Lijun Shan Hong Zhu 0002 114-119 2004 conf/compsac/2004 COMPSAC https://doi.org/10.1109/CMPSAC.2004.1342814 https://doi.ieeecomputersociety.org/10.1109/CMPSAC.2004.1342814 db/conf/compsac/compsac2004-R.html#ShanZ04