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  • 大小: 227KB
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-24
  • 語言: C/C++
  • 標簽: 源代碼??

資源簡介

Win32控制臺應用,實現Apriori算法,查找頻繁子集

資源截圖

代碼片段和文件信息

//?Apriori.cpp?:?Defines?the?entry?point?for?the?console?application.
//

#include?“stdafx.h“
#include?“stdio.h“

int?count[5];
int?countL2[10];
char?cur[50][3];
int?countL3[10];
char?curL[10][4];
int?n;

//得到所有1元的字串和各自出現的次數
void?LoadItemL1(char?**p)
{
int?ij;
for(i=0;i<5;i++)
count[i]=0;
for(i=0;i<10;i++)
{
for(j=0;j<4;j++)
{
switch(*(*(p+i)+j))
{
case?‘1‘:
count[0]++;
break;
case?‘2‘:
count[1]++;
break;
case?‘3‘:
count[2]++;
break;
case?‘4‘:
count[3]++;
break;
case?‘5‘:
count[4]++;
break;
default:
break;
}
}
}

printf(“L1:?\n“);
printf(“項集??支持度\n“);
for(i=0;i<5;i++)
printf(“I%d:?????%d?\n“i+1count[i]);
printf(“------------------------------------\n“);
}

//比較兩個字符串,如果相等返回true否則返回false
bool?OpD(char*?xchar*?y)
{
int?l=0;
if(*(x+l)!=0?&&?*(y+l)!=0)
{
while(*(x+l)==*(y+l))
{
++l;
if(*(x+l)==0?&&?*(y+l)==0)
return?true;
}
}
return?false;
}

//得到所有的2元子串
void?SubItem2(char?**p)
{
char?*s;
int?ijm;
n=0;
for(int?k=0;k<50;k++)
{
*(cur[k]+0)=0;
*(cur[k]+1)=0;
*(cur[k]+2)=0;
}

for(i=0;i<10;i++)
{
s=*(p+i);
j=0;
m=0;
while(*(s+m+1)!=0)
{
*(cur[n]+0)=*(s+m);
j++;
*(cur[n]+1)=*(s+m+j);
*(cur[n]+2)=0;
// printf(“%s?\n“cur[n]);
n++;
if(*(s+m+j+1)==0)
{
m++;
j=0;
}

}

}

}
//得到各個2元子串出現的次數
void?LoadItemL2(char?**p)
{
int?ij;
for(i=0;i<10;i++)
countL2[i]=0;
SubItem2(p);
for(j=0;j<50;j++)
{
if(OpD(cur[j]“12“))
{
countL2[0]++;
continue;
}
else?if(OpD(cur[j]“13“))
{
countL2[1]++;
continue;
}
else?if(OpD(cur[j]“14“))
{
countL2[2]++;
continue;
}
else?if(OpD(cur[j]“15“))
{
countL2[3]++;
continue;
}
else?if(OpD(cur[j]“23“))
{
countL2[4]++;
continue;
}
else?if(OpD(cur[j]“24“))
{
countL2[5]++;
continue;
}
else?if(OpD(cur[j]“25“))
{
countL2[6]++;
continue;
}
else?if(OpD(cur[j]“34“))
{
countL2[7]++;
continue;
}
else?if(OpD(cur[j]“35“))
{
countL2[8]++;
continue;
}
else?if(OpD(cur[j]“45“))
{
countL2[9]++;
continue;
}
}
printf(“%s\n““L2:“);
printf(“項集???????支持度\n“);
if(countL2[0]>=2)
{
printf(“{I1I2}:?????%d\n“countL2[0]);
}
if(countL2[1]>=2)
printf(“{I1I3}:?????%d\n“countL2[1]);
if(countL2[2]>=2)
printf(“{I1I4}:?????%d\n“countL2[2]);
if(countL2[3]>=2)
printf(“{I1I5}:?????%d\n“countL2[3]);
if(countL2[4]>=2)
printf(“{I2I3}:?????%d\n“countL2[4]);
if(countL2[5]>=2)
printf(“{I2I4}:?????%d\n“countL2[5]);
if(countL2[6]>=2)
printf(“{I2I5}:?????%d\n“countL2[6]);
if(countL2[7]>=2)
printf(“{I3I4}:?????%d\n“countL2[7]);
if(countL2[8]>=2)
printf(“{I3I5}:?????%d\n“countL2[8]);
if(countL2[9]>=2)
printf(“{I4I5}:?????%d\n“countL2[9]);
p

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????769??2008-11-24?14:52??Apriori\StdAfx.h

?????文件????????294??2008-11-24?14:52??Apriori\StdAfx.cpp

?????文件???????1214??2008-11-24?14:52??Apriori\ReadMe.txt

?????文件????????248??2004-12-01?15:21??Apriori\Apriori.plg

?????文件???????4552??2008-11-24?15:46??Apriori\Apriori.dsp

?????文件????????537??2008-11-24?15:46??Apriori\Apriori.dsw

?????文件??????50176??2004-12-01?15:22??Apriori\Apriori.ncb

?????文件???????5299??2008-11-28?12:07??Apriori\Apriori.cpp

?????文件??????48640??2008-11-28?12:07??Apriori\Apriori.opt

?????文件??????31232??2008-11-23?16:50??Apriori\數據挖掘實驗一.doc

?????文件??????????0??2008-12-01?11:14??Apriori\~VC6.tmp

?????文件??????32768??2008-12-01?11:14??Apriori\~VC5.tmp

?????文件??????53760??2004-12-01?15:22??Apriori\~VCD7.tmp

?????文件??????41984??2004-12-01?15:21??Apriori\Debug\vc60.idb

?????文件?????203728??2008-11-24?15:05??Apriori\Debug\Apriori.pch

?????文件??????61440??2008-11-28?12:07??Apriori\Debug\vc60.pdb

?????文件???????4003??2008-11-24?15:05??Apriori\Debug\StdAfx.sbr

?????文件???????1825??2008-11-24?15:05??Apriori\Debug\StdAfx.obj

?????文件???????2520??2008-11-28?12:07??Apriori\Debug\Apriori.sbr

?????文件??????66560??2008-11-27?18:17??Apriori\Debug\Apriori.bsc

?????文件?????176215??2008-11-28?12:07??Apriori\Debug\Apriori.exe

?????文件?????443392??2008-11-28?12:07??Apriori\Debug\Apriori.pdb

?????文件?????515208??2008-11-28?12:07??Apriori\Debug\Apriori.ilk

?????文件??????19949??2008-11-28?12:07??Apriori\Debug\Apriori.obj

?????目錄??????????0??2008-12-01?19:12??Apriori\Debug

?????目錄??????????0??2008-12-01?19:11??Apriori

-----------?---------??----------?-----??----

??????????????1766313????????????????????26


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