func validateNand(g *genome.Genome) float64 {
correct := 0
for _, n := range nandTests {
r := g.EvalBool(n.in, bn.BoolAllGates)
if r == n.out {
correct++
}
}
return 1000.0 * float64(correct) / float64(len(nandTests))
}
func validateFunc(g *genome.Genome) float64 {
result := 0.0
for _, n := range srTests {
r := g.EvalMath(n.in)
if math.IsInf(r, 0) {
return 0.0
}
fitness := math.Abs(r - n.out)
fitness = 1000.0 / (1.0 + fitness) // fitness is normalized and max value is 1000
result += fitness
}
return result
}
func validateFunc(g *genome.Genome) float64 {
result := 0.0
for _, n := range srTests {
r := g.EvalMath(n.in)
// fmt.Printf("r=%v, n.in=%v, n.out=%v, g=%v\n", r, n.in, n.out, g)
if math.IsInf(r, 0) {
return 0.0
}
fitness := math.Abs(r - n.out)
fitness = 1000.0 / (1.0 + fitness) // fitness is normalized and max value is 1000
// fmt.Printf("r=%v, n.in=%v, n.out=%v, fitness=%v, g=%v\n", r, n.in, n.out, fitness, g)
result += fitness
}
return result / float64(len(srTests))
}