Zhenyu Wen


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* = the correspondence author . '= equal contribution

In Preparation

  1. Z. Wen, S. Garg, L. Y. Chen, Deepak Puthal, S. Dustdar, A. Zomaya and R. Ranjan.
    Green Energy Aware Sustainable Scheduling of Workflow Applications in a Multi-Cloud Environment.
    Journal of Parallel and Distributed Computin
    under review
    [ paper ]

  2. B. Qian, J. Su, Z. Wen*, D. N. Jha, Y. Li, Y. Guan, D. Puthal, P. James, R. Yang,
    A. Y. Zomaya, O. Rana, L. Wang, R. Ranjan.
    Orchestrating Development Lifecycle of Machine Learning Based IoT Applications: A Survey.
    ACM Computing Surveys
    under review
    [ paper ]


  1. K. S. Sahoo, D. Puthal, M. Tiwary, M. Usman, B. Sahoo, Z. Wen*, B. P. S. Sahoo, R. Ranjan.
    ESMLB: Efficient Switch Migration-based Load Balancing for Multi-Controller SDN in IoT.
    IEEE Internet of Things Journal (SCI-IF = 9.515)
    [ paper ]

  2. L. Fang, Y. Li, X. Yun, Z. Wen, S. Ji, W. Meng, Z. Cao, Tanveer M.
    THP: A Novel Authentication Scheme to Prevent Multiple Attacks in SDN-based IoT Network.
    IEEE Internet of Things Journal (SCI-IF = 9.515)
    [ paper ]

  3. D. N. Jha, Z. Wen, Y. Li, M. Nee, M. Koutny and R. Ranjan
    A Cost-efficient Multi-cloud Orchestrator for Benchmarking Containerized Web-applications.
    The 20th International Conference on Web Information Systems Engineering (WISE’19), Hong Kong, Nov 2019.
    [ paper ]

  4. D. Puthal, L. T. Yang, S. Dustdar, Z. Wen, S. Jun, A. V Moorsel, and R. Ranjan
    A User Centric Security Solution for Internet of Things and Edge Convergence.
    ACM Transactions on Cyber-Physical Systems
    [ paper ]

  5. Z. Wen, T. Lin, R. Yang, S. Ji, R. Ranjan, A. Romanovsky, C. Lin and Jie Xu.
    GA-Par: Dependable Microservice Orchestration Framework for Geo-Distributed Clouds.
    IEEE Transactions On Parallel and Distributed Systems
    [ paper ]

  6. U. Demirbaga, A. Noor, Z. Wen, P. James, K. Mitra and R. Ranjan
    SmartMonit: Real-time Big Data Monitoring System
    The 38th International Symposium on Reliable Distributed Systems (SRDS 2019) Lyon, France, OCT 1-4, 2019. (Demo)
    [ paper ] [ poster ]

  7. D. N. Jha, M. Nee, Z. Wen, A. Y. Zomaya and R. Ranjan
    SmartDBO: Smart Docker Benchmarking Orchestrator for Web-application
    International ACM Conference on World Wide Web (WWW'19), The Web Conference, San Francisco, May 13-17, 2019, ACM Press. (Demo)
    [ paper ] [ poster ]

  8. R. Qasha, Z. Wen, J. Cala and P. Watson.
    Reproducible Workflows in the Cloud: Sharing and Performance Optimization.
    Future Generation Computer Systems (SCI-IF = 4.76)
    [ paper ]

  9. S. Luo, Z. Wen, X. Zhang, W. Xu, A. Y. Zomaya, and R. Ranjan.
    GoSharing: An Incentive Framework for Cooperative Contents Sharing in Mobile Edge Networks.
    Future Generation Computer Systems (SCI-IF = 4.76)
    [ paper ]


  1. R. Yang, Z. Wen, D. Mckee, T. Lin, J. Xu and P. Garraghan
    Fog Orchestration and Simulation for IoT Services
    Book Chapter, Fog and Fogonomics Challenges and Practices of Fog Computing, Networking, Strategy, and Economics, Wiley
    [ paper ][ poster ]

  2. A. Souza, Z. Wen, N Cacho, A. Romanovsky, P. James, R. Ranjan
    Using osmotic services composition to dynamic load balancing of Smart City applications
    11th IEEE International Conference on Service Oriented Computing and Applications (SOCA'18)
    [ paper ]

  3. P. Garraghan, R. Yang, Z. Wen, A. Romanovsky, J. Xu, R. Buyya, R. Ranjan
    Emergent Failures: Rethinking Reliable Cloud Datacenters at Scale.
    IEEE Cloud Computing magazine, 2018, IEEE Computer Society (SCI-IF = 2.929)
    [ paper ]

  4. R. Ranjan, O. Rana, S. Nepal, M. Yousif, P. James, Z. Wen, S. Barr, P. Watson, P. P. Jayaraman,
    D. Georgakopoulos, M.Villari, M. Fazio, S. Garg, R. Buyya, L. Wang, A. Y. Zomaya and S. Dustdar
    The Next Grand Challenges: Integrating the Internet of Things and Data Science.
    IEEE Cloud Computing magazine, 2018, IEEE Computer Society (SCI-IF = 2.929)
    [ paper ]

  5. Z. Wen, D. Quoc, R. Chen, P. Bhatotia and M. Lee
    ApproxIoT: Approximate Analytics for Edge Computing.
    The 38th International Conference on Distributed Computing Systems(ICDCS'18) (research track)
    [ website ]


  1. C. Lin, C. Wu, Y. Tian, Z. Wen and S. Ji.
    PBUF: Sharing Buffer to Mitigate Flooding Attacks.
    The 23rd IEEE International Conference on Parallel and Distributed Systems(ICPADS'17)
    [ paper ]

  2. M. Rovatsos, D. Diochnos, Z. Wen, S. Ceppi, P. Andreadis.
    SmartOrch: Flexible, Adaptive Orchestration for Human-Centric Task Workflows.
    The 32nd ACM Symposium on Applied Computing(SAC’17)

  3. Z. Wen, R. Yang, P. Garraghan, T. Lin, J. Xu, M. Rovatsos.
    Fog Orchestration for IoT Services: Issues, Challenges and Directions.
    IEEE Internet Computing, IEEE Computer Society, 2017 (SCI-IF = 1.713 and Q1).
    [ paper ]

  4. X. Zeng, S. Garg, Z. Wen, P. Strazdins, A. Zomaya, R. Ranjan.
    Cost efficient scheduling of MapReduce applications on public clouds.
    Journal of Computational Science, 2017 ISSN 1877-7503.(ISI Impact Factor: 2.25).


  1. X. Zeng, S. Garg, Z. Wen, P. Strazdins, L. Wang, R. Ranjan.
    SLA-aware Scheduling of Map-Reduce Applications on Public Clouds.
    The 18th IEEE International Conferences on High Performance Computing and Communications(HPCC’16)

  2. C. Lin, C. Wu, M. Huang, Z. Wen, Q. Cheng.
    Adaptive IP Mutation: A Proactive Approach for Defending against Worm Propagation.
    IEEE 35th Symposium on Reliable Distributed Systems Workshops(SRDSW’16)

  3. D. Adjepon-Yamoah, Z. Wen.
    Assuring Dependable Cloud-Based System Engineering: A Cloud Accountability Method.
    The 12th European Dependable Computing Conference (EDCC)

  4. Z. Wen, R. Qasha, Z. Li, R. Ranjan, P. Watson, A. Romanovsky.
    Dynamically Partitioning Workflow over Federated Clouds For Optimising the Monetary Cost and Handling Run-Time Failures.
    IEEE Transactions on Cloud Computing (SCI-IF = 7.928 and Q1)

  5. S. Luo, Y. Sun, Z. Wen, Y. Ji.
    C2: Truthful incentive mechanism for multiple cooperative tasks in mobile cloud.
    IEEE International Conference on Communications(ICC'16)

  6. Z. Wen, J. Cala, P. Watson, R. Alexander.
    Cost Effective, Reliable and Secure Workflow Deployment over Federated Clouds.
    IEEE Transactions on Services Computing (SCI-IF = 4.418 and Q1)

  7. C. Lin, C. Wu, H. Min, Z. Wen, Q. Zheng.
    Performance Evaluation for SDN Deployment: An Approach based on Stochastic Network Calculus.
    IEEE China Communications


  1. Z. Wen, J. Cala, P. Watson, A. Romanovsky.
    Cost Effective, Reliable, and Secure Workflow Deployment over Federated Clouds.
    The 8th IEEE International Conference on Cloud Computing(CLOUD’15)


  1. Z. Wen, J. Cala, P. Watson.
    A scalable method for partitioning workflows with security requirements over federated clouds.
    The 6th IEEE International Conference onCloud Computing Technology and Science (CloudCom’14)


  1. Z. Wen, P. Watson
    Dynamic exception handling for partitioned workflow on federated clouds.
    The 5th IEEE International Conference onCloud Computing Technology and Science (CloudCom’13)