Updates are available Correction dated 2018-07-25
Click to view Correction: https://doi.org/10.1007/s11042-018-6422-6
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Authors
Mao, Yan
Yang, Shanwen
Li, Zuning
Li, Yongjian
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Article History
Received: 31 August 2017
Revised: 31 January 2018
Accepted: 29 April 2018
First Online: 9 May 2018
Change Date: 25 July 2018
Change Type: Correction
Change Details: In the original publication, Figs. 1 and 4 contain an error. Figure 1 on page 7, in the lower right corner of the image below “Leader 2” should be corrected to “Group 2” instead of “Group 1”. Figure 4 on page 12, on the left part of the image, “Group 3” should be corrected to “Group 1.”
