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Re: Correlation between bands using IDL [message #72037 is a reply to message #72013]

Tue, 03 August 2010 23:49

rogass
Messages: 200
Registered: April 2008

Senior Member

On 3 Aug., 11:30, Lavanya <lavany...@gmail.com> wrote:
> Hi,
>
> I am pretty much new in using IDL. I have been trying to read
> multiband image data using envi_select and envi_file_query, where i
> get the information about the data im using.
> Now how could i find the correlation between any two bands (here the
> number of bands i have is 242)
> Finally i need to generate a output correlation matrix of 242 * 242.
> Please help me how can i go about.
>
> Thanks

Hi,
i don't understand what you want to do. Do you want to correlate
pixel1 band1 with pixel2 band2, pixel1 band1 with pixel2 band3 and so
on for all pixel and bands?

Regards Chris

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[Message index]

		Re: Correlation between bands using IDL By: Lavanya on Wed, 04 August 2010 22:10
		Re: Correlation between bands using IDL By: rogass on Tue, 03 August 2010 23:49
		Re: Correlation between bands using IDL By: d.poreh on Tue, 03 August 2010 05:34
		Re: Correlation between bands using IDL By: rogass on Thu, 05 August 2010 00:25

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