findDuplicates: findDuplicates

In sigbertklinke/findMatch: Matches observations based on strings with the Levensthein distance

Description

Finds possible duplicates in data set.

Usage

findDuplicates(data, var, dmax = 3, exclude = c("", "."),
  ignore.case = FALSE)

Arguments

data	data frame
var	character: name of variable
dmax	maximal levensthein distance for matching in text variables $l(t_i1,tj2]<dmax$), defaults to 3
exclude	entries to be excluded from the unique values, defaults to c('', '.')
ignore.case	if FALSE, the uniques values are case sensitive and if TRUE, case is ignored

Value

a list structure with possibly duplicates

Examples

set.seed(0)
# create two data sets where the second consists of
# 200 obs. only in t1, 200 obs. in t1 and t2 and
# 100 obs. only in t2
n <- list(c(200, 1), c(200, 1, 2), c(100, 2))
x <- generateTestData(n)
#
#
match <- findDuplicates(x[[1]], 'code')
head(match)

sigbertklinke/findMatch documentation built on July 12, 2019, 9:22 a.m.