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tools
Function Objects and Pipelines in R

Function Objects and Pipelines in R

RTools & Languagespipelines in rRtoolsposted by John Mount August 27, 2019

Composing functions and sequencing operations are core programming concepts. Some notable realizations of sequencing or pipelining operations include: Unix’s |-pipe CMS Pipelines. F#‘s forward pipe operator |>. Haskel’s Data.Function & operator. The R magrittr forward pipe. Scikit-learn‘s sklearn.pipeline.Pipeline. The idea is: many important calculations can be considered as a sequence of transforms applied to... Read more
Factors in R

Factors in R

RTools & LanguagesfactoringfactorsRtoolsposted by Steve Miller August 9, 2019

The factor is a foundational data type in R. Factors are generally used to represent categorical variables, which may be intrinsically unordered (nominal) or ordered (ordinal). While the underlying data is often character, factors can be built on numerics as well. Factor variables are stored as integers pointing to unique... Read more
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