracy 3-D Marine Gravity Field
ISSN: 0196-2892, 1558-0644Vydavateľské údaje: New York IEEE 2022Vydané v IEEE transactions on geoscience and remote sensing (2022)“… To solve this problem, this study innovatively puts forward a new method for establishing a high-accuracy 3-D marine gravity field by using a joint inversion algorithm…”
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A New Axial Constraint with Variable Angle for the Inversion of Gravity Data
ISSN: 0033-4553, 1420-9136Vydavateľské údaje: Cham Springer International Publishing 01.08.2020Vydané v Pure and applied geophysics (01.08.2020)“… We present a detailed iterative algorithm to solve the inverse…”
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Modified Truncated Randomized Singular Value Decomposition (MTRSVD) Algorithms for Large Scale Discrete Ill-posed Problems with General-Form Regularization
ISSN: 2331-8422Vydavateľské údaje: Ithaca Cornell University Library, arXiv.org 08.02.2018Vydané v arXiv.org (08.02.2018)“…\) is a regularization matrix. Our algorithms are inspired by the modified truncated singular value decomposition (MTSVD…”
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Randomized GCUR decompositions
ISSN: 2331-8422Vydavateľské údaje: Ithaca Cornell University Library, arXiv.org 06.04.2023Vydané v arXiv.org (06.04.2023)“… Moreover, adopting the randomized algorithm to implement the truncation process of restricted singular value decomposition (RSVD…”
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