Exemplo n.º 1
0
        public IGenoType GetGenoType()
        {
            var genoType = new GenoType();

            for (var c = 0; c < EaGeneExpressionParameters.MaximumNumberOfHeadNodes; c++)
            {
                genoType.GenoTypeNodes.Add(GetFunctionOrTerminalNode());
            }

            for (var c = 0; c < EaGeneExpressionParameters.MaximumNumberOTailNodes; c++)
            {
                genoType.GenoTypeNodes.Add(GetTerminalNode());
            }

            return(genoType);
        }
Exemplo n.º 2
0
        public void CanCrossover()
        {
            var listLeft = new List <IGenoTypeNode>
            {
                new SquareRoot(),
                new Multiplication(),
                new Plus(),
                new Minus(),
                new FeatureTerminal("a"),
                new FeatureTerminal("b"),
                new FeatureTerminal("c"),
                new FeatureTerminal("d")
            };

            var listRight = new List <IGenoTypeNode>
            {
                new Sinus(),
                new Multiplication(),
                new Division(),
                new Minus(),
                new FeatureTerminal("a1"),
                new FeatureTerminal("b1"),
                new FeatureTerminal("c1"),
                new FeatureTerminal("d1")
            };

            var possibleFunctions = new List <IGenoTypeNode>
            {
                new SquareRoot(),
                new Multiplication(),
                new Plus(),
                new Minus()
            };

            var possibleTerminals = new List <IGenoTypeNode>
            {
                new FeatureTerminal("a"),
                new FeatureTerminal("b"),
                new FeatureTerminal("c"),
                new FeatureTerminal("d")
            };

            var eaGeneExpressionParameters =
                new EaGeneExpressionParameters(4, possibleFunctions, possibleTerminals)
            {
                CrossoverProbability = 1.0
            };

            IGenoType left = new GeneExpression.GenoType {
                GenoTypeNodes = listLeft
            };
            IGenoType right = new GeneExpression.GenoType {
                GenoTypeNodes = listRight
            };
            var randomGenerator        = new UniformRandomGenerator();
            var genotypeCrossoverator1 = new GenoTypeCrossoveratorBasic1(randomGenerator, eaGeneExpressionParameters);

            var phenoTypeTreeLeft1  = new GeneExpression.PhenoTypeTree(left.GenoTypeNodes);
            var phenoTypeTreeRight1 = new GeneExpression.PhenoTypeTree(right.GenoTypeNodes);

            genotypeCrossoverator1.PerformCrossover(ref left, ref right);

            var phenoTypeTreeLeft2  = new GeneExpression.PhenoTypeTree(left.GenoTypeNodes);
            var phenoTypeTreeRight2 = new GeneExpression.PhenoTypeTree(right.GenoTypeNodes);

            Assert.NotEqual(phenoTypeTreeLeft1, phenoTypeTreeLeft2);
            Assert.NotEqual(phenoTypeTreeRight1, phenoTypeTreeRight2);
        }