# Plotting principle component analysis (PCA)

`plotTssPCA.Rd`

Calculates principle component analysis (PCA) of all samples and creates a biplot which includes the position of each sample in terms of PC1 and PC2.

    plotTssPCA(object, TSS.threshold =10)

    # S4 method for TSSr
    plotTssPCA(object, TSS.threshold = 10)

## Arguments

object | A TSSr object.
TSS.threshold | Only TSSs with raw signal >= TSS.threshold will be included in PCA analysis

## Examples

    # \donttest{
    plotTssPCA(exampleTSSr)#> Plotting TSS PCA...#> pdf
    #>   2 # }