(1)Zhicheng Cai#*,Xiaoping Li, Ruben Ruiz, Qianmu Li. Price forecasting for spot instances in Cloud computing[J]. Future Generation Computer Systems, Volume 79, Part 1, February 2018, Pages 38-53 (中科院分区大类2区, IF 3.997) (2)Zhicheng Cai#*, Xiaoping Li, Ruben Ruiz, Resource provisioning for task-batch based workflows with deadlines in public clouds, IEEE Transactions on Cloud Computing, 7(3) 814-826, 2019 (SCI)。 (3)Zhicheng Cai#*, Xiaoping Li* and Gupta, J.N.D. Heuristics for provisioning services to workflows in XaaS Clouds, IEEE Transactions on Services Computing, 9 (2) (2016) 250–263 (CCF B类期刊) (4)Xiaoping Li and Zhicheng Cai*. Elastic resource provisioning for Cloud workflow applications, IEEE Transactions on Automation Science and Engineering, 14(2)(2017) 1195- 1210. (CCF B类期刊) (5)Zhicheng Cai#*,Xiaoping Li, Ruben Ruiz, Qianmu Li. A delay-based dynamic scheduling algorithm for bag-of-task workflows with stochastic task execution times in clouds, Future Generation Computer Systems, 71 (2017) 57-72 (中科院分区大类2区，CCF C类期刊) (6)Zhicheng Cai#*,Qianmu Li, Xiaoping Li. Elasticsim: A toolkit for simulating workflows with cloud resource runtime auto-scaling and stochastic task execution times, Journal of Grid Computing, 15(2) 257–272, 2017 (CCF C类期刊) (1)Zhicheng Cai, Xinyu Zhu, Yuehui Zheng, Duan liu, and Lei Xu. A caching-based parallel FP-Growth in Apache Spark, 18th International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP 2018, CCF C类会议), accepted (2) Duan Liu, Zhicheng Cai and Xiaoping Li. Hidden Markov Model based Spot price prediction for Cloud Computing, IEEE International Symposium on Parallel and Distributed Processing with Applications (ISPA 2017, CCF C类会议)，2017.12.12-12.15, pages:996-1003 (3)Zhicheng Cai, Xiaoping Li and Gupta, J.N.D. Critical path-based iterative heuristic for workflow scheduling in utility and cloud computing, 11th International Conference on Service Oriented Computing (ICSOC 2013，CCF B 类会议), LNCS Volume 8274, 2013, pages: 207-221 (4)Zhicheng Cai, Xiaoping Li and Gupta, J.N.D. Bi-direction adjust heuristic for workflow scheduling in clouds, 19th IEEE International Conference on Parallel and Distributed Systems, （ICPADS 2013，CCF C 类会议)，Seoul，2013.11.15-11.18，pages:94 - 101 (5)Zhicheng Cai and Xiaoping Li. A hybrid genetic algorithm for resource-constrained multi-project scheduling problem with resource transfer time, IEEE International Conference on Automation Science and Engineering, CASE 2012, Seoul,2012.08.20-08.24,pages:569-574 (6)Zhicheng Cai and Xiaoping Li. Dynamic programming for services scheduling with start time constraints in distributed collaborative manufacturing systems, IEEE International Conference on Systems, Man, and Cybernetics, SMC 2012, Seoul,2012.10.14-10.17,pages: 803 - 808