1. Dept. of Mechanical Engineering Stevens Inst. of Technology,Hoboken,USA,NJ 07030
2. Dept. of Electrical and Computer Engineering Stevens Inst.of Technology,Hoboken,USA,NJ 07030
3. Columbia University,Dept. of Rehabilitation & Regenerative Medicine,New York,USA,NY 10032
4. College of Arts and Letters Stevens Inst. of Technology,Hoboken,USA,NJ 07030