TY - Front. Comput. Sci. A1 - Meifan ZHANG, Hongzhi WANG, Jianzhong LI, Hong GAO T1 - Diversification on big data in query processing Y1 - 2020-08-15 JF - Frontiers of Computer Science JO - Front. Comput. Sci. SP - 144607 EP - VL - 14 IS - 4 UR - https://journal.hep.com.cn/fcs N1 - 10.1007/s11704-019-8324-9 ER -