homepages/76/5349-1,
Cheng Guo, Home Page, https://ieeexplore.ieee.org/author/37650763500, Dalian University of Technology, School of Software Technology, China
homepages/76/5973-4,
Ling Zhang, Home Page, https://orcid.org/0000-0002-4454-5569, Guangdong University of Technology, Faculty of Computer Science and Technology, Guangzhou, China
homepages/76/1561-2,
Dapeng Li, Home Page, https://www.mendeley.com/profiles/dapeng-li3/, University of Utah, Department of Geography, Salt Lake City, UT, USA
homepages/76/1820-34,
Xin Liu, Home Page, https://orcid.org/0000-0001-6862-0386, University of Massachusetts, College of Information and Computer Sciences, Amherst, MA, USA
homepages/76/3818,
Stephan G. Wagner and Stephan Wagner, Home Page, https://www.scopus.com/authid/detail.uri?authorId=55203763300, Graz University of Technology, Department of Mathematics, Austria
homepages/76/9851,
Arthur P. S. Braga and Arthur Plinio Souza de Braga, Home Page, https://orcid.org/0000-0002-7776-7264, Federal University of Ceará, fortaleza, Brazil