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Alexander Holmes


Last seen: oltre 2 anni fa |  Attivo dal 2018

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Fast method for findings which rows of a matrix are contained in another
I have two matrices, and . The rows of are a subset of the rows of , and I want to find the row indices of the rows in that c...

circa 4 anni fa | 2 risposte | 0

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Domanda


Solving similar sets of equations multiple times
I have several systems of equations that I want to solve. At each iterations, there's maybe fifty or so sets og equations I want...

oltre 4 anni fa | 0 risposte | 0

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Domanda


left eigenvectors using eigs with sparse matrices
Is there any way of using eigs (not eig) to calculate left eigenvectors of a sparse matrix?

oltre 4 anni fa | 1 risposta | 0

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Domanda


Produce equality matrix based on elements in vector.
Given two equally sized vectors A and B, is there any way to make a matrix C of 1's and zero's such that the kth row of C contai...

oltre 4 anni fa | 4 risposte | 0

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Domanda


Using eigs with singular matrix
I want to calculate the eigenvector corresponding to the 0 eigenvalue of a large, sparse singular matrix. However, if I try eigs...

quasi 5 anni fa | 1 risposta | 0

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Domanda


Linear equations with symbolic matrix
I have a set of equations of the form Ax=b, but some of the elements in the matrix are also variables (one variable (y) which I ...

oltre 5 anni fa | 3 risposte | 0

3

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Domanda


Restricting domain of values fzero will try
I am using fzero along with an implementation of the gillespie algorithm to determine a parameter (I know the vale of a paramete...

circa 6 anni fa | 2 risposte | 0

2

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Domanda


Error with parallel toolbox
I tried running code on a cluster using batch which I fills a 10000 by 10000 matrix with random numbers. I have a script runT...

circa 6 anni fa | 1 risposta | 0

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