Description Usage Arguments Details Value Examples
Summarize an "optimx"
object.
1 2 |
object |
Object returned by |
order |
A column name, character vector of columns names, R
expression in terms of column names or a list of R expressions in terms of
column names. |
par.select |
a numeric, character or logical vector selecting
those |
... |
Further arguments to be passed to the function. Currently not used. |
If order
is specified then the result is reordered by the specified
columns, each in ascending order (except possibly for the
value
column which is re-ordered in descending order for
maximization problems).
summary.optimx
returns object
with the rows ordered according
to order
and with those parameters selected by par.select
.
1 2 3 4 5 6 7 8 9 10 11 12 | ans <- optimx(fn = function(x) sum(x*x), par = 1:2)
# order by method name.
summary(ans, order = rownames)
# order by objective value. Do not show parameter values.
summary(ans, order = value, par.select = FALSE)
# order by objective value and then number of function evaluations
# such that objectives that are the same to 3 decimals are
# considered the same. Show only first parameter.
summary(ans, order = list(round(value, 3), fevals), par.select = 1)
|
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