Being PC: Principal Components and Dark Energy

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dc.creatorde Putter, Roland
dc.creatorLinder, Eric V.
dc.date2008-12-09
dc.date.accessioned2026-07-07T12:11:35Z
dc.date.available2026-07-07T12:11:35Z
dc.descriptionPrincipal component analysis is considered as an addition to the well-tested parametrization w(a)=w_0+w_a(1-a) for the dark energy equation of state. This brief note cautions against some unjustified assumptions in interpretation of PCA calculations, giving quantified examples.
dc.description4 pages, 3 figures
dc.identifierhttps://arxiv.org/abs/0812.1794
dc.identifierhttp://arxiv.org/abs/0812.1794
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/210262
dc.subjectAstrophysics
dc.titleBeing PC: Principal Components and Dark Energy
dc.typetext

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