C#，数值计算——分类与推理Svmpolykernel的计算方法与源程序

1 文本格式

using System;

namespace Legalsoft.Truffer

{

public class Svmpolykernel : Svmgenkernel

{

public int n { get; set; }

public double a { get; set; }

public double b { get; set; }

public double d { get; set; }

public Svmpolykernel(double[,] ddata, double[] yy, double aa, double bb, double dd) : base(yy, ddata)

{

this.n = data.GetLength(1);

this.a = aa;

this.b = bb;

this.d = dd;

fill();

}

public override double kernel(double xi, double xj)

{

return 0.0;

}

public override double kernel(double[] xi, double[] xj)

{

double dott = 0.0;

for (int k = 0; k < n; k++)

{

dott += xi[k] * xj[k];

}

return Math.Pow(a * dott + b, d);

}

}

}

2 代码格式

using System;

namespace Legalsoft.Truffer
{
    public class Svmpolykernel : Svmgenkernel
    {
        public int n { get; set; }
        public double a { get; set; }
        public double b { get; set; }
        public double d { get; set; }

        public Svmpolykernel(double[,] ddata, double[] yy, double aa, double bb, double dd) : base(yy, ddata)
        {
            this.n = data.GetLength(1);
            this.a = aa;
            this.b = bb;
            this.d = dd;

            fill();
        }

        public override double kernel(double xi, double xj)
        {
            return 0.0;
        }

        public override double kernel(double[] xi, double[] xj)
        {
            double dott = 0.0;
            for (int k = 0; k < n; k++)
            {
                dott += xi[k] * xj[k];
            }
            return Math.Pow(a * dott + b, d);
        }
    }
}