Affiliation: | Hongbing Zeng 1,2,*,Shenping Xiao 1,and Bin Liu 1,3 1.School of Electrical and Information Engineering,Hunan University of Technology,Zhuzhou 412008,P.R.China,2.School of Information Science and Engineering,Central South University,Changsha 410083,3.Department of Information Engineering,Australian National University,Canberra ACT0200,Australia |