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nhigham.com | ||
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jrhawley.ca
When collecting data from scientific experiments, it's often useful to compare individual samples against each other to see how similar they are. One way to do this is using the... |
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djalil.chafai.net
This post is devoted to few convex and compact sets of matrices that I like. The set \( {\mathcal{C}_n} \) of correlation matrices. A real \( {n\times n} \) matrix \( {C} \) is a correlation matrix when \( {C} \) is symmetric, semidefinite positive, with unit diagonal. This means that \[ C_{ii}=1, \quad C_{ji}=C_{ji},\quad \left\geq0 \] for every \(... |
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mattbaker.blog
Test your intuition: is the following true or false? Assertion 1: If $latex A$ is a square matrix over a commutative ring $latex R$, the rows of $latex A$ are linearly independent over $latex R$ if and only if the columns of $latex A$ are linearly independent over $latex R$. (All rings in this post... |
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vitalyobukhov.wordpress.com
Visit the post for more. |
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