#foreach ($mutasi as $key => $value) {
# list_fitness($mutasi[$key], $fitness[$key]);
#}
# Hasil Crossover & Mutasi di Gabungkan ke dalam Populasi
$populasi = array_merge($populasi, $mutasi);
$fitness = fitness($populasi, $arr_kesediaan);
#echo "<h2>Seluruh Populasi sebelum Update Generasi</h2>";
#foreach ($populasi as $key => $value) {
# list_fitness($populasi[$key], $fitness[$key]);
#}
$populasi = update_generasi($populasi, 5);
$fitness = fitness($populasi, $arr_kesediaan);
#foreach ($populasi as $key => $value) {
# list_fitness($populasi[$key], $fitness[$key]);
#}
}
#echo "<h2>Solusi</h2>";
$fitness_sum = fitness_sum($fitness);
$fitness = fitness($populasi, $arr_kesediaan);
foreach ($populasi as $key => $value) {
list_fitness($populasi[$key], $fitness[$key]);
}
$solusi = tampilkan_solusi($populasi, $fitness);
echo "<pre>";
print_r($solusi);
echo "</pre>";
if (in_array(1, $fitness_sum)) {
echo "<h1>Solusi Optimal</h1>";
} else {
echo "<h1>Mendekati Optimal</h1>";
}
<?php
$digit = 10;
$population_size = 100;
$generations = 100;
for ($i = 0; $i < $generations; $i++) {
$population = new_population($population_size);
$fitness = fitness($population);
$fitness = mutate($fitness);
echo "Fitness: " . $fitness . "<br>";
if ($fitness == 0) {
echo "Done at generation " . $i;
break;
}
}
//Creating population
function new_population($size)
{
$population = array();
for ($i = 0; $i < $size; $i++) {
$population[] = new Thing();
}
return $population;
}
//Computing fitness function
function fitness($population)
{
$best = 100;
for ($i = 0; $i < $population; $i++) {
$fitness = abs($population[$i]->digit - $digit);
if ($fitness < $best) {
}
ksort($offspring1);
while (in_array($offspring1, $new_chromosome)) {
shuffle($offspring1);
}
$new_chromosome[$count++] = $offspring1;
ksort($offspring2);
while (in_array($offspring2, $new_chromosome)) {
shuffle($offspring2);
}
$new_chromosome[$count++] = $offspring2;
}
}
// fitness();
$weight_vector = calculate_weight($rsize);
$fitness = fitness($weight_vector, $new_chromosome, $rel_arr, $rsize);
$new_data = create_generation($new_chromosome, $fitness, count($new_gen));
$data = array_merge($new_gen, $new_data);
$f = array();
foreach ($data as $key => $row) {
$f[$key] = $row['fitness'];
}
array_multisort($f, SORT_DESC, $data);
//set session variables
$_SESSION['data'] = $data;
}
?>
<!DOCTYPE html>
<html>
