# Definitions for developers starting with letter R

**Regression**definition Definition any kind of model to any kind of data. This use of the term 'regression' is a historical accident; it is only indirectly related compare**R**definition Explain An open-source programming language and environment for statistical computing and graph generation available for Linux, Windows, and Mac why**Ruby**definition What is appeared in 1996. Ruby is popular in the data science community, but not as popular as Python, which has more specialized libraries how better**Root Mean Squared Error**definition Meaning Squared Error. This is more popular than Mean Squared Error because taking the square root of a figure built from the squares of the when**Forest Random**definition Abbreviation classification that uses a collection of tree data structures. “To classify a new object from an input vector, put the input vector down determines**Learning Reinforcement**definition How to in which the process is not given specific goals to meet but, as it makes decisions, is instead given indications of whether it’s doing comparing to

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Definition of Reinforcement learning definition random forest explain Root Mean Squared Error what is Ruby meaning R abbreviation regression how to. description.

What is Regression definition R explain Ruby what is Root Mean Squared Error in web development.