Exemplo n.º 1
0
 /// <summary>
 /// Boundless mutation.
 /// </summary>
 /// <param name="v"></param>
 /// <returns></returns>
 static public double Mutate(double v, double sigma)
 {
     // Sigma=0.1 gives numbers in the range -0.5 to 0.5.
     // Multiply by delta to adjust the mutation's scale in line with magnitude of the value.
     v += RandLib.gennor(0, 0.015);            //;0.025);
     return(v);
 }
Exemplo n.º 2
0
//
//		/// <summary>
//		/// Boundless mutation.
//		/// </summary>
//		/// <param name="v"></param>
//		/// <returns></returns>
//		static public double Mutate(double v, double baseValue)
//		{
//			double delta = Math.Abs(v-baseValue);
//
//			// Sigma=0.1 gives numbers in the range -0.5 to 0.5.
//			// Multiply by delta to adjust the mutation's scale in line with magnitude of the value.
//			v+= delta*RandLib.gennor(0, 0.1);
//			return v;
//		}


        static public double Mutate(double v, double baseValue, double lowerLimit)
        {
            double delta = Math.Abs(v - baseValue);

            v += delta * RandLib.gennor(0, 0.1);

            if (v < lowerLimit)
            {
                v = lowerLimit + lowerLimit - v;
            }
            return(v);
        }
Exemplo n.º 3
0
        static public int Mutate(int v, int baseValue)
        {
            int delta = Math.Abs(v - baseValue);

            if (delta <= 10)
            {
                v += (int)Math.Round(RandLib.gennor(baseValue, 5));
            }
            else if (delta > 10 && delta <= 100)
            {
                v += (int)Math.Round((double)delta * RandLib.gennor(0, 1));
            }
            else            // if(delta>100)
            {
                v += (int)Math.Round((double)delta * RandLib.gennor(0, 0.1));
            }

            return(v);
        }
Exemplo n.º 4
0
        static public double Mutate(double v, double baseValue, double lowerLimit, double highLimit)
        {
            double delta = Math.Abs(v - baseValue);

            v += delta * RandLib.gennor(0, 0.1);

            while (v < lowerLimit || v > highLimit)
            {
                if (v < lowerLimit)
                {
                    v = lowerLimit + lowerLimit - v;
                }

                if (v > highLimit)
                {
                    v = highLimit - (v - highLimit);
                }
            }
            return(v);
        }