collapse (@collapse_r) 's Twitter Profile
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@collapse_r

A C/C++ based package for advanced data transformation and statisical computing in R. Account managed by the author. #rcollapse

ID: 1267952404579917825

linkhttps://sebkrantz.github.io/collapse/ calendar_today02-06-2020 22:53:17

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@collapse_r

4 years ago

FYI: simple benchmark (330k rows, 65k groups, 6 cols) using latest CRAN binaries of {collapse}, {dplyr} & {data.table}. Results: (1) {collapse} is also competitive to {data.table} with base R functions. (2) {dplyr} code can run <= 100x faster using {collapse}. #RStats #tidyverse

FYI: simple benchmark (330k rows, 65k groups, 6 cols) using latest CRAN binaries of {collapse}, {dplyr} &amp; {data.table}. Results: (1) {collapse} is also competitive to {data.table} with base R functions. (2) {dplyr} code can run &lt;= 100x faster using {collapse}. #RStats #tidyverse