restoreFromPCA: restore original data from PCA
In Morpho: Calculations and Visualisations Related to Geometric Morphometrics
View source: R/restoreShapes.r
restoreFromPCA R Documentation
restore original data from PCA
Description
restore original data from PCA by reverting rotation and centering
Usage
restoreFromPCA(scores, rotation, center)
Arguments
scores
matrix containing the PC-scores
rotation
matrix containing the PCs
center
vector containing the center
Examples
myirispca <- prcomp(iris[,1:4])
myirisRecovered <- restoreFromPCA(myirispca$x,myirispca$rotation,myirispca$center)
all.equal(myirisRecovered,as.matrix(iris[,1:4]))
Morpho documentation built on Feb. 16, 2023, 10:51 p.m.
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View source: R/restoreShapes.r
| restoreFromPCA | R Documentation |
restore original data from PCA
Description
restore original data from PCA by reverting rotation and centering
Usage
restoreFromPCA(scores, rotation, center)
Arguments
scores |
matrix containing the PC-scores |
rotation |
matrix containing the PCs |
center |
vector containing the center |
Examples
myirispca <- prcomp(iris[,1:4]) myirisRecovered <- restoreFromPCA(myirispca$x,myirispca$rotation,myirispca$center) all.equal(myirisRecovered,as.matrix(iris[,1:4]))
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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