Lots of developed and under-developing tools improve our ability to make more felicitous decisions than what we have made ever before.
This paper presents an overview on Big Data including
four issues, namely: (i) concepts, characteristics and processing paradigms of Big Data;
(ii) the state-of-the-art techniques for decision making in Big Data; (iii) felicitous decision
making applications of Big Data in social science; and (iv) the current challenges of Big
Data as well as possible future directions.