Electrical Engineering, vol 312. Springer, Cham. Print ISBN 978-3-319-06763-6  Online ISBN 978-3-319-06764-3. Namisanvu, R.,  Kanagwa, B. (2015). An Approach for Discovery of Complex Events and Hierarchies. International Journal of Computing  ICT Research, 9(2). Ojenge, W., Okelo-Odongo, W and Ogao, P.J. 2015. Comparing PSO and GA Optimizers in MLP to Predict Mobile Traffic Jam Times, In International Journal of Computer Science and Information Security (IJCSIS), Vol. 13, No. 10, October 2015. O