Fractional order grey relational analysis and its application


1 College of Economics and Management, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China

2 School of Economics and Management, Hebei University of Engineering, Handan 056038, China


The main idea behind this study is introduce fractional order grey relational degree to analyze the relationship between sci-tech input and economic growth of China. Based on fractional order di erence operator, fractional order grey relational analysis (FGRA) is de ned. The e ect of di erent orders on grey relational analysis is discussed. Two examples show the process and eciency of its application.