Affiliation: | 1. School of Computer and Software, Nanjing University of Information Science & Technology, Nanjing, China;2. Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science & Technology, Nanjing, China;3. Department of Computer Science, Georgia State University, Atlanta, GA, USA;4. Department of Computer Science and Engineering, Seoul National University of Science and Technology, Republic of Korea |