[1]School of Software Engineering;
Tongji University;
Shanghai 201804;
China;
[1]School of Software Engineering;
Tongji University;
Shanghai 201804;
China;
[2]Key Laboratory of Ocean Circulation and Waves;
Institute of Oceanology;
Chinese Academy of Sciences;
Qingdao 266071;
China;
[2]Key Laboratory of Ocean Circulation and Waves;
Institute of Oceanology;
Chinese Academy of Sciences;
Qingdao 266071;
China;
[1]School of Software Engineering;
Tongji University;
Shanghai 201804;
China;
[1]School of Software Engineering;
Tongji University;
Shanghai 201804;
China;
optimal precursors; double-gyre regime transitions; conditional nonlinear optimal perturbation (CNOP); Principal Component Analysis-based Simulated Annealing (PCASA); multipleequilibria regimes;