I want get data from the car1.txt file and do the probability calculation but all result is 0.0% ?? just want to ask how to get large number of data from txt file by using array method.
This is my txt file and cpp file
1 1 2 2 3 4 unacc
1 1 2 2 3 3 unacc
1 1 2 2 3 2 unacc
1 1 2 2 3 4 unacc
1 1 2 2 3 3 unacc
1 1 2 2 3 2 unacc#include <iostream.h>
#include <fstream.h>
#include <math.h>
#include <iomanip.h>
#include <conio.h>
#define LAJUR 6
#define BARIS 1036
void data();
int count=0, number,i,j;
char k;
double newcase[LAJUR];
double localsim[BARIS][LAJUR];
int oldCases[BARIS][LAJUR+1];
fstream infile;
fstream outfile;
void main(){
data();
cout << "\n\n*************************************";
cout << "\n* *";
cout << "\n* Car Classify System *";
cout << "\n* *";
cout << "\n*************************************";
cout << "\n\n";
//INPUT NEW CASE
cout << "\n\n1st data : Buying --> v-high[1], high[2], med[3], low[4]\n"
<< "2nd data : Maint --> v-high[1], high[2], med[3], low[4]\n"
<< "3rd data : Doors --> 2,3,4,5-more [5]\n"
<< "4th data : Person --> 2,4,more [5]\n"
<< "5th data : Lug_boot --> big[1], med[2], small[3]\n"
<< "6th data : Safety --> high[1], med[2], low[3]\n\n";
for(i=0;i<LAJUR;i++){
cout << "Insert data " <<i+1 <<":\n";
cin >> newcase[i];
}
cout << "New Case: {";
for(i=0;i<LAJUR;i++){
cout << newcase[i] <<",";
}
cout << "}\n\n";
//CALCULATE WEIGHT
int weight[LAJUR]={1,1,1,1,1,1};
int sumweight=0;
double normWeight[LAJUR]={0,0,0,0,0,0};
for(i=0;i<LAJUR;i++){
sumweight= sumweight + weight[i];
}
cout << "sumweight: " << sumweight << "\n";
for(i=0;i<LAJUR;i++){
normWeight[i] = double(weight[i])/double(sumweight);
}
//CALCULATE LOCAL SIMILARITY
for(i=0;i<BARIS;i++){
for(j=1;j<LAJUR+1;j++)
{
if(newcase[j-1]==oldCases[i][j]){
localsim[i][j]=1;
}
else{
localsim[i][j]=0;
}
}
}
//CALCULATE GLOBAL SIMILARITY
double globalsim[BARIS]={0,0,0,0,0,0};
cout << "\n\n*************************************";
cout << "\n* *";
cout << "\n* Global Similarity *";
cout << "\n***************************************";
cout << "\n\nGlobal Similarity " << "Class\n";
for (i=0;i<BARIS;i++){
for(j=0;j<LAJUR;j++){
globalsim[i] = (globalsim[i] + localsim[i][j+1]*normWeight[j]);
}
globalsim[i]= globalsim[i]*100;
//cout << "\n";
//cout << globalsim[i] << "% "<< oldCases[i][0];
}
for(i=0;i<10;i++){
cout << "\n";
cout << globalsim[i] << "% " << oldCases[i][0];
}
//SORT SIMILARITY RESULT
double temp;
double tempClass[BARIS];
for(i=0;i<BARIS;i++){
tempClass[i]=oldCases[i][0];
}
for(i=0;i<BARIS;i++){
for(j=0;j<BARIS;j++){
if(globalsim[j]<globalsim[j+1]){
temp=globalsim[j];
globalsim[j]=globalsim[j+1];
globalsim[j+1]=temp;
temp=tempClass[j];
tempClass[j]=tempClass[j+1];
tempClass[j+1]=temp;
}
else{
}
}
}
cout << "\n\n*************************************";
cout << "\n* *";
cout << "\n* Sorted Similarity Result *";
cout << "\n* *";
cout << "\n*************************************";
cout << "\n\nGlobal Similarity (Sort) "<<"Class\n\n";
for(i=0;i<10;i++){
cout << globalsim[i] << "% " << tempClass[i] <<"\n";
}
//MAJORITY VOTING
int class1 =0,class2=0,class3=0,class4=0;
cout << "\n\n*************************************";
cout << "\n* *";
cout << "\n* Majority Voting *";
cout << "\n* *";
cout << "\n*************************************";
cout << "\n\nGlobal Similarity "<<" Class\n\n";
for(i=0;i<10;i++){
if(globalsim[i] > 80.00)
{
cout << globalsim[i] << "% " << tempClass[i] << "\n";
{ if(tempClass[i]==1)
class1=class1+1;
else if (tempClass[i]==2)
class2=class2+1;
else if (tempClass[i]==3)
class3=class3+1;
else if (tempClass[i]==4)
class4=class4+1;
}
}
}
int tempValue;
int array[4];
array[0]=class1;
array[1]=class2;
array[2]=class3;
array[3]=class4;
for(i=0;i<4;i++){
for(j=0;j<4;j++){
if(array[i] <= array[j])
{
tempValue=array[i];
array[i]=array[j];
array[j]=tempValue;
}
}
}
//PRINT RESULT
cout << "\n\n";
cout<<"Class 1 ="<< class1<<endl;
cout<<"Class 2 ="<< class2<<endl;
cout<<"Class 3 ="<< class3<<endl;
cout<<"Class 4 ="<< class4<<endl;
cout << "\nThe class for the new case is ";
if(array[3]==class1)
cout << "v-good"<<endl;
else if(array[3]==class2)
cout << "good"<<endl;
else if(array[3]==class3)
cout << "acc"<<endl;
else if(array[3]==class4)
cout << "unacc"<<endl;
else {
cout << " Sorry, system cannot define the car's class!";
}
cout << "\n\n";
}
void data()
{
infile.open("car1.txt",ios::in);
//cout<<"No Class Buying Maint Doors Persons "
//<<"Lug_boot Safety\n\n";
for(i=0;i<BARIS;i++)
{
infile>>oldCases[i][0];
infile>>oldCases[i][1];
infile>>oldCases[i][2];
infile>>oldCases[i][3];
infile>>oldCases[i][4];
infile>>oldCases[i][5];
infile>>oldCases[i][6];
}
//Knowledge base output
/*for(i=0;i<10;i++)
{ number=i+1;
cout<<setw(4)<<setiosflags(ios::left)<<number
<<oldCases[i][0]<<" "
<<oldCases[i][1]<<" "
<<oldCases[i][2]<<" "
<<oldCases[i][3]<<" "
<<oldCases[i][4]<<" "
<<oldCases[i][5]<<" "
<<oldCases[i][6]<<endl;
}
cout<<"Count = "<<count;*/
}