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Re: normalisation of PCA bands [message #77977 is a reply to message #77968]

Thu, 13 October 2011 09:14

lecacheux.alain
Messages: 325
Registered: January 2008

Senior Member

On 13 oct, 09:58, eva.ivits-was...@ext.jrc.ec.europa.eu wrote:
> Good morning!
>
> How can I normalise PCA bands so that they have values between -1 and
> 1? Is it a simple min-max scaling or is there a more sophisticated,
> correct way to do it?
>
> Thanks in advance,
> Eva

You may use the STANDARDIZE function which normalizes the variance and
subtracts the average of each band.
alx.

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[Message index]

		Re: normalisation of PCA bands By: lecacheux.alain on Fri, 14 October 2011 04:51
		Re: normalisation of PCA bands By: eva.ivits-wasser on Fri, 14 October 2011 00:59
		Re: normalisation of PCA bands By: lecacheux.alain on Thu, 13 October 2011 09:14

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