All functions

generate_2d_n_arms_linked_star_data()

Generate a 2-dimensional linked star tree data

generate_2d_n_arms_star_data()

Generate a 2-dimensional star tree data

perturbate_knn()

Generate perturbated expression by k-NN data

perturbate_poisson()

Generate perturbated counts by the Poisson distribution

plot(<treefit>)

Plot estimated results

treefit()

Estimate the goodness-of-fit between tree models and data