haga/src-students/Main.hs
2024-05-07 14:58:00 +02:00

70 lines
1.7 KiB
Haskell

{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE NoImplicitPrelude #-}
import Options.Applicative
import Pipes
import Protolude hiding (for)
import System.IO
import Seminar
import Szenario191
data Options = Options
{ iterations :: !N,
populationSize :: !N
}
options :: Parser Options
options =
Options
<$> option
auto
( long "iterations"
<> short 'i'
<> metavar "N"
<> value 1500
<> help "Number of iterations"
)
<*> option
auto
( long "population-size"
<> short 'p'
<> metavar "N"
<> value 400
<> help "Population size"
)
optionsWithHelp :: ParserInfo Options
optionsWithHelp =
info
(helper <*> options)
( fullDesc
<> progDesc "Run a GA"
<> header "haga - Haskell implementations of EAs"
)
main :: IO ()
main =
execParser optionsWithHelp >>= \opts -> do
hSetBuffering stdout NoBuffering
let cfg = GaRunConfig {
enviroment = AssignmentEnviroment (students prios, topics prios),
initialEvaluator = prios,
selectionType = Tournament 3,
termination = (steps (iterations opts)),
poulationSize = (populationSize opts),
stepSize = 120,
elitismRatio = 5/100
}
pop' <- runEffect (for (run cfg) logCsv)
prios' <- calc prios pop'
let (res, _) = bests prios' 5 pop'
prios' <- calc prios' res
mapM_ (format prios') res
where
format seminarL s = do
let f = fitness' seminarL s
putErrText $ show f <> "\n" <> output (AssignmentEnviroment (students prios, topics prios)) s
logCsv = putText . csv
csv (t, f) = show t <> " " <> show f