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SONO (Scores Of Nominal Outlyingness)

The SONO (Scores Of Nominal Outlyingness) R package includes a function that can be used for detecting outliers in data sets consisting of nominal data. Some of the capabilities of the package include:

A detailed description of the methods included in the package can be found in Costa, E., & Papatsouma, I. (2025). A novel framework for quantifying nominal outlyingness.

Installation

The package can be installed using devtools.

# install.packages("devtools")
devtools::install_github('EfthymiosCosta/SONO')

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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