1. College of Information Science and Engineering, Northeastern University, Shenyang 110004, China.
2. State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang 110004, China, and also with the College of Information Science and Engineering, Northeastern University, Shenyang110004, China. (e-mail: hgzhang@ieee.org)
3. College of Information Science and Engineering, Northeastern University, Shenyang 110004, China. (e-mail: madazhong@ise.neu.edu.cn)