1. School
of Electrical and Electronics Engineering, Nanyang Technological University, Block S1, 50 Nanyang Avenue, Singapore 639798
2. CINTRA CNRS/NTU/THALES,
UMI 3288, Research Techno Plaza, 50
Nanyang Drive, Border X Block, Level 6, Singapore 637553
3. LPICM, CNRS-Ecole Polytechnique, 91128 Palaiseau Cedex, France