krishna chandran

Last seen: 7 months ago | Active since 2015

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Question

Which is the fastest iterative algorithm for finding the largest elgenvalue of a symmteric large sparse matrix ?
I've been using the powermethod (since it does not require matrix inversion) for computing the largest eigenvalue but in some ca...

7 years ago | 1 answer | 0

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Question

How does "svds" function find singular values ?
I've come across a paper where it says that svds uses ARPACK library routines to compute the singular values. If I am not wrong ...

8 years ago | 0 answers | 0

0

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Question

How can I find the condition number of a large sparse matrix ?
I have a sparse matrix data which has 1)row index 2)column index and 3)non-zero matrix entries stored in 3 columns in a file. I ...

9 years ago | 0 answers | 0

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