baboonWorksFine

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visits	member for	2 years, 7 months
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6 Questions

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5	how to diagonalize a large sparse symmetric matrix, to get the eigenvalues and eigenvectors
2	For a covariance matrix, what would be the properties associated with the eigenvectors space of this matrix?
1	how to find co-prime numbers
1	What is the meaning of the multiplication of matrix which is composed of eigenvectors and the transpose of it?
1	What is the difference between $\mathbf X\mathbf X^\prime$ and $(\mathbf X-\mu)(\mathbf X-\mu)^\prime$?

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151 Reputation

+5	how to find co-prime numbers
+5	What is the difference between $\mathbf X\mathbf X^\prime$ and $(\mathbf X-\mu)(\mathbf X-\mu)^\prime$?
+10	how to diagonalize a large sparse symmetric matrix, to get the eigenvalues and eigenvectors
+5	What is the meaning of the multiplication of matrix which is composed of eigenvectors and the transpose of it?

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0 linear-algebra × 3	0 cryptography
0 matrices × 3	0 algorithms
0 statistics × 2	0 numerical-methods
0 general-topology

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