14.1 ML Setup

20210102 Packages used in this chapter include ROCR (Sing et al. 2020), ggplot2 (Wickham, Chang, et al. 2023), rpart (Therneau and Atkinson 2022), and rattle (G. Williams 2023).

Packages are loaded into the currently running R session from your local library directories on disk. Missing packages can be installed using utils::install.packages() within R. On Ubuntu, for example, R packages can also be installed using $ wajig install r-cran-<pkgname>.

# Load required packages from local library into the R session.

library(ROCR)         # Use prediction() for evaluation.
library(ggplot2)      # Display evaluations.
library(rattle)       # Dataset: weather.
library(rpart)        # ML: decision tree rpart().
library(scales)       # Support: commas(), percent().

References

Sing, Tobias, Oliver Sander, Niko Beerenwinkel, and Thomas Lengauer. 2020. ROCR: Visualizing the Performance of Scoring Classifiers. http://ipa-tys.github.io/ROCR/.
Therneau, Terry, and Beth Atkinson. 2022. Rpart: Recursive Partitioning and Regression Trees. https://CRAN.R-project.org/package=rpart.
Wickham, Hadley, Winston Chang, Lionel Henry, Thomas Lin Pedersen, Kohske Takahashi, Claus Wilke, Kara Woo, Hiroaki Yutani, and Dewey Dunnington. 2023. Ggplot2: Create Elegant Data Visualisations Using the Grammar of Graphics. https://CRAN.R-project.org/package=ggplot2.
Williams, Graham. 2023. Rattle: Graphical User Interface for Data Science in r. https://rattle.togaware.com/.


Your donation will support ongoing availability and give you access to the PDF version of this book. Desktop Survival Guides include Data Science, GNU/Linux, and MLHub. Books available on Amazon include Data Mining with Rattle and Essentials of Data Science. Popular open source software includes rattle, wajig, and mlhub. Hosted by Togaware, a pioneer of free and open source software since 1984. Copyright © 1995-2022 Graham.Williams@togaware.com Creative Commons Attribution-ShareAlike 4.0