Yang Tang1, Jürgen Kurths2, Wei Lin3, Edward Ott4, Ljupco Kocarev5. 1. Key Laboratory of Advanced Control and Optimization for Chemical Processes, Ministry of Education, East China University of Science and Technology, Shanghai, China. 2. Potsdam Institute for Climate Impact Research, Potsdam 14473, Germany. 3. Center for Computational Systems Biology of ISTBI and Research Institute of Intelligent Complex Systems, Fudan University, Shanghai 200433, China. 4. Department of Physics, University of Maryland, College Park, Maryland 20742, USA. 5. Macedonian Academy of Sciences and Arts, 1000 Skopje, Macedonia.