The basic theories, cutting-edge technologies and processing tools for big data analysis are introduced, and encountered opportunities and challenges are summarized, along with discussions about the development trend and future prospects of big dataAnalysis are discussed.
Big data analysis aiming at knowledge discovery from the analysis of big data,which involves visualization analysis,data mining,prediction analysis,semantic analysis and data quality management,plays an essential part in the procedures of big data processing. In this paper,it introduces the basic theories,cutting-edge technologies and processing tools for big data analysis,and summarizes encountered opportunities and challenges,along with discussions about the development trend and future prospects of big data analysis.