Abstract:

Based on causality, traditional information analysis takes shape into the thought pattern of samples micro analysis, qualitative and quantitative analysis, trend forecast. Big data exerts great influence on traditional analysis. Big data analysis is based on relationship, and takes shape into the new thought pattern of whole macro analysis, data and technology analysis, relation analysis and knowledge discovery. All these changes can be summed up as: from causality to relationship, from model mock to data mining, from logical reasoning to relation law making. Information analysis has changed greatly in big data age, including analysis object, data dealing mode, analysis methods and tools, analysis thought, and so on.

Key words: Big data, Information analysis, Big data analysis, Qualitative and quantitative analysis, Intelligence research