Affiliation: | 1.Shaanxi Key Laboratory of Speech & Image Information Processing (SAIIP), School of Computer Science and Engineering,Northwestern Polytechnical University,Xi’an,China;2.Centre for Multidisciplinary Convergence Computing (CMCC), School of Computer Science and Engineering,Northwestern Polytechnical University,Xi’an,China;3.Biomedical and Multimedia Information Technology (BMIT) Research Group, School of Information Technologies,University of Sydney,Camperdown,Australia |