plotDensity {yarn} | R Documentation |
Plots the density of the columns of a matrix. Wrapper for matdensity
.
plotDensity(obj, groups = NULL, normalized = FALSE, legendPos = NULL, ...)
obj |
ExpressionSet object |
groups |
Vector of labels for each sample or a column name of the phenoData slot for the ids to filter. Default is the column names. |
normalized |
TRUE / FALSE, use the normalized matrix or log2-transformed raw counts |
legendPos |
Legend title position. If null, does not create legend by default. |
... |
Extra parameters for matdensity. |
A density plot for each column in the ExpressionSet object colored by groups
data(skin) filtData <- filterLowGenes(skin,"SMTSD") plotDensity(filtData,groups="SMTSD",legendPos="topleft") # to remove the legend plotDensity(filtData,groups="SMTSD")