Heatmaps and Clustering

pheatmap (R) - Quick Heatmaps

library(pheatmap)
library(RColorBrewer)

# Basic heatmap with clustering
pheatmap(mat, scale = 'row', cluster_rows = TRUE, cluster_cols = TRUE)

# With annotations
annotation_col <- data.frame(
    Condition = metadata$condition,
    Batch = metadata$batch,
    row.names = colnames(mat)
)