Replaces zeros.
Usage
replace_zero(x, ...)
# S4 method for class 'matrix'
replace_zero(x, value)
# S4 method for class 'data.frame'
replace_zero(x, value)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_NA(),
replace_empty()
Examples
## Create a data matrix
X <- matrix(sample(1:10, 25, TRUE), nrow = 5, ncol = 5)
## Add zero
k <- sample(1:25, 3, FALSE)
X[k] <- 0
X
#> [,1] [,2] [,3] [,4] [,5]
#> [1,] 7 3 6 6 4
#> [2,] 6 10 2 4 2
#> [3,] 2 6 9 5 8
#> [4,] 4 8 1 0 1
#> [5,] 4 6 0 7 0
## Remove rows with zero
remove_zero(X, margin = 1)
#> [,1] [,2] [,3] [,4] [,5]
#> [1,] 7 3 6 6 4
#> [2,] 6 10 2 4 2
#> [3,] 2 6 9 5 8
## Replace zero
replace_zero(X, value = 1)
#> [,1] [,2] [,3] [,4] [,5]
#> [1,] 7 3 6 6 4
#> [2,] 6 10 2 4 2
#> [3,] 2 6 9 5 8
#> [4,] 4 8 1 1 1
#> [5,] 4 6 1 7 1