C#编写的决策树算法

这是基于ID3算法编写的决策树，里面有一个可视化图形界面

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DecisionTrees
{
    public class DataMode
    {
        private string[] dataArray = new string[20 6]{
        { “90-100“ “bad“ “positive“ “16-18“ “strong“ “substandard“ }
        { “90-100“ “bad“ “positive“ “16-18“ “weak“ “substandard“ }
        { “90-100“ “bad“ “sometimes“ “19-21“ “weak“ “substandard“ }
        { “90-100“ “good“ “positive“ “22-24“ “strong“ “threeGoodStudent“ }
        { “90-100“ “ordinary“ “positive“ “19-21“ “weak“ “threeGoodStudent“ }
        { “90-100“ “bad“ “sometimes“ “16-18“ “weak“ “substandard“ }
        { “80-89“ “good“ “sometimes“ “16-18“ “strong“ “threeGoodStudent“ }
        { “80-89“ “good“ “sometimes“ “16-18“ “weak“ “threeGoodStuden“ }
        { “80-89“ “ordinary“ “sometimes“ “16-18“ “strong“ “threeGoodStudentr“ }
        { “70-79“ “ordinary“ “positive“ “22-24“ “weak“ “substandard“ }
        { “0-69“ “ordinary“ “sometimes“ “19-21“ “weak“ “substandard“ }       
        { “80-89“ “ordinary“ “sometimes“ “16-18“ “strong“ “threeGoodStuden“ }
        { “80-89“ “ordinary“ “positive“ “16-18“ “weak“ “substandard“ }
        { “90-100“ “bad“ “sometimes“ “22-24“ “weak“ “substandard“ }
        { “80-89“ “ordinary“ “sometimes“ “16-18“ “strong“ “threeGoodStudent“ }
        { “80-89“ “ordinary“ “positive“ “16-18“ “strong“ “threeGoodStudent“ }
        { “70-79“ “good“ “sometimes“ “22-24“ “strong“ “substandard“ }
        { “70-79“ “good“ “sometimes“ “22-24“ “strong“ “substandard“ }
        { “0-69“ “good“ “positive“ “22-24“ “strong“ “substandard“ }
        { “0-69“ “good“ “positive“ “19-21“ “strong“ “substandard“ }};
        
        private string[][] attribute = new string[6][];

        private string[] Items = new string[] { “grade“ “morality“ “sports“ “age“ “otherAbility“ “whetherThreeGood“ };

        private int[] conditionAmount = new int[] { 4 3 3 3 2 2 };

        public DataMode（）
        {
        }
        //初始化属性值
        public string[][] getAttribute（）
        {
            attribute[0]=new string[4]{“90-100““80-89““70-79““0-69“};
            attribute[1] = new string[3] { “good“ “ordinary““bad“};
            attribute[2] = new string[3] { “positive“ “sometimes“ “nonparticipation“ };
            attribute[3] = new string[3] { “16-18“ “19-21“ “22-24“ };
            attribute[4] = new string[2] { “strong“ “weak“ };
            attribute[5] = new string[2] { “threeGoodStudent“ “substandard“ };
            return attribute;
        }

        public int getAttributeByName（string namestring condition）
        {
            getAttribute（）;
            int index=getIndexOfItems（name）;
            int sum = getChildAmountByName（name）;
            for （int i = 0; i < sum; i++）
            {
                if （attribute[index][i].Comp

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件      99678  2011-01-18 09:36  决策树-C#代码\DecisionTrees\bin\Debug\114.ico

     文件      99678  2011-04-19 09:28  决策树-C#代码\DecisionTrees\bin\Debug\38.ico

     文件     117248  2011-05-07 21:29  决策树-C#代码\DecisionTrees\bin\Debug\DecisionTrees.exe

     文件      50688  2011-05-07 21:29  决策树-C#代码\DecisionTrees\bin\Debug\DecisionTrees.pdb

     文件      14328  2011-05-07 19:26  决策树-C#代码\DecisionTrees\bin\Debug\DecisionTrees.vshost.exe

     文件     122368  2011-05-20 19:24  决策树-C#代码\DecisionTrees\bin\Release\DecisionTrees.exe

     文件      54784  2011-05-20 19:24  决策树-C#代码\DecisionTrees\bin\Release\DecisionTrees.pdb

     文件      14328  2011-05-20 19:23  决策树-C#代码\DecisionTrees\bin\Release\DecisionTrees.vshost.exe

     文件        490  2009-06-11 05:14  决策树-C#代码\DecisionTrees\bin\Release\DecisionTrees.vshost.exe.manifest

     文件       3943  2011-05-20 19:25  决策树-C#代码\DecisionTrees\DataMode.cs

     文件       6372  2011-05-20 19:08  决策树-C#代码\DecisionTrees\DecisionTreeForm.cs

     文件      13105  2011-05-20 16:58  决策树-C#代码\DecisionTrees\DecisionTreeForm.Designer.cs

     文件     155634  2011-05-20 16:58  决策树-C#代码\DecisionTrees\DecisionTreeForm.resx

     文件       3920  2011-05-20 16:45  决策树-C#代码\DecisionTrees\DecisionTrees.csproj

     文件        778  2011-05-19 18:09  决策树-C#代码\DecisionTrees\ID3_Algorithm.cs

     文件        569  2011-05-07 21:30  决策树-C#代码\DecisionTrees\obj\Debug\DecisionTrees.csproj.FileListAbsolute.txt

     文件        916  2011-05-07 19:09  决策树-C#代码\DecisionTrees\obj\Debug\DecisionTrees.csproj.GenerateResource.Cache

     文件     100244  2011-05-07 19:09  决策树-C#代码\DecisionTrees\obj\Debug\DecisionTrees.DecisionTreeForm.resources

     文件     117248  2011-05-07 21:30  决策树-C#代码\DecisionTrees\obj\Debug\DecisionTrees.exe

     文件      50688  2011-05-07 21:30  决策树-C#代码\DecisionTrees\obj\Debug\DecisionTrees.pdb

     文件        180  2011-05-07 18:41  决策树-C#代码\DecisionTrees\obj\Debug\DecisionTrees.Properties.Resources.resources

     文件       3524  2011-05-20 19:24  决策树-C#代码\DecisionTrees\obj\Release\DecisionTrees.csproj.FileListAbsolute.txt

     文件        858  2011-05-20 16:58  决策树-C#代码\DecisionTrees\obj\Release\DecisionTrees.csproj.GenerateResource.Cache

     文件     100244  2011-05-20 16:58  决策树-C#代码\DecisionTrees\obj\Release\DecisionTrees.DecisionTreeForm.resources

     文件     122368  2011-05-20 19:24  决策树-C#代码\DecisionTrees\obj\Release\DecisionTrees.exe

     文件      54784  2011-05-20 19:24  决策树-C#代码\DecisionTrees\obj\Release\DecisionTrees.pdb

     文件        180  2011-05-20 16:45  决策树-C#代码\DecisionTrees\obj\Release\DecisionTrees.Properties.Resources.resources

     文件        505  2011-05-06 15:34  决策树-C#代码\DecisionTrees\Program.cs

     文件       1358  2011-05-06 15:12  决策树-C#代码\DecisionTrees\Properties\AssemblyInfo.cs

     文件       2876  2011-05-06 15:12  决策树-C#代码\DecisionTrees\Properties\Resources.Designer.cs

............此处省略22个文件信息