is.constant {GeneTS} | R Documentation |
is.constant
is a utility function that
checks whether a time series is constant.
is.constant(x)
x |
vector or matrix with time series data (one time series per column) |
A vector with a boolean statement (TRUE
or FALSE
) for each time series.
Korbinian Strimmer (http://www.stat.uni-muenchen.de/~strimmer/).
# load GeneTS library library(GeneTS) # load data set data(caulobacter) # any constant genes? sum(is.constant(caulobacter)) # but here: series.1 <- rep(1, 10) series.2 <- seq(1, 10) is.constant( cbind(series.1, series.2) )