Extra String Manipulation Functions (strex)
There are some things that I wish were easier with the ‘stringr’ or ‘stringi’ packages. The foremost of these is the extraction of numbers from strings …

Regression Optimized: Numerical Approach for Multivariate Classification and Regression Trees (ROP)
Trees Classification and Regression using multivariate nodes calculated by an exhaustive numerical approach. We propose a new concept of decision tree, …

Data Preprocessing (smartdata)
Eases data preprocessing tasks, providing a data flow based on a pipe operator which eases cleansing, transformation, oversampling, or instance/feature …

Simultaneous Threshold Interaction Modeling Algorithm (stima)
Regression trunk model estimation proposed by Dusseldorp and Meulman (2004) <doi:10.1007/bf02295641> and Dusseldorp, Conversano, Van Os (2010) &l …

A Generator of Multidimensional Noise (ambient)
Generation of natural looking noise has many application within simulation, procedural generation, and art, to name a few. The ‘ambient’ package provid …

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