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Re: Covariance Matrices in RhoCandidates [message #16343 is a reply to message #16237]

Wed, 16 April 2014 18:01

StefanoSpataro
Messages: 2736
Registered: June 2005
Location: Torino

first-grade participant

From: *to.infn.it

Sorry but I have not well understood, please excuse my ignoramce.
I suppose there can be negative values inside the covariance matrix, apart from the diagonal elements which must be positive. Now, how the eigenvectors enter and play a role? Are negative eigenvectors really problematic?

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[Message index]

		Covariance Matrices in RhoCandidates By: SHenssler on Tue, 25 March 2014 14:51
		Re: Covariance Matrices in RhoCandidates By: Ralf Kliemt on Tue, 25 March 2014 16:24
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Tue, 25 March 2014 16:43
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Tue, 25 March 2014 17:22
		Re: Covariance Matrices in RhoCandidates By: Ralf Kliemt on Tue, 25 March 2014 17:39
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Tue, 25 March 2014 22:13
		Re: Covariance Matrices in RhoCandidates By: Ralf Kliemt on Wed, 26 March 2014 08:01
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Wed, 26 March 2014 09:26
		Re: Covariance Matrices in RhoCandidates By: Ralf Kliemt on Fri, 28 March 2014 13:35
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Thu, 03 April 2014 12:14
		Re: Covariance Matrices in RhoCandidates By: Ralf Kliemt on Fri, 04 April 2014 16:09
		Re: Covariance Matrices in RhoCandidates By: StefanoSpataro on Fri, 04 April 2014 16:17
		Re: Covariance Matrices in RhoCandidates By: Ralf Kliemt on Fri, 04 April 2014 16:21
		Re: Covariance Matrices in RhoCandidates By: StefanoSpataro on Wed, 16 April 2014 18:01
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Wed, 16 April 2014 19:37
		Re: Covariance Matrices in RhoCandidates By: StefanoSpataro on Wed, 16 April 2014 22:02
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Thu, 17 April 2014 10:08
		Re: Covariance Matrices in RhoCandidates By: StefanoSpataro on Thu, 17 April 2014 10:13
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Thu, 17 April 2014 13:10
		Re: Covariance Matrices in RhoCandidates By: StefanoSpataro on Thu, 17 April 2014 13:43
		Re: Covariance Matrices in RhoCandidates By: SHenssler on Thu, 17 April 2014 13:58

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