collapse: Collapse duplicate ids

In AlexanderKirchmair/datamisc: Various functions for data handling

Collapse duplicate ids

Description

Collapse duplicate ids

Usage

collapse(
  data,
  ids,
  select_by = NULL,
  average_by = NULL,
  decreasing = TRUE,
  ...
)

Arguments

data	matrix/data.frame
ids	vector of row identifiers
select_by	FUN for calculating stat by which duplicates are selected (applied to each row)
average_by	FUN for calculating averages of duplicate rows
decreasing	sort selecting stat increasingly/decreasingly (default = TRUE)
...

AlexanderKirchmair/datamisc documentation built on June 13, 2025, 5:26 a.m.