As big data technology penetrates all aspects of our lives; more and more industries are beginning to apply big data technology. Its robust data analysis, resource acquisition, and predictive capabilities have brought tremendous business activities as a brand-new data management technology. This article analyzes the big data technology application in business activities and introduces the principles of two essential algorithms in big data technology, clustering algorithm, and principal component analysis. Moreover, it introduces applying the mean shift clustering and principal component analysis in clustering algorithm to analyze the commercial data. Finally, a comprehensive analysis of the advantages and disadvantages of big data technology is made.
