作者机构:[1]Department of Information Science and Electronic Engineering, Zhejiang University, Hangzhou 310027, China, [2]Alibaba Group, Hangzhou 310027, China
相关基金:Project supported by the National Basic Research Program (973) of China (No. 2012CB316400), Zhejiang University - Al- ibaba Financial Joint Lab, Zhejiang Provincial Engineering Cen- ter on Media Data Cloud Processing and Analysis, China, and the US National Science Foundation (No. CCF-1017828)