Zhiyong Luo Qinghuang Deng Guoxi Ma Leng Han Hongtao Liu IPSO: Improved Particle Swarm Optimization Based Task Scheduling at the Cloud Data Center. 139-144 2019 SKG https://doi.org/10.1109/SKG49510.2019.00032 conf/skg/2019 db/conf/skg/skg2019.html#LuoDMHL19