Tu, W.-C.W.-C.TuTsai, C.-L.C.-L.TsaiSHAO-YI CHIEN2020-06-162020-06-162014https://scholars.lib.ntu.edu.tw/handle/123456789/502315[SDGs]SDG11conference paper10.1109/ICASSP.2014.68540432-s2.0-84905262491https://www.scopus.com/inward/record.uri?eid=2-s2.0-84905262491&doi=10.1109%2fICASSP.2014.6854043&partnerID=40&md5=a4404bf41df3c680b26b2bebd5b301dd