The authors wish to make the following erratum to this paper [1]: One the basis of the current author list, the affiliation of author Zhihong Tian should be with both 1 and 2, in accordance with the following format: Zhihong Tian1,2, * The authors would like to apologize for any inconvenience caused to the readers by these changes.
School of Information Technology

Wang, Y. (Yuhang), Tian, Z. (Zhihong), Zhang, H. (Hongli), Su, S. (Shen), & Shi, W. (2019). Erratum: A privacy preserving scheme for nearest neighbor query. sensors 2018, 18, 2440. Sensors, 19(14). doi:10.3390/s19143187