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")