R包：gplots经典热图

加载R包

# install.packages("gplots")

library("gplots")

数据

mat <- matrix(rnorm(1200), ncol=6)

画图1

heatmap.2(x=mat)

画图2

heatmap.2(x=mat, 
    Colv=FALSE, 
    dendrogram="row",
    scale="row",
    col="bluered",
    trace="none",
    ColSideColors=rep(c("green","orange"), each=3),
    labRow=FALSE,
    main="my heatmap",
    ylab="Genes",
    xlab="Samples")

参考

• https://biocorecrg.github.io/CRG_RIntroduction/heatmap-2-function-from-gplots-package.html