1. Florida International University,Florida,U.S.A.
2. Michigan Technological University,Michigan,U.S.A.
3. Boston University,Massachusetts,U.S.A.
4. University of Baltimore,Maryland,U.S.A.
5. Carnegie Mellon University,Pennsylvania,U.S.A.
6. Southern University of Science and Technology,Guangdong,China
7. Huazhong University of Science and Technology,Hubei,China