Stupid R tricks: using outer to create many data.frame subsets
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Selecting subsets of a data.frame is easy in R if you define the predicates manually. But if you need to define many conditions the standard slicing and subsetting methods are cumbersome. For this illustration I want to pick some large number of numerical ranges and label all of the rows that match any of the […]Want to share your content on R-bloggers? click here if you have a blog, or here if you don't.
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