plot_pca: plot pca

In soulong/bioTools: a bundle of tools faciliating RNAseq DGEs analysis, enrichment analysis

plot pca

Description

pca plot for a matrix

Usage

plot_pca(
  data,
  metadata = NULL,
  color_by = NULL,
  shape_by = NULL,
  center = TRUE,
  scale = FALSE,
  return_data = FALSE
)

Arguments

data	A data-matrix or data-frame containing numerical data only, variables are expected to be in the rows and samples in the columns by default
metadata	data-frame containing metadata, strictly enforced that rownames(metadata) == colnames(mat). DEFAULT: NULL
color_by	color point by, one of column in metadata
shape_by	shape point by, one of column in metadata
center	center the data before performing PCA, same as prcomp() 'center' parameter
scale	scale the data before performing PCA, same as prcomp() 'scale' parameter

Value

list of ggplot2 object, or list of pca object

soulong/bioTools documentation built on Aug. 23, 2023, 1:35 a.m.