Department of Electrical and Computer Engineering North South University Dhaka-1229 Bagladesh;
Department of Data Science Monash University Melbourne Victoria Australia;
Dyson School of Design Engineering Imperial College London South Kensington Campus London SW72AZ UK;
Faculty of Engineering King Abdulaziz University Jeddah 21589 Saudi Arabia;
Faculty of Mathematics and Natural Sciences Albertus-Magnus-Platz 50923 K?ln German;
Industrial Technology Research Institute 31057 Hsinchu Taiwan Department of Artificial Intelligence University of Maryland Maryland 20742 USA.;
Fuzzy energy equation; swarm intelligence; evolved bat algorithm;