List questions from matrix-decomposition

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inferring relationships between multivariate sets based on table values that may be incomplete (ie a matrix that has some blank elements)?

Published on 19 Dec 2020 - 0:10

500

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Minimizing number of multiplication signs in Computational linear algebra for kind of such these examples

Published on 25 Mar 2026 - 20:36

77

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$\lVert A^TA\rVert_2$=$\lVert A\rVert_2^2$ and $\kappa_2(A^TA)=\kappa_2(A)^2$

Published on 21 Dec 2020 - 23:53

452

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Unconstrained matrix factorization vs SVD

Published on 31 Mar 2026 - 20:50

54

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Markov's Chain stationary matrix determination

Published on 23 Dec 2020 - 19:56

89

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Almost similar matrices and eigenvalues

Published on 25 Mar 2026 - 20:32

380

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Decomposition of the matrix exponential (of the covariance matrix)

Published on 28 Mar 2026 - 16:05

148

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Solving System of equations and L-U decomposition of matrices

Published on 29 Dec 2020 - 0:58

104

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Partial eigendecomposition of a positive semi-definite matrix

Published on 26 Mar 2026 - 18:56

932

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Bounds on spectral norm

Published on 05 Apr 2026 - 0:02

34

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Generalising positive semi-definiteneness of 2×2 to N×N matrix

Published on 23 Feb 2026 - 10:20

82

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If $U^T U = I_k$, $V^T V = I_{d-k}$, and $U^T V \approx 0$, is $U U^T + V V^T \approx I_d$?

Published on 31 Mar 2026 - 21:34

86

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When does a log-convex function not form an positive semi-definite matrix?

Published on 23 Feb 2026 - 10:15

58

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How to find the matrix $G$?

Published on 30 Mar 2026 - 11:56

75

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Error between truncated randomized SVD and truncated SVD

Published on 29 Mar 2026 - 12:40

List Question

inferring relationships between multivariate sets based on table values that may be incomplete (ie a matrix that has some blank elements)?

Minimizing number of multiplication signs in Computational linear algebra for kind of such these examples

$\lVert A^TA\rVert_2$=$\lVert A\rVert_2^2$ and $\kappa_2(A^TA)=\kappa_2(A)^2$

Unconstrained matrix factorization vs SVD

Markov's Chain stationary matrix determination

Almost similar matrices and eigenvalues

Decomposition of the matrix exponential (of the covariance matrix)

Solving System of equations and L-U decomposition of matrices

Partial eigendecomposition of a positive semi-definite matrix

Bounds on spectral norm

Generalising positive semi-definiteneness of 2×2 to N×N matrix

If $U^T U = I_k$, $V^T V = I_{d-k}$, and $U^T V \approx 0$, is $U U^T + V V^T \approx I_d$?

When does a log-convex function not form an positive semi-definite matrix?

How to find the matrix $G$?

Error between truncated randomized SVD and truncated SVD

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