Affiliation: | a Department of BioSystems and Advanced Information Technology Research Center, Korea Advanced Institute of Science and Technology, Guseong-dong, Yuseong-gu 305-701, Daejeon, Republic of Korea b Department of Electrical Engineering and Computer Science, Korea Advanced Institute of Science and Technology, Guseong-dong, Yuseong-gu 305-701, Daejeon, Republic of Korea |