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% model_pca.tex
%
% Copyright (C) 2012 Jaakko Luttinen
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU General Public License.
%
% See the files LICENSE_LPPL and LICENSE_GPL for more details.
% PCA model
%\beginpgfgraphicnamed{model-pca}
\begin{tikzpicture}
% Define nodes
\node[obs] (y) {$y$};
\node[latent, above=of y, xshift=-1.2cm] (w) {$\mathbf{w}$};
\node[latent, above=of y, xshift=1.2cm] (x) {$\mathbf{x}$};
\node[latent, right=2cm of y] (t) {$\tau$};
% Connect the nodes
\edge {x,w,t} {y} ; %
% Plates
\plate {yx} {(x)(y)} {$N$} ;
\plate {} {(w)(y)(yx.north west)(yx.south west)} {$M$} ;
\end{tikzpicture}
%\endpgfgraphicnamed
%%% Local Variables:
%%% mode: tex-pdf
%%% TeX-master: "example"
%%% End:
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