April 2019 “R in the high performance computing center: Intro to MPI and massive arrays.” [ES]
A two-hour talk introducing how to work with MPI in R (
Rmpi) and handling huge data arrays (
ff), followed by some hands-on examples.
March 2019 “R in the high performance computing center: Parallelizing.” [ES]
A two-hour talk presenting how to parallelize R code (
for loops into
lapply, passing parameters from bash to my R script and run it in a SLURM cluster.
May 2017 “Optimizing your R code!” [ES]
A two-hour talk presenting tools and tips that allow to evaluate and make the most of the execution time of R code: profiling, benchmarking,
compiler, pre-allocating memory, vectorization, standard and internal functions,
for (scopes and translation), parallelism (