Retraction notice: Performance analysis of ant-lion optimization based routing algorithm for wireless sensor networks

The publishers the of International Journal of Intelligent Unmanned Systems wish to retract the article Swapna, S.B. and Santhosh, R. (2021), “Performance analysis of ant-lion optimization based routing algorithm for wireless sensor networks”, International Journal of Intelligent Unmanned Systems, Vol. 9 No. 2, pp. 119–132. https://doi.org/10.1108/IJIUS-09-2019-0055An internal investigation into a series of submissions has uncovered evidence that the peer review process was compromised. As a result of these concerns, the findings of the article cannot be relied upon. This decision has been taken in accordance with Emerald’s publishing ethics and the COPE guidelines on retractions.Despite numerous attempts to contact the authors, the journal has received no response; the response of the authors would be gratefully received.The publishers of the journal sincerely apologize to the readers.The retracted article is available at: 10.1108/IJIUS-09-2019-0055