# Calculate the auto-correlation time using only R. Consider using calc_act instead, as it is orders of magnitude faster

Source:`R/calc_act.R`

`calc_act_r.Rd`

Calculate the auto-correlation time using only R. Consider using calc_act instead, as it is orders of magnitude faster

## See also

Java code can be found here: https://github.com/CompEvol/beast2/blob/9f040ed0357c4b946ea276a481a4c654ad4fff36/src/beast/core/util/ESS.java#L161 # nolint URLs can be long