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Fast algorithms for long sequences of sparse matrix products multiplying a vector?

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#linear-algebra #reference-request #computational-mathematics #sparse-matrices
273
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Inverse a sparse matrix

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#linear-algebra #inverse #numerical-linear-algebra #numerical-optimization #sparse-matrices
1.1k
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Solve banded linear system with large bandwidth but sparse interior band structure

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#linear-algebra #partial-differential-equations #matrix-decomposition #sparse-matrices
198
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Why does MINRES converge in 3 iterations on matrices of specific form?

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#linear-algebra #numerical-linear-algebra #sparse-matrices
387
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sparse linear system with simple rhs

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#linear-algebra #sparse-matrices
581
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Relationship between eigenvalues and matrix elements (Note: eigenspectrum gap and rescaling)

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#matrices #eigenvalues-eigenvectors #sparse-matrices
212
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Multiplying sparse matrices

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#sparse-matrices
823
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Identify generalized eigenvectors in MATLAB

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#matrices #eigenvalues-eigenvectors #sparse-matrices
809
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Can someone explain the role of sparsity in optimization?

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#convex-optimization #nonlinear-optimization #data-analysis #numerical-optimization #sparse-matrices
48
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Defining a factor on the unknown values of a vector to keep a fraction of it and eliminate the rest

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#optimization #computer-science #sparse-matrices
1.5k
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Diagonal approximation of the inverse of a sparse matrix

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#inverse #numerical-linear-algebra #sparse-matrices
284
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What techniques are useful for solving this sparse symmetric matrix?

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#matrices #systems-of-equations #matrix-decomposition #sparse-matrices
395
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Best way to solve these sparse symmetric positive definite almost-banded problems?

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#linear-algebra #positive-definite #symmetric-matrices #sparse-matrices
457
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Fast Eigenvector calculation of Markov state transition probability

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#numerical-methods #eigenvalues-eigenvectors #markov-chains #sparse-matrices
50
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The inverse of even band matrices

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#matrices #reference-request #symmetric-matrices #sparse-matrices #tridiagonal-matrices

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