1. Alokwatve, T.: Topological transformation approaches to database query processing. In: ACM SIGMOD Conference, vol. 9, no. 3, pp. 18–25 (2017)
2. Chen, K., Guo, S., Kavuluru, R.: ACM Data and Application, vol. 3, pp. 18–25 (2011)
3. Chen, K., Liu, L.: Geometric data perturbation for outsourced data mining. Knowl. Inf. Syst. 5(6), 965–981 (2012)
4. Xu, H., Liu, K., Mitchell, L., Sun, G.: Building confidential and efficient query services in the cloud with RASP data perturbation. In: SIAM Data Mining Conference, vol. 10, no. 3, pp. 18–25 (2017)
5. Zhu, H.S.R., Konwinski, A.: Range based neighbor queries with complex shaped obstacles. Technical Report, University of Berkeley (2015). vol. 12, no. 3, pp. 18–25 (2015)