[GRASS-user] GRASS 6.4.3 - Technical questions on Landsat TM/ETM+/OLI and other

Nikos Alexandris nik at nikosalexandris.net
Wed Dec 18 17:27:52 PST 2013


Nikos:

..
> i.pca (in GRASS7) which can perform first a forward PCA, filter Components
> (essentialy keep only Components whose sum of eigenvalues are >=...
..

It's too late here... so correction: the above would be the importance 
percentage. And, obviously, if you check the i.pca manual (G7 only), the 
parameter is called "percent". What a surprise :D

Nikos





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