Erratum to: Asia Pac J Comput Engin (2017) 4:3 DOI 10.1186/s40540-017-0020-3

After publication of the article [1], it was noticed that the name of R. K. Annabattula was incorrectly displayed as A. K. Ratna Kumar. The corrected author list can be seen in this erratum and the original article has been updated to reflect this.