1 Correction to: Neural Computing and Applications (2020) 32:7333–7345 https://doi.org/10.1007/s00521-019-04253-2

Unfortunately, the corresponding author of this paper was incorrectly published as Shuzhen Xu in the original publication. The correct corresponding author should be Jin Wang.

In the original publication, the author affiliation was incorrectly published. The correct affiliation is as follows:

Faculty of Information Technology, Beijing University of Technology, Beijing 100124, People’s Republic of China.

The original version of the acknowledgement unfortunately contained a mistake. The correct version is as follows:

This work was supported by Natural Science Foundation of China (61906008), Scientific Research Project of Beijing Educational Committee (KM202010005013), Beijing Natural Science Foundation (4164079, 4152008), National Key Research and Development Plan of China (2017YFF0211801) and the Opening Project of Beijing Key Laboratory of Internet Culture and Digital Dissemination Research.