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reference/as.mic.md
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@@ -64,8 +64,9 @@ droplevels(x, as.mic = FALSE, ...)
## Value
Ordered [factor](https://rdrr.io/r/base/factor.html) with additional
class `mic`, that in mathematical operations acts as a
Ordered
[factor](https://rdatatable.gitlab.io/data.table/reference/fctr.html)
with additional class `mic`, that in mathematical operations acts as a
[numeric](https://rdrr.io/r/base/numeric.html) vector. Bear in mind that
the outcome of any mathematical operation on MICs will return a
[numeric](https://rdrr.io/r/base/numeric.html) value.
@@ -77,10 +78,12 @@ To interpret MIC values as SIR values, use
It supports guidelines from EUCAST (2011-2025) and CLSI (2011-2025).
This class for MIC values is a quite a special data type: formally it is
an ordered [factor](https://rdrr.io/r/base/factor.html) with valid MIC
values as [factor](https://rdrr.io/r/base/factor.html) levels (to make
sure only valid MIC values are retained), but for any mathematical
operation it acts as decimal numbers:
an ordered
[factor](https://rdatatable.gitlab.io/data.table/reference/fctr.html)
with valid MIC values as
[factor](https://rdatatable.gitlab.io/data.table/reference/fctr.html)
levels (to make sure only valid MIC values are retained), but for any
mathematical operation it acts as decimal numbers:
x <- random_mic(10)
x
@@ -134,9 +137,10 @@ Using [`as.double()`](https://rdrr.io/r/base/double.html) or
[`as.numeric()`](https://rdrr.io/r/base/numeric.html) on MIC values will
remove the operators and return a numeric vector. Do **not** use
[`as.integer()`](https://rdrr.io/r/base/integer.html) on MIC values as
by the R convention on [factor](https://rdrr.io/r/base/factor.html)s, it
will return the index of the factor levels (which is often useless for
regular users).
by the R convention on
[factor](https://rdatatable.gitlab.io/data.table/reference/fctr.html)s,
it will return the index of the factor levels (which is often useless
for regular users).
The function `is.mic()` detects if the input contains class `mic`. If
the input is a [data.frame](https://rdrr.io/r/base/data.frame.html) or