Some thoughts about the relationship between vectorized and devectorized code in #rstats and #JuliaLang: bit.ly/1jxcZ8I

The Relationship between Vectorized and Devectorized Code

Introduction Some people have come to believe that Julia’s vectorized code is unusably slow. To correct this misconception, I outline a naive benchmark below that suggests that Julia’s vectorized...

johnmyleswhite.com
10
19
28
@johnmyleswhite Nice write up. One thing I like about Rcpp is that it makes it easy to write de-vectorised R-like code
1
4
Replying to @hadleywickham
.@dickoah and I looked at #Rcpp variant: 4900-fold gain. But chosen function is just silly. /cc @hadleywickham @johnmyleswhite

Dec 22, 2013 · 9:59 PM UTC

1
2
This tweet is unavailable
@malarky67 Lots of things look that like: many likelihood calculations, for example.
1