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Professor Sumi Helal

Formerly at Lancaster University

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  1. Published

    UbiData: ubiquitous mobile file service

    Zhang, J., Helal, S. & Hammer, J., 2003, SAC '03 Proceedings of the 2003 ACM symposium on Applied computing. New York: ACM, p. 893-900 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  2. Published

    UbiNet: A generic and ubiquitous service provider framework: 2006 International Conference on Software Engineering Advances, ICSEA'06

    Zhang, J. & Helal, S., 2006, 2006 International Conference on Software Engineering Advances, ICSEA'06. IEEE

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  3. Published

    DPQ: Using a distributed priority queue to improve ad hoc TCP performance

    Zhang, J., Jones, S. F., Wang, J. & Helal, S., 2007, 4th International Conference on Information Technology-New Generations, ITNG 2007. IEEE, p. 161-165 5 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  4. Published

    Improved impact-echo approach for non-destructive testing and evaluation

    Zhang, R., Olson, L. D., Seibi, A., Helal, S., Khalil, A. & Rahim, M., 2010, 3rd WSEAS International Conference on Sensors and Signals, SENSIG'10, 3rd WSEAS International Conference on Materials Science, MATERIALS'10. p. 139-144 6 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  5. Published

    iPOJO flow: a declarative service workflow architecture for ubiquitous cloud applications

    Zhang, X., Lee, C. & Helal, S., 1/04/2019, In: Journal of Ambient Intelligence and Humanized Computing. 10, 4, p. 1483–1494 12 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  6. Published

    A formal modeling for exceptions in context-aware systems

    Yoon, T-S., Choi, J-H., Cho, E-S., Helal, S., C., S. (ed.), B., M. (ed.), C.K., C. (ed.), Y., G. (ed.), K., Y. (ed.), A., H. (ed.), Y., O. (ed.), M., M. (ed.) & [Unknown], 2014, 38th Annual IEEE Computer Software and Applications Conference Workshops, COMPSACW 2014. IEEE, p. 734-739 6 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  7. Published

    Fault-resilient pervasive service composition

    Yang, H-I., Bose, R., Helal, S., Xia, J. & Chang, C. K., 2009, Advanced Intelligent Environments. Kameas, A. D., Callagan, V., Hangras, H., Weber, M. & Minker, W. (eds.). Boston: Springer, p. 195-223 29 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Chapter

  8. Published

    A comparison of two programming models for pervasive computing

    Yang, H-I., Jansen, E. & Helal, S., 2006, 2006 International Symposium on Applications and the Internet Workshops, SAINT 2006 Workshops. IEEE, p. 134-137 4 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  9. Published

    A context-driven programming model for pervasive spaces

    Yang, H-I., King, J., Helal, S. & Jansen, E., 2007, Pervasive Computing for Quality of Life Enhancement. ICOST 2007. Okadome, T., Yamazaki, T. & Makhtari, M. (eds.). Berlin: Springer, p. 31-43 13 p. (Lecture Notes in Computer Science; vol. 4541).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  10. Published

    Safety enhancing mechanisms for pervasive computing systems in intelligent environments

    Yang, H-I. & Helal, S., 03/2008, 6th Annual IEEE International Conference on Pervasive Computing and Communications, PerCom 2008. IEEE, p. 525-530 6 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  11. Published

    Optimizing push/pull envelopes for energy-efficient cloud-sensor systems

    Xu, Y., Helal, S., Thai, M. T., Schmalz, M. & SIGSIM, ACM., 2011, MSWiM '11 Proceedings of the 14th ACM international conference on Modeling, analysis and simulation of wireless and mobile systems. New York: ACM, p. 17-26 10 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  12. Published

    An optimization framework for cloud-sensor systems: 2014 6th IEEE International Conference on Cloud Computing Technology and Science, CloudCom 2014

    Xu, Y. & Helal, S., 2015, Cloud Computing Technology and Science (CloudCom), 2014 IEEE 6th International Conference on. IEEE, p. 38-45 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  13. Published

    Application caching for cloud-sensor systems

    Xu, Y. & Helal, S., 2014, MSWiM '14 Proceedings of the 17th ACM international conference on Modeling, analysis and simulation of wireless and mobile systems. New York: ACM, p. 303-306 4 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  14. Published

    Scalable Cloud–Sensor Architecture for the Internet of Things

    Xu, Y. & Helal, A., 06/2016, In: IEEE Internet of Things Journal. 3, 3, p. 285-298 14 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  15. Published

    Energy Savings in Very Large Cloud-IoT Systems

    Xu, Y., Helal, S., Lee, C. & Khaled, A. E., 12/08/2019, In: Open Journal of Internet of Things. 5, 1, p. 6-28 23 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  16. Published

    A dynamic data/currency protocol for mobile database design and reconfiguration

    Xia, Y. & Helal, S., 2003, SAC '03 Proceedings of the 2003 ACM symposium on Applied Computing. New York: ACM, p. 550-556 7 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  17. Published

    Fault-resilient Ubiquitous Service Composition

    Xia, J., Chang, C. K., Kim, T. H., Yang, H. I., Bose, R. & Helal, S., 24/09/2007, 3rd IET International Conference on Intelligent Environments, IE'07. IEEE, p. 108-115 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  18. Published

    Persuasive Health: Back to the Future

    Wilson, E. D., Helal, A., Bull, C. N. & Honary, M., 20/05/2019, Pervasive Computing Technologies for Healthcare (PervasiveHealth) Conference, 2019: IMPACT Workshop. ACM, p. 426-434 9 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  19. Published

    RFID information grid for blind navigation and wayfinding

    Willis, S. & Helal, S., 2005, 9th IEEE International Symposium on Wearable Computers, ISWC 2005. IEEE, p. 34-37 4 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  20. Published

    A Context-Driven Worker Selection Framework for Crowd-Sensing

    Wang, J., Wang, Y., Helal, S. & Zhang, D., 1/03/2016, In: International Journal of Distributed Sensor Networks. 12, 3

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  21. Published

    WSelector: A multi-scenario and multi-view worker selection framework for crowd-sensing

    Wang, J., Helal, S., Wang, Y., Zhang, D., J., M. (ed.), A., L. (ed.), H., N. (ed.) & L.T., Y. (ed.), 10/08/2015, Ubiquitous Intelligence and Computing and 2015 IEEE 12th Intl Conf on Autonomic and Trusted Computing and 2015 IEEE 15th Intl Conf on Scalable Computing and Communications and Its Associated Workshops (UIC-ATC-ScalCom), 2015 IEEE 12th Intl Conf on. IEEE, p. 54-61 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  22. Published

    Fine-Grained Multitask Allocation for Participatory Sensing With a Shared Budget

    Wang, J., Wang, Y., Zhang, D., Wang, L., Xiong, H., Helal, A., He, Y. & Wang, F., 1/12/2016, In: IEEE Internet of Things Journal. 3, 6, p. 1395-1405 11 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  23. Published

    Energy saving Techniques in Mobile Crowd Sensing: Current State and Future Opportunities

    Wang, J., Wang, Y., Zhang, D. & Helal, S., 30/05/2018, In: IEEE Communications Magazine. 56, 5, p. 164-169 6 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  24. Published

    Localized energy efficient detection and tracking of dynamic phenomena

    Tiwari, R., Thai, M. T. & Helal, S., 2010, 53rd IEEE Global Communications Conference, GLOBECOM 2010. IEEE

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  25. Published

    Speed adaptive mobile IP over wireless LAN

    Tian, J. & Helal, S., 12/2008, In: Wireless Communications and Mobile Computing. 8, 10, p. 1355-1364 10 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  26. Published

    Rapid mobility of mobile IP over WLAN

    Tian, J. & Helal, S., 2005, Networking and Mobile Computing. Lu, X. & Zhao, W. (eds.). Berlin: Springer, p. 259-267 9 p. (Lecture Notes in Computer Science; vol. 3619).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  27. Published

    Budget-aware task scheduling in the cloud

    Thanasias, V., Lee, C. & Helal, S., 2014, 6th International Conference on Ubiquitous and Future Networks, ICUFN 2014. IEEE, p. 309-310 2 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  28. Published

    VM capacity-aware scheduling within budget constraints in IaaS clouds

    Thanasias, V., Lee, C., Hanif, M., Kim, E. & Helal, S., 8/08/2016, In: PLoS ONE. 11, 8, 21 p., e0160456.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  29. Published

    On detection and tracking of variant phenomena clouds

    Thai, M. T., Tiwari, R., Bose, R. & Helal, S., 1/01/2014, In: ACM Transactions on Sensor Networks. 10, 2, 33 p., 34.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  30. Published

    Bayesian-based scenario generation method for human activities

    Sung, Y., Helal, S., Lee, J. W. & Cho, K., 2013, SIGSIM PADS '13 Proceedings of the 1st ACM SIGSIM Conference on Principles of Advanced Discrete Simulation. New York: ACM, p. 147-157 11 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  31. Published

    iGrocer- A ubiquitous and pervasive smart grocery shopping system

    Shekar, S., Nair, P., Helal, S., G., L. (ed.) & SIGAPP, ACM. ., 2003, SAC '03 Proceedings of the 2003 ACM symposium on Applied computing. New York: ACM, p. 645-652 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  32. Published

    CAD-HOC: a CAD-Like tool for generating mobility benchmarks in ad-hoc networks

    Shah, S., Hernandez, E. A. & Helal, S., 2002, Applications and the Internet, 2002. (SAINT 2002). Proceedings. 2002 Symposium on. IEEE, p. 270-279 10 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  33. Published

    Algorithms for the detection of chewing behavior in dietary monitoring applications

    Schmalz, M. S., Helal, S. & Mendez-Vasquez, A., 2009, In: Proceedings of SPIE. 7444, 11 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  34. Published

    Spaceify: a client-edge-server ecosystem for mobile computing in smart spaces

    Savolainen, P., Helal, S., Reitmaa, J., Kuikkaniemi, K., Jacucci, G., Rinne, M., Turpeinen, M., Tarkoma, S. & SIGMOBILE, ACM., 2013, MobiCom '13 Proceedings of the 19th annual international conference on Mobile computing & networking. New York: ACM, p. 211-213 3 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  35. Published

    UMA-based wireless and mobile video delivery architecture: Internet Multimedia Management Systems

    Sampath, L., Helal, S. & Smith, J. R., 2000, Proceedings of the SPIE Voice, Video and Data Communications Symposium . SPIE, p. 103-115 13 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  36. Published

    Internet agents for effective collaboration

    Renganarayanan, V., Helal, S., Nalla, A., A., K. (ed.), J., D. (ed.) & T., M. (ed.), 2002, Mobile Agents for Telecommunication Applications. MATA 2002. Karmouch, A., Magedanz, T. & Delgado, J. (eds.). Berlin: Springer, p. 33-47 15 p. (Lecture Notes in Computer Science; vol. 2521).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  37. Published

    Drishti: An integrated indoor/outdoor blind navigation system and service

    Ran, L., Helal, S. & Moore, S., 2004, Pervasive Computing and Communications, 2004. PerCom 2004. Proceedings of the Second IEEE Annual Conference on. IEEE, p. 23-30 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  38. Published

    Optimising thin clients for wireless computing via localization of keyboard activity

    Ramamurthy, S. & Helal, S., 2001, 20th IEEE International Performance, Computing, and Communications Conference. IEEE, p. 249-252 4 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  39. Published

    Palantir: Crowdsourced Newsification Using Twitter

    Raj, P. & Helal, S., 2014, Ubiquitous Intelligence and Computing, 2014 IEEE 11th Intl Conf on and IEEE 11th Intl Conf on and Autonomic and Trusted Computing, and IEEE 14th Intl Conf on Scalable Computing and Communications and Its Associated Workshops (UTC-ATC-ScalCom). IEEE, p. 220-227 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  40. Published

    An efficient algorithm for maintaining consistent group membership in ad hoc networks

    Pradhan, P. & Helal, S., 2003, 23rd International Conference on Distributed Computing Systems Workshops, ICDCSW 2003. IEEE, p. 428-433 6 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  41. Published

    Message from the general chairs

    Oie, Y. & Helal, S., 2004, 2004 Symposium on Applications and the Internet (SAINT 2004), 26-30 January 2004, Tokyo, Japan.. IEEE

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Other chapter contribution

  42. Published

    An optimal algorithm for coverage hole healing in hybrid sensor networks

    Nguyen, D. T., Nguyen, N. P., Thai, M. T. & Helal, S., 2011, 7th International Wireless Communications and Mobile Computing Conference, IWCMC 2011. IEEE, p. 494-499 6 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  43. Published

    AZIMAs - Almost Zero Infrastructure Mobile Agent System

    Nalla, A., Helal, S. & Renganarayanan, V., 2002, Wireless Communications and Networking Conference, 2002. WCNC2002. 2002 IEEE. IEEE, p. 36-43 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  44. Published

    Flexible inter-enterprise workflow management using e-services

    Meng, J., Krithivasan, R., Su, S. Y. W. & Helal, S., 2002, 4th IEEE International Workshop on Advanced Issues of E-Commerce and Web-Based Information Systems, WECWIS 2002. IEEE, p. 43-50 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  45. Published

    Achieving dynamic inter-organizational workflow management by integrating business processes, events and rules

    Meng, J., Su, S. Y. W., Lam, H., Helal, A., R.H., S. (ed.) & [Unknown], 2002, 35th Annual Hawaii International Conference on System Sciences, HICSS 2002. IEEE

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  46. Published

    Use of cell phones by elders with impairments: Overall appraisal, satisfaction, and suggestions

    Mann, W. C., Helal, S., Davenport, R. D., Justiss, M. D., Tomita, M. R. & Kemp, B. J., 2004, In: Technology and Disability. 16, 1, p. 49-57 9 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  47. Published

    Pervasive computing research on aging, disability and independence

    Mann, W. C. & Helal, S., 2004, p. 244-246. 3 p.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper

  48. Published

    Promoting Independence for Older Persons with Disabilities: Selected Papers from the 2006 International Conference on Aging, Disability andIndependence

    Mann, W. C. (ed.) & Helal, S. (ed.), 2006, IOS Press. 244 p. (Assistive Technology Research ; vol. 18)

    Research output: Book/Report/Proceedings › Proceedings

  49. Published

    Activity playback modeling for smart home simulation

    Liu, S., Helal, S. & Lee, J. W., 2015, 13th International Conference on Smart Homes and Health Telematics, ICOST 2015. Geissbühler, A., Demongeot, J., Mokhtari, M., Abdulrazak, B. & Aloulou, H. (eds.). Cham: Springer, 11 p. (Lecture Notes in Computer Science; vol. 9102).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  50. Published

    High fidelity simulation and visualization of activities of daily living in Persim 3D

    Liu, S., Helal, S., Lee, J. W., B., A. (ed.), H., A. (ed.), M., M. (ed.) & [Unknown], (Translator), 2017, International Conference on Smart Homes and Health Telematics ICOST 2017. Mokhtari, M., Abdulrazak, B. & Aloulou, H. (eds.). Cham: Springer, 13 p. (Lecture Notes in Computer Science; vol. 10461).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

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