| C50 | C5.0 Decision Trees and Rule-Based Models Max Kuhn , Steve Weston , Mark Culp , Nathan Coulter , Ross Quinlan , RuleQuest Research , Rulequest Research Pty Ltd. |
| Cubist | Rule- And Instance-Based Regression Modeling Max Kuhn , Steve Weston , Chris Keefer , Nathan Coulter , Ross Quinlan , Rulequest Research Pty Ltd. |
| caret | Classification and Regression Training Max Kuhn , Jed Wing , Steve Weston , Andre Williams , Chris Keefer , Allan Engelhardt , Tony Cooper , Zachary Mayer , Brenton Kenkel , R Core Team , Michael Benesty , Reynald Lescarbeau , Andrew Ziem , Luca Scrucca , Yuan Tang , Can Candan , Tyler Hunt |
| contrast | A Collection of Contrast Methods Alan O'Callaghan , Max Kuhn , Steve Weston , Jed Wing , James Forester , Thorn Thaler |
| doMC | Foreach Parallel Adaptor for 'parallel' Folashade Daniel , Revolution Analytics , Steve Weston |
| doMPI | Foreach Parallel Adaptor for the Rmpi Package Steve Weston |
| doParallel | Foreach Parallel Adaptor for the 'parallel' Package Folashade Daniel , Microsoft Corporation , Steve Weston , Dan Tenenbaum |
| foreach | Provides Foreach Looping Construct Folashade Daniel , Hong Ooi , Rich Calaway , Microsoft , Steve Weston |
| iterators | Provides Iterator Construct Folashade Daniel , Revolution Analytics , Steve Weston |
| iterors | Fast, Compact Iterators and Tools Peter Meilstrup , Folashade Daniel , Revolution Analytics , Steve Weston , John A. Ramey , Kayla Schaefer , Hadley Wickham |
| itertools | Iterator Tools Steve Weston , Hadley Wickham |
| partDSA | Partitioning Using Deletion, Substitution, and Addition Moves Annette Molinaro , Adam Olshen , Karen Lostritto , Gregory Ryslik , Steve Weston |
| spThin | Functions for Spatial Thinning of Species Occurrence Records for Use in Ecological Models Matthew E. Aiello-Lammens , Robert A. Boria , Aleksandar Radosavljevic , Bruno Vilela , Robert P. Anderson , Robert Bjornson , Steve Weston |