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資源簡介

2019年維數杯大學生數學建模競賽題目及詳細的建模文檔,并有源程序,從選題到建模以及仿真都具有一定的參考性

資源截圖

代碼片段和文件信息

using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Data.OleDb;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?WindowsFormsApplication3
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1()
????????{
????????????InitializeComponent();
????????}

????????private?void?button1_Click(object?sender?EventArgs?e)
????????{
????????????int?objMax;
????????????int?objMin;
????????????Dictionary?dict?=?new?Dictionary();
????????????DataTable?target?=?new?DataTable();
????????????List?diffSet?=?new?List();
????????????List?mins=new?List();
????????????List?keys?=?new?List();
????????????List?entropy?=?new?List();
????????????List?weights?=?new?List();
????????????List?data?=?new?List();
????????????List?levelValue=new?List();
????????????this.textBox1.Text?=?AppDomain.CurrentDomain.baseDirectory?+?“\\附件2:B題數據?-?副本.xlsx“;
????????????string?folder_path?=?this.textBox1.Text.Trim();
????????????dataGridView1.DataSource?=?null;?//每次打開清空內容
????????????DataTable?dt?=?ReadExcelToTable(folder_path);
????????????dataGridView1.DataSource?=?dt;

?????????????if?(dataGridView1.Rows.Count?>?0)
?????????????{
?????????????????for?(int?i?=?1;?i??????????????????{
?????????????????????objMax?=?Convert.ToInt32(dataGridView1.Rows[1].Cells[i].Value);
?????????????????????objMin?=?Convert.ToInt32(dataGridView1.Rows[1].Cells[i].Value);
?????????????????????for?(int?j?=?1;?j??????????????????????{

?????????????????????????if?(Convert.ToInt32(dataGridView1.Rows[j].Cells[i].Value)?>?objMax)
?????????????????????????{
?????????????????????????????objMax?=?Convert.ToInt32(dataGridView1.Rows[j].Cells[i].Value);
?????????????????????????}
?????????????????????????if?(Convert.ToInt32(dataGridView1.Rows[j].Cells[i].Value)??????????????????????????{
?????????????????????????????objMin?=?Convert.ToInt32(dataGridView1.Rows[j].Cells[i].Value);
?????????????????????????}
?????????????????????}
?????????????????????mins.Add(objMin);
?????????????????????int?diff?=?objMax?-?objMin;
?????????????????????diffSet.Add(diff);
?????????????????}
?????????????}
?????????????if?(dataGridView1.Rows.Count?>?0)
?????????????{
?????????????????for?(int?i?=?1;?i??????????????????{
?????????????????????for?(int?j?=?1;?j??????????????????????{
?????????????????????????dataGridView1.Rows[j].Cells[i].Value?=?((Convert.ToInt32(dataGridView1.Rows[j].Cells[i].Value)?-?mins[i?-?1])?*?1.0?/?diffSet[i?-?1]);
?????????????????????}
?????????????????}
?????????????????target?=?(dataGridView1.DataSource?as?DataTable);
?????????????}
??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????14848??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\bin\Debug\WindowsFormsApplication3.exe
?????文件???????30720??2019-06-17?00:39??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3.v12.suo
?????文件????????1041??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3.sln
?????文件???????26112??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.pdb
?????文件???????14848??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.exe
?????文件????????2233??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.csprojResolveAssemblyReference.cache
?????文件?????????977??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.csproj.GenerateResource.Cache
?????文件????????1086??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.csproj.FileListAbsolute.txt
?????文件?????????180??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.Properties.Resources.resources
?????文件?????????180??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\WindowsFormsApplication3.Form1.resources
?????文件???????????0??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
?????文件???????????0??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
?????目錄???????????0??2019-06-17?00:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\
?????目錄???????????0??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\
?????文件?????????189??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\App.config
?????文件????????3908??2019-06-16?20:01??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Form1.Designer.cs
?????文件????????8028??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Form1.cs
?????文件????????5817??2019-06-16?20:01??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Form1.resx
?????文件?????????536??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Program.cs
?????目錄???????????0??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Properties\
?????文件????????1390??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Properties\AssemblyInfo.cs
?????文件????????2900??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Properties\Resources.Designer.cs
?????文件????????5612??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Properties\Resources.resx
?????文件????????1111??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Properties\Settings.Designer.cs
?????文件?????????249??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\Properties\Settings.settings
?????文件????????3901??2019-06-16?09:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\WindowsFormsApplication3.csproj
?????目錄???????????0??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\bin\
?????目錄???????????0??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\bin\Debug\
?????目錄???????????0??2019-06-20?17:28??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\obj\Debug\TempPE\
?????文件?????????189??2019-06-16?09:34??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\bin\Debug\WindowsFormsApplication3.exe.config
?????文件???????26112??2019-06-17?00:38??2019年數維杯大學生數學建模競賽題目\WindowsFormsApplication3\WindowsFormsApplication3\bin\Debug\WindowsFormsApplication3.pdb
............此處省略26個文件信息

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