Replaces missing values values.
Usage
replace_NA(x, ...)
# S4 method for class 'matrix'
replace_NA(x, value = 0)
# S4 method for class 'data.frame'
replace_NA(x, value = 0)Arguments
- x
An R object (should be a
matrixor adata.frame).- ...
Currently not used.
- value
A possible replacement value.
See also
Other data cleaning tools:
clean_whitespace(),
remove_Inf(),
remove_NA(),
remove_constant(),
remove_empty(),
remove_zero(),
replace_Inf(),
replace_empty(),
replace_zero()
Examples
## Create a data matrix
X <- matrix(sample(1:10, 25, TRUE), nrow = 5, ncol = 5)
## Add NA
k <- sample(1:25, 3, FALSE)
X[k] <- NA
X
#> [,1] [,2] [,3] [,4] [,5]
#> [1,] 2 NA 1 7 7
#> [2,] NA 1 2 8 1
#> [3,] 7 6 6 NA 6
#> [4,] 5 4 8 8 1
#> [5,] 4 1 1 5 7
## Remove rows with NA
remove_NA(X, margin = 1)
#> [,1] [,2] [,3] [,4] [,5]
#> [1,] 5 4 8 8 1
#> [2,] 4 1 1 5 7
## Replace NA with zeros
replace_NA(X, value = 0)
#> [,1] [,2] [,3] [,4] [,5]
#> [1,] 2 0 1 7 7
#> [2,] 0 1 2 8 1
#> [3,] 7 6 6 0 6
#> [4,] 5 4 8 8 1
#> [5,] 4 1 1 5 7