double precision
diff --git a/src/main/java/algorithms/project/benchmark/Ackley.java b/src/main/java/algorithms/project/benchmark/Ackley.java
index a0a40da..c640d3b 100644
--- a/src/main/java/algorithms/project/benchmark/Ackley.java
+++ b/src/main/java/algorithms/project/benchmark/Ackley.java
@@ -3,14 +3,14 @@
public class Ackley implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float sumOfSquares = 0;
+ public Double benchmark(Double... params) {
+ double sumOfSquares = 0;
float s2 = 0;
for (int i = 0; i < params.length; i++) {
sumOfSquares += params[i] * params[i];
s2 += Math.cos(2 * Math.PI * params[i]);
}
- return -20f * (float) Math.exp(-0.2f * Math.sqrt(sumOfSquares / params.length)) - (float) Math.exp(s2 / params.length) + 20f + (float) Math.E;
+ return -20f * Math.exp(-0.2f * Math.sqrt(sumOfSquares / params.length)) - Math.exp(s2 / params.length) + 20f + Math.E;
}
}
diff --git a/src/main/java/algorithms/project/benchmark/Benchmark.java b/src/main/java/algorithms/project/benchmark/Benchmark.java
index 7346111..b62e152 100644
--- a/src/main/java/algorithms/project/benchmark/Benchmark.java
+++ b/src/main/java/algorithms/project/benchmark/Benchmark.java
@@ -2,6 +2,6 @@
public interface Benchmark {
- float benchmark(Float... params);
+ Double benchmark(Double... params);
}
diff --git a/src/main/java/algorithms/project/benchmark/BentCigar.java b/src/main/java/algorithms/project/benchmark/BentCigar.java
index f3a8a26..f480271 100644
--- a/src/main/java/algorithms/project/benchmark/BentCigar.java
+++ b/src/main/java/algorithms/project/benchmark/BentCigar.java
@@ -3,8 +3,8 @@
public class BentCigar implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float sq0 = params[0] * params[0];
+ public Double benchmark(Double... params) {
+ double sq0 = params[0] * params[0];
float sumOfSquares1ToN = 0;
for (int i = 1; i < params.length; i++) {
diff --git a/src/main/java/algorithms/project/benchmark/Discus.java b/src/main/java/algorithms/project/benchmark/Discus.java
index d5e5c38..b5b4b07 100644
--- a/src/main/java/algorithms/project/benchmark/Discus.java
+++ b/src/main/java/algorithms/project/benchmark/Discus.java
@@ -3,8 +3,8 @@
public class Discus implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float fitness = 1000000 * params[0] * params[0];
+ public Double benchmark(Double... params) {
+ double fitness = 1000000 * params[0] * params[0];
for (int i = 1; i < params.length; i++) {
fitness += params[i] * params[i];
diff --git a/src/main/java/algorithms/project/benchmark/Griewank.java b/src/main/java/algorithms/project/benchmark/Griewank.java
index 83bbb11..ddd0375 100644
--- a/src/main/java/algorithms/project/benchmark/Griewank.java
+++ b/src/main/java/algorithms/project/benchmark/Griewank.java
@@ -3,9 +3,9 @@
public class Griewank implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float lhs = 0;
- float rhs = 1;
+ public Double benchmark(Double... params) {
+ double lhs = 0;
+ double rhs = 1;
for (int i = 0; i < params.length; i++) {
lhs += params[i] * params[i];
}
diff --git a/src/main/java/algorithms/project/benchmark/HCE.java b/src/main/java/algorithms/project/benchmark/HCE.java
index a352bd5..cdfb9e2 100644
--- a/src/main/java/algorithms/project/benchmark/HCE.java
+++ b/src/main/java/algorithms/project/benchmark/HCE.java
@@ -6,8 +6,8 @@
public class HCE implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float fitness = 0;
+ public Double benchmark(Double... params) {
+ double fitness = 0;
for (int i = 0; i < params.length; i++) {
fitness += Math.pow(1000000, (i - 1) / (params.length - 1)) * params[i] * params[i];
diff --git a/src/main/java/algorithms/project/benchmark/Rastrigin.java b/src/main/java/algorithms/project/benchmark/Rastrigin.java
index 3e2ed37..de37fab 100644
--- a/src/main/java/algorithms/project/benchmark/Rastrigin.java
+++ b/src/main/java/algorithms/project/benchmark/Rastrigin.java
@@ -3,8 +3,8 @@
public class Rastrigin implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float fitness = 10 * params.length;
+ public Double benchmark(Double... params) {
+ double fitness = 10 * params.length;
for (int i = 0; i < params.length; i++) {
fitness += params[i] * params[i] - 10 * Math.cos(2 * Math.PI * params[i]);
}
diff --git a/src/main/java/algorithms/project/benchmark/Rosenbrock.java b/src/main/java/algorithms/project/benchmark/Rosenbrock.java
index 43566c4..0ebadf8 100644
--- a/src/main/java/algorithms/project/benchmark/Rosenbrock.java
+++ b/src/main/java/algorithms/project/benchmark/Rosenbrock.java
@@ -3,8 +3,8 @@
public class Rosenbrock implements Benchmark {
@Override
- public float benchmark(Float... params) {
- float fitness = 0;
+ public Double benchmark(Double... params) {
+ double fitness = 0;
for (int i = 0; i < params.length - 1; i++) {
fitness += 100 * (Math.pow(params[i] * params[i] - params[i + 1], 2) + Math.pow(params[i] - 1, 2));