Estimation of means in graphical Gaussian models with symmetries

We study the problem of estimability of means in undirected graphical Gaussian models with symmetry restrictions represented by a colored graph. Following on from previous studies, we partition the variables into sets of vertices whose corresponding means are restricted to being identical. We find a...

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Bibliografiska uppgifter
Huvudupphovsmän: Gehrmann, H, Lauritzen, S
Materialtyp: Journal article
Språk:English
Publicerad: 2011