data.tree downloaded more than 100k times
data.tee, R’s package to handle tree structures, has grown a lot in popularity. In the three years since […]
data.tree
YAML: Define an R function
Learn how to use yaml to define hierarchic models with business logic in R.
2 Solving Math Puzzles with data.tree
I got a note from Karim Lahrichi, who even thinks about math when he’s supposed to be drinking […]
6 data.tree 0.3 ‘Apple Tree’ on CRAN: Now with tree plot!
Read about the exciting new features of the latest data.tree release. generate tree plots!
2 Reference semantics in R
R typically passes by parameters by value. But reference semantics does exist! Learn how to use it...
3 TreeMap World Population visualisation
This example is inspired by the examples of the treemap package. You’ll learn how to convert a data.frame […]
Solving Tic-Tac-Toe with R data.tree
In this post, we do a brute force solution of Tic-Tac-Toe, the well-known 3*3 game. You’ll learn how […]
data.tree 0.2.0 ‘Elder’ on CRAN
Today, the latest version of the data.tree package was published to CRAN. This version has been named Elder, as in […]
4 From good to bad and back: Convert data.tree to and ...
It is very easy to convert data.tree Nodes to and from list, JSON, networkD3, and other data structures. Examples and more!
How to convert an R data.tree to JSON
Learn how to convert a data.tree Node to a JSON representation, and back, using a custom converter.
7 ID3 Classification using data.tree
This introduction provides a stylized example of the capabilities of the R package data.tree. The code for the implementation of the (already a bit outdated) ID3 algorithm was written in less than an hour. This is possible because, thanks to the data.tree package, the implementation of the training algorithm follows the algorithm’s pseudo code almost line by line.
R package data.tree published to CRAN
Today, data.tree 0.1.6 was published to CRAN. It lets you manage hierarchical data, convert to and from data.frame, […]