modRatios
recasts a data set with N feature columns as a new
data set with N * (N - 1) / 2 feature (log-)ratio columns.
modRatios(object, alpha = NA)
An ExprsArray
object. The object that should undergo a
replication of some feature selection and dimension reduction history.
A numeric scalar. This argument guides
a Box-Cox transformation to approximate log-ratios in the
presence of zeros. Skip with NA
.
A pre-processed ExprsArray
object.