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This commit is contained in:
Ahmet Kaan GÜMÜŞ 2024-11-20 00:20:40 +03:00
parent 48a0497ead
commit 52c4a859e4
2 changed files with 31 additions and 31 deletions
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53
artificial_bee_colony/src/bee.rs
View file

@ -4,10 +4,7 @@ use crate::{food::FoodSource, utils::Input};
pub struct Bee {}
impl Bee {
pub fn send_all_employed_bees(
food_sources: &mut [FoodSource],
input:&Input,
) {
pub fn send_all_employed_bees(food_sources: &mut [FoodSource], input: &Input) {
for food_source_index in 0..input.food_source_number {
Bee::employed_bee(
food_sources,
@ -19,32 +16,32 @@ impl Bee {
}
}
pub fn send_all_onlooker_bees(food_sources: &mut [FoodSource],
input:&Input,) {
pub fn send_all_onlooker_bees(food_sources: &mut [FoodSource], input: &Input) {
let total_fitness = food_sources
.iter()
.map(|food_source| food_source.fitness_calculation)
.sum();
let onlooker_bee_count = input.food_source_number;
let mut last_looked = 0;
for _ in 0..onlooker_bee_count {
loop {
if last_looked >= input.food_source_number {
last_looked = 0;
}
if Bee::onlooker_bee(
food_sources,
last_looked,
total_fitness,
input.decision_variable_count,
input.upper_bound,
input.lower_bound,
) {
break;
}
last_looked += 1;
.iter()
.map(|food_source| food_source.fitness_calculation)
.sum();
let onlooker_bee_count = input.food_source_number;
let mut where_to_look = 0;
for _ in 0..onlooker_bee_count {
loop {
if where_to_look >= input.food_source_number {
where_to_look = 0;
}
if Bee::onlooker_bee(
food_sources,
where_to_look,
total_fitness,
input.decision_variable_count,
input.upper_bound,
input.lower_bound,
) {
break;
}
where_to_look += 1;
}
}
}
fn employed_bee(
@ -72,7 +69,7 @@ impl Bee {
lower_bound: f64,
) -> bool {
let fitness_for_index = food_sources[food_source_index].fitness_calculation;
if fitness_for_index / total_fitness <= rand::thread_rng().gen_range(0.0..=1.0) {
if fitness_for_index / total_fitness > rand::thread_rng().gen_range(0.0..=1.0) {
Self::send_bee(
food_sources,
food_source_index,

9
artificial_bee_colony/src/main.rs
View file

@ -19,13 +19,16 @@ fn main() {
);
let mut best_food_source = FoodSource::find_best_food_source(&food_sources);
for _ in 0..input.iteration {
Bee::send_all_employed_bees(&mut food_sources, &input);
Bee::send_all_onlooker_bees(&mut food_sources, &input);
best_food_source = FoodSource::find_best_food_source(&food_sources);
let candidate_best_food_source = FoodSource::find_best_food_source(&food_sources);
if candidate_best_food_source.fitness_calculation > best_food_source.fitness_calculation
{
best_food_source = candidate_best_food_source;
}
let most_tried_food_source_index =
FoodSource::find_most_tried_food_source_index(&food_sources);