Created
September 5, 2016 08:37
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| var DNA; | |
| DNA = function(min, max, length){ | |
| // Gene's min and max value | |
| this.minValue = parseFloat(min); | |
| this.maxValue = parseFloat(max); | |
| // Gene's array length | |
| this.dnaLength = length | |
| // Generate new random gene | |
| this.gene = []; | |
| for(var x = 0; x < length; x++){ | |
| this.gene.push(this.newRandomGene()); | |
| } | |
| // Defining Fitness | |
| this.fitness = 0; | |
| }; | |
| // Creates new random gene | |
| DNA.prototype.newRandomGene = function(){ | |
| return Math.random() * (this.maxValue - this.minValue) + this.minValue; | |
| }; | |
| // Performs mutation based on mutation rate | |
| DNA.prototype.mutate = function(rate){ | |
| for(var x = 0; x < this.gene.length; x++){ | |
| if(Math.random() < rate){ | |
| this.gene[x] = this.newRandomGene(); | |
| } | |
| } | |
| }; | |
| DNA.prototype.partner = function(partner, mutationRate){ | |
| // Picks crossover point | |
| var point = Math.floor(Math.random() * this.gene.length); | |
| // Create new child | |
| var g = this.gene.slice(0, point); | |
| g = g.concat(partner.gene.slice(point, partner.gene.length)); | |
| var child = new DNA(this.minValue, this.maxValue, this.length); | |
| child.gene = g; | |
| child.mutate(mutationRate); | |
| return child; | |
| }; | |
| DNA.prototype.getFitness = function(){ | |
| /* Build custom fitness function here */ | |
| // Don't forget to Reset the Fitness | |
| }; |
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