See how to join two data sets by one or more common columns using base R’s merge function, dplyr join functions, and the speedy data.table package. R has a number of quick, elegant ways to join data ...

After covering a recent session on data munging with Excel, I wanted to see how those tasks could be accomplished in R. Surely anything you can do in a spreadsheet should be doable in a platform ...

See how to query documents using natural language, LLMs, and R—including dplyr-like filtering on metadata. Plus, learn how to use an LLM to extract structured data for text filtering. One of the ...

A “dummy” or “indicator” variable takes on a value of either 0 or 1. The appeal of these particular values is that they are numerical and can be used with routines that only accept numerical data ...

Forbes contributors publish independent expert analyses and insights. I write about how to drive more value with data and analytics. As data becomes increasingly ubiquitous, companies are desperately ...