Chang Chia-HuHsieh Kuei-YiChung Ming-CheJA-LING WU2010-11-222018-07-052010-11-222018-07-052008http://www.scopus.com/inward/record.url?eid=2-s2.0-70350641508&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/338958http://ntur.lib.ntu.edu.tw/bitstream/246246/220307/-1/03.pdfen-USconference paper10.1145/1459359.1459500http://ntur.lib.ntu.edu.tw/bitstream/246246/220307/-1/03.pdf