// Hàm tạo lại các file class.txt từ 9 file train
public static void taoTrainClasstxt(int chiso, String splitPath, String[] className)
{
List <DocumentDaPhanLop> listalldocument = new List <DocumentDaPhanLop>();
int k = XuLyFile.k();
for (int i = 1; i <= k; i++)
{
if (i != chiso)
{
List <DocumentDaPhanLop> listtemp = DocumentDaPhanLop.layCacDocumentDaPhanLop(splitPath + "file" + i + ".txt");
for (int j = 0; j < listtemp.Count; j++)
{
listalldocument.Add(listtemp[j]);
}
}
}
for (int i = 0; i < className.Length; i++)
{
className[i] = className[i].Split('\\').Last().Split('.').First();
using (StreamWriter sw = new StreamWriter(splitPath + className[i] + ".txt"))
{
for (int j = 0; j < listalldocument.Count; j++)
{
if (listalldocument[j].className == className[i])
{
sw.WriteLine(listalldocument[j].content);
}
}
}
Console.WriteLine("Tao file class " + className[i] + ".txt thanh cong");
}
}
//Hàm tính và lưu các thông số về các class
public static List <ClassInfo> ThongTinClass(String filetrue, String fileknn, String[] allclass)
{
List <DocumentDaPhanLop> listTrue = DocumentDaPhanLop.layCacDocumentDaPhanLop(filetrue);
List <DocumentDaPhanLop> listPhanLop = DocumentDaPhanLop.layCacDocumentDaPhanLop(fileknn);
List <ClassInfo> listClass = new List <ClassInfo>();
//Lay cac class trong file txt dung
for (int i = 0; i < allclass.Length; i++)
{
String temp = allclass[i].Split('\\').Last().Split('.').First();
listClass.Add(new ClassInfo(temp, 0, 0, 0, 0, 0, 0));
}
//Tinh toan cho tung class
for (int k = 0; k < listClass.Count; k++)
{
//Xet class cua tung dong trong 2 van ban
for (int i = 0; i < listTrue.Count; i++)
{
if (listTrue[i].className == listPhanLop[i].className && listTrue[i].className == listClass[k].ClassName)
{
listClass[k].NumberRightofClass++;
}
if (listTrue[i].className != listPhanLop[i].className && listPhanLop[i].className == listClass[k].ClassName)
{
listClass[k].NumberWrongofClass++;
}
if (listTrue[i].className != listPhanLop[i].className && listTrue[i].className == listClass[k].ClassName)
{
listClass[k].NumberWrongoutClass++;
}
}
//Tính precisoin, recall, f-score
if (listClass[k].NumberRightofClass != 0)
{
listClass[k].Precision = Math.Round((double)listClass[k].NumberRightofClass / (listClass[k].NumberRightofClass + listClass[k].NumberWrongofClass), XuLyFile.docRound());
listClass[k].Recall = Math.Round((double)listClass[k].NumberRightofClass / (listClass[k].NumberRightofClass + listClass[k].NumberWrongoutClass), XuLyFile.docRound());
listClass[k].Fscore = Math.Round((double)(2 * listClass[k].Precision * listClass[k].Recall) / (listClass[k].Precision + listClass[k].Recall), XuLyFile.docRound());
}
else
{
listClass[k].Precision = 0;
listClass[k].Recall = 0;
listClass[k].Fscore = 0;
}
}
return(listClass);
}
// Đếm số document trong file text
public static int demSoDocument(String input)
{
List <DocumentDaPhanLop> listDocument = DocumentDaPhanLop.layCacDocumentDaPhanLop(input);
return(listDocument.Count);
}
