\HeaderA{getProbeInfo}{Get Probe Information}{getProbeInfo}
\keyword{manip}{getProbeInfo}
\begin{Description}\relax
Get GeneChip probe information from root scheme file.
\end{Description}
\begin{Usage}
\begin{verbatim}
getProbeInfo(rootfile)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{rootfile}] name of ROOT scheme file, including full path.
\end{ldescription}
\end{Arguments}
\begin{Details}\relax
Extracts GeneChip probe information directly from \code{\LinkA{ROOT}{ROOT}} scheme file \code{rootfile}.
\end{Details}
\begin{Value}
a \code{list} with parameters:
\begin{ldescription}
\item[\code{nrows }] physical number of rows in the array.
\item[\code{ncols }] physical number of columns in the array.
\item[\code{nprobes }] number of probes on the array.
\item[\code{ncontrols }] number of controls on the array.
\item[\code{ngenes }] number of genes on the array.
\item[\code{nunits }] number of units on the array.
\item[\code{nprobesets }] umber of probesets on the array.
\item[\code{naffx }] number of AFFX controls on the array.
\end{ldescription}
\end{Value}
\begin{Author}\relax
Christian Stratowa
\end{Author}
\begin{Examples}
\begin{ExampleCode}
getProbeInfo(paste(.path.package("xps"),"schemes/SchemeTest3.root",sep="/"))
\end{ExampleCode}
\end{Examples}

