sample_n: Sample n shapes

In Momocs: Morphometrics using R

Sample n shapes

Description

Sample n shapes from a Momocs object. See examples and ?dplyr::sample_n.

Usage

sample_n(tbl, size, replace, fac, ...)

Arguments

tbl	a Momocs object (Coo, Coe)
size	numeric how many shapes should we sample
replace	logical whether sample should be done with ot without replacement
fac	a column name if a $fac is defined; size is then applied within levels of this factor
...	additional arguments to dplyr::sample_n and to maintain generic compatibility

Value

a Momocs object of same class

See Also

Other handling functions: arrange(), at_least(), chop(), combine(), dissolve(), fac_dispatcher(), filter(), mutate(), rename(), rescale(), rm_harm(), rm_missing(), rm_uncomplete(), rw_fac(), sample_frac(), select(), slice(), subsetize()

Examples

# samples 5 bottles no matter their type
sample_n(bot, 5)
# 5 bottles of beer and of whisky
table(sample_n(bot, 5, fac="type")$type)
# many repetitions
table(names(sample_n(bot, 400, replace=TRUE)))

Momocs documentation built on Nov. 13, 2023, 5:07 p.m.