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Questions about the properties of vector spaces and linear transformations, including linear systems in general.

1 vote

Is it possible to perform PCA on a multimensional array?

Yes, it is widely used in 2D direction of arrival in communications. You should look for the original papers by Stoica. This is one. (https://link.springer.com/article/10.1007/BF01827811) Take a look …
Manel Martínez-Ramón's user avatar
1 vote

General results regarding linear separability?

Linear separability is only guaranteed if $k\leq n+1$. Vapnik and chervonenkis easily proved that an affine hyperplane in a space of dimension $n$ can at most shatter (classify in all possible arbitra …
Manel Martínez-Ramón's user avatar