1. School of Computer Science and Technology, Huazhong University of Science and TechnologyWuhanHubeiPeople's Republic of China
2. Key Laboratory of Education Ministry for Image Processing and Intelligence ControlWuhanHubeiPeople's Republic of China
3. Hubei Key Laboratory of Medical Information Analysis and Tumor Diagnosis & TreatmentWuhanHubeiPeople's Republic of China
4. Zhejiang Industry & Trade Vocational CollegeWenzhounZhejiangPeople's Republic of China
5. Center for Machine Vision and Security Research, Kennesaw State UniversityMariettanGeorgiaUSA