**Author details**

Edmundo Guerra1 , Jordi Palacin<sup>2</sup> , Zhuping Wang3 and Antoni Grau1 \*

1 Automatic Control Department, Technical University of Catalonia UPC, Barcelona, Spain

2 Department of Informatics and Industrial Engineering, University of Lleida - UdL, Lleida, Spain

3 Department of Control Science and Engineering, Tongji University, Shanghai, China

\*Address all correspondence to: antoni.grau@upc.edu

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