Hunan Provincial Key Laboratory of Intelligent Processing of Big Data on Transportation Changsha University of Science&Technology Changsha 410114 ChinaSchool of Computer&Communication Engineering Changsha University of Science&Technology Changsha 410114 China;
Hunan Provincial Key Laboratory of Intelligent Processing of Big Data on Transportation Changsha University of Science&Technology Changsha 410114 ChinaSchool of Computer&Communication Engineering Changsha University of Science&Technology Changsha 410114 China;
Hunan Provincial Key Laboratory of Intelligent Processing of Big Data on Transportation Changsha University of Science&Technology Changsha 410114 ChinaSchool of Computer&Communication Engineering Changsha University of Science&Technology Changsha 410114 China;
Department of Energy Grid Sangmyung University Seoul 110743 Korea;
Intelligent transportation; traffic sign; deep learning; GTSRB; data augmentation;