update.evolaFitMod {evola} | R Documentation |
update form an evolafit model
Description
update
method for class "evolaFitMod"
.
Usage
## S3 method for class 'evolaFitMod'
update(object, formula., evaluate = TRUE, ...)
Arguments
object |
an object of class |
formula. |
an optional formula |
evaluate |
a logical value to indicate if an evaluation of the call should be done or not |
... |
Further arguments to be passed |
Value
an updated model
Author(s)
Giovanny Covarrubias
Examples
set.seed(1)
# Data
Gems <- data.frame(
Color = c("Red", "Blue", "Purple", "Orange",
"Green", "Pink", "White", "Black",
"Yellow"),
Weight = round(runif(9,0.5,5),2),
Value = round(abs(rnorm(9,0,5))+0.5,2),
Times=c(rep(1,8),0)
)
# Task: Gem selection.
# Aim: Get highest combined value.
# Restriction: Max weight of the gem combined = 10.
# simple specification
res<-evolafit(formula=cbind(Weight,Value)~Color, dt= Gems,
# constraints on traits: if greater than this ignore
constraintsUB = c(10,Inf), nGenerations = 2
)
resUp=update(res)
[Package evola version 1.0.5 Index]