cluster, dplyr (>= 0.4.3), methods, stats
ade4, ggplot2, knitr, Matrix, microbenchmark, reshape2,
rmarkdown, StatMatch, testthat
ade4, ggplot2, knitr, Matrix, rmarkdown, testthat
ade4, ggplot2, knitr, Matrix, rmarkdown, testthat, tidytext
ade4, ggplot2, knitr, Matrix, rmarkdown, testthat (>= 2.1.0),
tidytext