OpasnetUtils (version 1.3)

Optimize: Simple optimization between discrete index locations

Description

Finds the minimal value of an ovariable along given indices. Returns sought rows and drops the rest.

Usage

Optimize(...)
Minimize(data, indices)

Arguments

…

arguments passed to Minimize

data

ovariable or data.frame of suitable format (must contain a "Result" column)

indices

character vector of index names meant to be retained (tapply INDEX)

Value

Returns a data.frame which is a subset of the original data.frame or ovariable@output.

Details

Uses tapply and which.min.

Examples

a <- Ovariable(output = data.frame(A = letters[c(1,1,2,2)], B = c(1,2,1,2), Result = 1:4))
Minimize(a, "B")
Minimize(a, "A")