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2009 Oct 19
2
how to get rid of 2 for-loops and optimize runtime
...A ... 40 50 2009 7 Q3 072009 A ... 50 ... Table is not exactly the same but gives a good idea what I have and what I want The code I have written (see below) does what I want but it is very very slow. It takes 129s for 400 rows. And the time gets four times higher each time I double the amount of rows. I'm new in programming in R, but I found that you can use Rprof and summaryRprof to analyse your code (output see below) But I don't really understand the output I guess I need code that requires linear...