\name{alpha1MR}
\alias{alpha1MR}
\title{Compute alpha weights}
\usage{
  alpha1MR(pv, threshold = max(pv))
}
\arguments{
  \item{pv}{vector of p-values}

  \item{threshold}{the threshold value that was used to
  select DE genes}
}
\description{
  Transform a vector of p-values into weights.
}
\details{
  Computes a set of weights from p-values using the formula
  \code{1-pv/threshold}.
}
\examples{
load(system.file("extdata/E-GEOD-21942.topTable.RData", package = "ROntoTools"))

head(alpha1MR(top$adj.P.Val))
}
\author{
  Calin Voichita and Sorin Draghici
}
\seealso{
  \code{\link{pe}}
}