an incomplete Cholesky factorization of a symmetric positive definite matrix is a sparse approximation of the Cholesky factorization. An incomplete Cholesky...
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In linear algebra, the Cholesky decomposition or Cholesky factorization (pronounced /ʃəˈlɛski/ shə-LES-kee) is a decomposition of a Hermitian, positive-definite...
56 KB (8,348 words) - 18:46, 28 May 2025
linear algebra, an incomplete LU factorization (abbreviated as ILU) of a matrix is a sparse approximation of the LU factorization often used as a preconditioner...
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mathematician, Incomplete Cholesky factorization, Symbolic Cholesky decomposition. This disambiguation page lists articles associated with the title Cholesky. If...
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LU decomposition (redirect from LU-factorization)
decomposition Bruhat decomposition Cholesky decomposition Crout matrix decomposition Incomplete LU factorization LU Reduction Matrix decomposition QR...
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unpredictable. An example of a commonly used preconditioner is the incomplete Cholesky factorization. It is important to keep in mind that we don't want to invert...
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use of the conjugate gradient method preconditioned with incomplete Cholesky factorization). The idea behind the ADI method is to split the finite difference...
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an approach to selecting sparsity patterns. Incomplete Cholesky factorization Incomplete LU factorization Successive over-relaxation Symmetric successive...
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an incomplete LU decomposition Kaczmarz method Preconditioner Incomplete Cholesky factorization — sparse approximation to the Cholesky factorization Incomplete...
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a low-rank approximation of the Gram matrix (such as the incomplete Cholesky factorization), running time and memory requirements of kernel-embedding-based...
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means that the Cholesky factor can be applied with fewer arithmetic operations. (Sometimes it may also pertain to an incomplete Cholesky factor used as...
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across multiple machines, while utilizing a row-based Incomplete Cholesky Factorization to decrease both memory and computation requirements. This approach...
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} Arithmetic operations like multiplication, inversion, and Cholesky or LR factorization of H2-matrices can be implemented based on two fundamental operations:...
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truncated Neumann series preconditioner, incomplete twisted factorizations, and the incomplete factorization based on the so-called "vdv" ordering. He...
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recovered in O ( n 3 ) {\displaystyle O(n^{3})} time (e.g., by using an incomplete Cholesky decomposition of X). The space of semidefinite matrices is a convex...
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Schäfer, Florian; Katzfuss, Matthias; Owhadi, Houman (2021). "Sparse Cholesky Factorization by Kullback–Leibler Minimization". SIAM Journal on Scientific Computing...
39 KB (4,270 words) - 04:03, 20 June 2025