You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
80 lines
2.8 KiB
80 lines
2.8 KiB
8 years ago
|
#include <iostream>
|
||
|
|
#include <vector>
|
||
|
|
#include <cmath>
|
||
|
|
#include <map>
|
||
|
|
#include <chrono>
|
||
|
|
#include <cstring>
|
||
|
|
#include "twister.c"
|
||
|
|
#include "util.hpp"
|
||
|
|
#include "functions.hpp"
|
||
|
|
#include "random_walk.hpp"
|
||
|
|
#include "local_search.hpp"
|
||
|
|
#include "iterative_local_search.hpp"
|
||
|
|
|
||
|
|
|
||
|
|
// for each i in demension vals:
|
||
|
|
// new solution[i] = best[i] - delta *(f(new) - f(old))
|
||
|
|
//
|
||
|
|
// if new solution better, set it as solution
|
||
|
|
|
||
|
|
int main(int argc, char* args[]) {
|
||
|
|
|
||
|
|
std::map<int, function> function_lookup;
|
||
|
|
|
||
|
|
function_lookup.emplace(std::make_pair(0, function(&schwefel, 512, -512)));
|
||
|
|
function_lookup.emplace(std::make_pair(1, function(&first_de_jong, 100, -100)));
|
||
|
|
function_lookup.emplace(std::make_pair(2, function(&rosenbrock, 100, -100)));
|
||
|
|
function_lookup.emplace(std::make_pair(3, function(&rastrigin, 30, -30)));
|
||
|
|
function_lookup.emplace(std::make_pair(4, function(&griewangk, 500, -500)));
|
||
|
|
function_lookup.emplace(std::make_pair(5, function(&sine_envelope_sine_wave, 30, -30)));
|
||
|
|
function_lookup.emplace(std::make_pair(6, function(&stretched_v_sine_wave, 30, -30)));
|
||
|
|
function_lookup.emplace(std::make_pair(7, function(&ackleys_one, 32, -32)));
|
||
|
|
function_lookup.emplace(std::make_pair(8, function(&ackleys_two, 32, -32)));
|
||
|
|
function_lookup.emplace(std::make_pair(9, function(&egg_holder, 500, -500)));
|
||
|
|
function_lookup.emplace(std::make_pair(10, function(&rana, 500, -500)));
|
||
|
|
function_lookup.emplace(std::make_pair(11, function(&pathological, 100, -100)));
|
||
|
|
function_lookup.emplace(std::make_pair(12, function(&michalewicz, M_PI, 0)));
|
||
|
|
function_lookup.emplace(std::make_pair(13, function(&masters_cosine_wave, 30, -30)));
|
||
|
|
function_lookup.emplace(std::make_pair(14, function(&shekels_foxholes, 10, 0)));
|
||
|
|
|
||
|
|
function f;
|
||
|
|
int dimensionality = 0;
|
||
|
|
double seed = 0;
|
||
|
|
int search_function = 0;
|
||
|
|
|
||
|
|
// Get the command line args
|
||
|
|
if (argc == 1){
|
||
|
|
char arg_str[200];
|
||
|
|
std::cin.get(arg_str, 200);
|
||
|
|
char t = ' ';
|
||
|
|
|
||
|
|
f = function_lookup[atoi(strtok(arg_str, &t))];
|
||
|
|
dimensionality = atoi(strtok(NULL, &t));
|
||
|
|
seed = atoi(strtok(NULL, &t));
|
||
|
|
search_function = atoi(strtok(NULL, &t));
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
f = function_lookup[atoi(args[1])];
|
||
|
|
dimensionality = atoi(args[2]);
|
||
|
|
seed = atoi(args[3]);
|
||
|
|
search_function = atoi(args[4]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Set up the search functions
|
||
|
|
seedMT(seed);
|
||
|
|
random_walk r_w(f);
|
||
|
|
local_search l_s(f);
|
||
|
|
iterative_local_search it_s(f);
|
||
|
|
|
||
|
|
// return the results of the search
|
||
|
|
if (search_function == 0)
|
||
|
|
std::cout << r_w.search(1, dimensionality) << std::endl;
|
||
|
|
else if (search_function == 1)
|
||
|
|
std::cout << l_s.search(1, dimensionality) << std::endl;
|
||
|
|
else if (search_function == 2)
|
||
|
|
std::cout << it_s.search(1, dimensionality) << std::endl;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|