Description Usage Arguments Details Value Note Author(s) References See Also Examples
Generate three types of sketch matrix
1 |
m |
a positive integer, the user-specified projection dimension. |
n |
a positive integer, the sample size. |
type |
a character, specify the type of of sketch matrix and include 'subGaussian', 'ROS' and 'subSampling', default as ROS. |
The argument type specify the type of of sketch matrix, where 'subGaussian' is Sub-Gaussian sketch, 'ROS' is Randomized Orthogonal System (ROS) sketch matrix, and 'subSampling' is Sub-sampling sketch matrix.
return a m*n sketch matrix.
nothing
Liu Wei
nothing.
nothing
1 2 |
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