School of Information & Electrical Engineering;
China University of Mining & Technology;
Xuzhou Jiangsu 221008;
China;
School of Computer Engineering;
Huaihai Institute of Technology;
Lianyungang Jiangsu 222005;
China;
School of Information & Electrical Engineering;
China University of Mining & Technology;
Xuzhou Jiangsu 221008;
China;
School of Computer Engineering;
Huaihai Institute of Technology;
Lianyungang Jiangsu 222005;
China;
Dept. of Information Engineering;
Nanjing University;
Nanjing 110004;
China;
School of Computer Engineering;
Huaihai Institute of Technology;
Lianyungang Jiangsu 222005;
China;