Efficient Accumulation in R

July 28, 2015
By

(This article was first published on Revolutions, and kindly contributed to R-bloggers)

by John Mount
Data Scientist, Win-Vector LLC

R has a number of very good packages for manipulating and aggregating data (plyr, sqldf, RevoScaleR, data.table, and more), but when it comes to accumulating results the beginning R user is often at sea. The R execution model is a bit exotic so many R users are very uncertain which methods of accumulating results are efficient and which are inefficient.

NewImage Accumulating wheat (Photo: Cyron Ray Macey, some rights reserved)

In this latest "R as it is" we will quickly become expert at efficiently accumulating results in R. To read more please click here.

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