National Lab of Industrial Control Technology, Institute of Systems Engineering, Zhejiang University, Hangzhou 310027, China;
National Lab of Industrial Control Technology, Institute of Systems Engineering, Zhejiang University, Hangzhou 310027, China;
National Lab of Industrial Control Technology, Institute of Systems Engineering, Zhejiang University, Hangzhou 310027, China;
multivariate statistical process monitoring; principal component analysis; independent component analysis; kernel density estimation; polypropylene; catalyzer reactor; fault detection; data-driven tools;