1. Parallel and Scientific Computing Laboratory and the Institute of Communications Engineering, National Yang Ming Chiao Tung University, Hsinchu, Taiwan
2. Department of Electronics and Electrical Engineering, Parallel and Scientific Computing Laboratory, Institute of Communications Engineering, Institute of Biomedical Engineering, National Yang Ming Chiao Tung University, Hsinchu, Taiwan
3. Parallel and Scientific Computing Laboratory, Electrical Engineering and Computer Science International Graduate Program, National Yang Ming Chiao Tung University, Hsinchu, Taiwan