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Alpha and beta diversity plots stratified by sample variables

Usage

plot_alpha_by(
  pseq,
  vars,
  metadata = sample_data(pseq)[, vars],
  notch = TRUE,
  adjust_formula,
  alpha_p
)

plot_beta_by(pseq, vars, dist_mtrx)

Arguments

pseq

An object of class phyloseq

vars

Character vector. Names of variables in sample_data to stratify by.

metadata

Data.frame. Defaults to sample_data(pseq)[,vars], but this allows the use of say, a calculated variable without having to modify the pseq.

notch

Logical. Whether or not to return notched boxplots.

dist_mtrx

Matrix. Matrix of between-group distances, e.g. as returned by phyloseq::distance().