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yanshui177 962de04ffb 笔迹鉴别程序
考试的笔迹鉴别程序,分辨出不同人写的笔迹
2017-05-17 16:50:37 +08:00

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/*
主函数文件segmentation.cpp 主函数的实现文件
*/
#include "segmentation.h"
#pragma comment( linker, "/subsystem:windows /entry:mainCRTStartup" )//没有界面运行
int ComputeImage(vector<string> files, double bzckesa[50][50], double *wcd, int conti)
{
int i, ii, jj, k, size;
double bzcu[50][50] = { 0 }; //标准差中的u
double featurep[50][50][30] = { 0 }; //所有图像的轮廓方向特征初始化//干什么 //30
int feature[50][50][30] = { 0 }; //所有图像的特征值初始化 //30找出30的位置或者50的位置限制。。。。带入num_dir==49的情况进行类比
int featx[50][50] = { 0 }; //循环赋值的feature
int featureall; //图像特征值和 //做什么用
size = files.size();
for (i = 0; i < size; i++)
{
memset(featx, 0, sizeof(featx));
singlefeature((char*)files[i].c_str(), featx); //featx[][50]
featureall = 0; //图像特征值和的初始化
for (ii = 0; ii < 48; ii++) //将featx存起来,回头看能不能用函数换掉
for (jj = ii + 1; jj < 47; jj++)
{
feature[ii][jj][i] = featx[ii][jj];
featureall = featureall + featx[ii][jj];
}
//求轮廓方向特征featurep式(5) 与标准差中的u的和
for (ii = 0; ii < 48; ii++)
for (jj = ii + 1; jj < 47; jj++)
{
featurep[ii][jj][i] = (double)featx[ii][jj] / featureall;
bzcu[ii][jj] += (double)featx[ii][jj] / featureall * 1000; //标准差的值过小,进行放大1
}
}
//处理完一个人的每一张图片后
for (ii = 0; ii < 48; ii++)//求标准差中的u
for (jj = ii + 1; jj < 47; jj++)
bzcu[ii][jj] = bzcu[ii][jj] / size;
//求相似性就是带权卡方wcd
for (i = 0; i < size; i++)
for (ii = 0; ii < 48; ii++)
for (jj = ii + 1; jj < 47; jj++)
if (featurep[ii][jj][i] * featurep[ii][jj][conti] != 0 && bzckesa[ii][jj] != -1)
wcd[i] += pow((featurep[ii][jj][i] - featurep[ii][jj][conti]), 2) / ((featurep[ii][jj][i] + featurep[ii][jj][conti])*bzckesa[ii][jj]);
memset(feature, 0, sizeof(feature));
memset(featurep, 0, sizeof(featurep));
return 1;
}
/*主函数*/
int main(int argc,char* argv[])
{
if(argc<2) return -1;
//for(int iii=0;iii<argc;iii++)
// cout<<"argv"<<iii<<" "<<argv[iii]<<endl;
char *fpname1 = argv[1];
// cout<<"开始鉴定"<<fpname1<<endl;
//char *fpname1 = "010209400748";
/*变量定义*/
int i, ii, jj;
double bzckesa[50][50] = { 0 };
double wcd[30] = { 0 };
int featdif[30] = { 0 };
float maxx = 0; //最大特征值的标号与值
int xyimgnum = 0; //嫌疑图片的数目
char str[80]; //存储地址
vector<string> suspict; //记录嫌疑图片地址
vector<float> suspict_wcd; //嫌疑图片的wcd值
vector<string> files; //存储该生所有考试文件路径
vector<string> dateVec, subjectVec, stuNum2;
vector<string> flagVec;//记录查到的学生的所有考试信息
/*读取配置文件,并配置各项参数*/
ReadConfig("D:/HWCV/config/configure.cfg");
// cout<<"ReadConfig success"<<endl;
/*初始化log文件*/
memset(g_log_rec, 0, sizeof(g_log_rec));
strcat(g_log_rec, GetTime());
// strcat(g_log_rec, " 配置文件读取完毕 ");
strcat(g_log_rec, "\t考生考号:");
strcat(g_log_rec, fpname1);
strcat(g_log_rec, "\t图片总数为:");
/*
string temp=g_db_hostName;
temp+=g_db_dBName;temp+=g_db_userName;temp+=g_db_password;
SaveLog((char*)temp.c_str(), g_log_adr, "a");
*/
/*步骤:读取标准差文件*/
int bzccolumns = 47;//txt文件中有47列
vector<double *> output_bzc;
if (!ReadScanf("D:\\HWCV\\config\\stdfile.db", bzccolumns, output_bzc)) return 0;
for (ii = 0; ii < 48; ii++)//output_vector可视为二维数组;输出数组元素:
for (jj = ii + 1; jj < 47; jj++)
bzckesa[ii][jj] = output_bzc[ii][jj];
//查询数据库
string stuNum = fpname1;
cout << "开始查询数据库" << endl;
DbImg(stuNum, dateVec, subjectVec, stuNum2);
if (dateVec.size() == 0)
{
strcat(g_log_rec, "0\n\n");
SaveLog(g_log_rec, g_log_adr, "a");
return 0;
}
//生成路径
int nn = 0;
vector<int> img_exist_vector;
for (int cp_i = 0; cp_i < subjectVec.size(); cp_i++)
{
//去除4 9 开头的学号的学生
/*if (!strcmp(subjectVec[cp_i].substr(0, 1).c_str(), "4") || !strcmp(subjectVec[cp_i].substr(0, 1).c_str(), "9"))
{
continue;
}
else
*/
files.push_back(CrPath(dateVec[cp_i], subjectVec[cp_i], stuNum2[cp_i]));
}
cout << "生成路径结束" << endl;
int size = files.size();/*找到的路径的数量*/
//开始对每一张图片进行处理
for (int r = 0; r < size; r++)
{
memset(wcd, 0, sizeof(wcd));
ComputeImage(files, bzckesa, wcd, r);
xyimgnum = 0;
//求卡方距离的最大值
for (i = 0; i < size; i++)
{
if (wcd[i]>0.12)
{
flagVec.push_back("1");//嫌疑标记1
xyimgnum++;
suspict.push_back(files[i].c_str());
suspict_wcd.push_back(wcd[i]);
}
flagVec.push_back("0");//嫌疑标记1
}
if (xyimgnum < 3)
{
flagVec.clear();
break;
}
}
/*结果更新数据库*/
DbUpdate(stuNum, dateVec, subjectVec, stuNum2, flagVec);
cout << "数据库更新完毕" << endl;
/*将结果存入log文件*/
// memset(g_log_rec, 0, sizeof(g_log_rec));
/*strcat(g_log_rec, "\t考生考号");
strcat(g_log_rec, fpname1);
strcat(g_log_rec, "\t图片总数为");*/
char pic_num[20];
_itoa(size, pic_num, 10);
strcat(g_log_rec, pic_num);
if (xyimgnum > 0)
{
strcat(g_log_rec, "\n");
for (i = 0; i < xyimgnum; i++)
{
strcat(g_log_rec, "\t\t\t\t嫌疑图像:");
strcat(g_log_rec, suspict[i].c_str());
strcat(g_log_rec, "\t相似度:");
float sim=(1.0-suspict_wcd[i])*100;
char a[20];
sprintf(a, "%g", sim);
strcat(g_log_rec, a);
strcat(g_log_rec, "%%\n");
}
}
else strcat(g_log_rec, "\t无嫌疑图像!\n");
strcat(g_log_rec, "\n");
SaveLog(g_log_rec, g_log_adr, "a");
cout << "结果存入log文件" << g_log_adr <<" 完毕"<< endl;
/*善后*/
suspict.clear();
suspict_wcd.clear();
output_bzc.clear();
memset(g_log_rec, 0, sizeof(g_log_rec));
memset(bzckesa, 0, sizeof(bzckesa));
memset(wcd, 0, sizeof(wcd));
memset(featdif, 0, sizeof(featdif));
files.clear();
dateVec.clear();
subjectVec.clear();
stuNum2.clear();
flagVec.clear();
/*返回值*/
return 0;
}