[R] Reconstructing Datasets
angel_lul at hotmail.com
Fri Mar 4 11:11:42 CET 2005
You might want to have a look at function decevf in package pastecs.
It uses eigenvector filtering to reconstruct a signal using only the
most representative eigenvectors.
It is applied for time series but you could easily modify the code to
use it for spatial data also.
Laura Quinn wrote:
> Is it possible to recreate "smoothed" data sets in R, by performing a PCA
> and then reconstructing a data set from say the first 2/3 EOFs?
> I've had a look in the help pages and don't seem to find anything
> Thanks in advance,
> Laura Quinn
> Institute of Atmospheric Science
> School of Earth and Environment
> University of Leeds
> LS2 9JT
> tel: +44 113 343 1596
> fax: +44 113 343 6716
> mail: laura at env.leeds.ac.uk
> R-help at stat.math.ethz.ch mailing list
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
More information about the R-help