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Speed-up suggestion #3

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schmeing opened this issue Dec 6, 2023 · 0 comments

schmeing commented Dec 6, 2023

Hi,

To drastically improve the speed you might want to consider using the %c-% operator from the collapse package:
https://stackoverflow.com/questions/24520720/subtract-a-constant-vector-from-each-row-in-a-matrix-in-r
https://cran.r-project.org/web/packages/collapse/index.html
https://cran.r-project.org/web/packages/collapse/collapse.pdf

For me the subtraction then ran in seconds per sample.

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