A Robust Preconditioner with Low Memory Requirements for Large Sparse Least Squares Problems (Q4442481)
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scientific article; zbMATH DE number 2030240
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A Robust Preconditioner with Low Memory Requirements for Large Sparse Least Squares Problems |
scientific article; zbMATH DE number 2030240 |
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A Robust Preconditioner with Low Memory Requirements for Large Sparse Least Squares Problems (English)
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20 January 2004
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large sparse least squares problems
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CGLS
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robust incomplete factorization
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incomplete \(C\)-orthogonalization
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incomplete QR factorization
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preconditioning
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comparison of methods
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conjugate gradient least squares method
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algorithm
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normal equations
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numerical experiments
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