generate_2d_n_arms_linked_star_data {treefit} | R Documentation |
Generate a 2-dimensional linked star tree data
Description
Generate a 2-dimensional linked star tree data. Each
star tree data contain n_samples_vector[i]
data points and fit
a star tree with n_arms_vector[i]
arms.
Usage
generate_2d_n_arms_linked_star_data(n_samples_vector, n_arms_vector, fatness)
Arguments
n_samples_vector |
The vector of the number of samples to be
generated. For example, |
n_arms_vector |
The vector of the number of arms to be
generated. For example, |
fatness |
How fat from the based tree. |
Value
A generated martix
. The rows and columns correspond to
samples and features.
Examples
# Generate a 2-dimensional linked star tree data that contain
# 200-400-300 data points and fit a linked star tree with 3-5-4
# arms. The generated data are a bit noisy but tree-like.
linked_star.tree_like <-
treefit::generate_2d_n_arms_linked_star_data(c(200, 400, 300),
c(3, 5, 4),
0.1)
plot(linked_star.tree_like)
# Generate a 2-dimensional linked star tree data that contain
# 300-200 data points and fit a linked star tree with 4-3 arms.
# The generated data are very noisy and less tree-like.
linked_star.less_tree_like <-
treefit::generate_2d_n_arms_linked_star_data(c(300, 200),
c(4, 3),
0.9)
plot(linked_star.less_tree_like)