Description Usage Arguments Details
Performs a principal components analysis from the pca
function of the mixOmics
package.
1 2 3 |
X |
a numeric matrix (or data frame) which provides the data for the principal components analysis. It can contain missing values. |
ncomp |
integer, if data is complete |
center |
a logical value indicating whether the variables should be shifted to be zero centered.
Alternately, a vector of length equal the number of columns of |
scale |
a logical value indicating whether the variables should be scaled to have
unit variance before the analysis takes place. The default is |
max.iter |
integer, the maximum number of iterations in the NIPALS algorithm. |
tol |
a positive real, the tolerance used in the NIPALS algorithm. |
... |
not used. |
see pca
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