Items where Author is "Helal, Sumi"

Journal Article

Chen, Dawei and Wang, Jiangtao and Ruan, Wenjie and Ni, Qiang and Helal, Sumi (2021) Enabling Cost-Effective Population Health Monitoring By Exploiting Spatiotemporal Correlation. ACM Transactions on Computing for Healthcare, 2 (2): 11. pp. 1-19. ISSN 2691-1957

Honary, Mahsa and Martinez, Veronica and Wlazlowski, Theodore and Helal, Sumi and Von Oertzen, Hans-Henning and Honary, Souroush (2020) Getting the country back to work, safely : A digital solution. ACM Digital Government: Research and Practice, 1 (4). pp. 1-5.

Lindquist, Wyatt and Helal, Sumi and Khaled, Ahmed and Kotonya, Gerald and Lee, Jaejoon (2019) MAAT : Mobile Apps As Things in the IoT. Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 3 (4): 143. ISSN 2474-9567

Xu, Yi and Helal, Sumi and Lee, Choonhwa and Khaled, Ahmed E. (2019) Energy Savings in Very Large Cloud-IoT Systems. Open Journal of Internet of Things, 5 (1). pp. 6-28. ISSN 2364-7108

Zhang, Xipu and Lee, Choonhwa and Helal, Sumi (2019) iPOJO flow : a declarative service workflow architecture for ubiquitous cloud applications. Journal of Ambient Intelligence and Humanized Computing, 10 (4). 1483–1494. ISSN 1868-5137

Khaled, Ahmed E. and Helal, Sumi (2019) Interoperable communication framework for bridging RESTful and topic-based communication in IoT. Future Generation Computer Systems, 92. pp. 628-643. ISSN 0167-739X

Kim, D. and Muhammad, H. and Kim, E. and Helal, Sumi and Lee, C. (2019) TOSCA-based and federation-aware cloud orchestration for Kubernetes container platform. Applied Sciences, 9 (1): 191. ISSN 2076-3417

Helal, Sumi (2018) The Expanding Frontier of Artificial Intelligence. Computer, 51 (9). pp. 14-17. ISSN 0018-9162

Wang, Jiangtao and Wang, Yasha and Zhang, Daqing and Helal, Sumi (2018) Energy saving Techniques in Mobile Crowd Sensing : Current State and Future Opportunities. IEEE Communications Magazine, 56 (5). pp. 164-169. ISSN 0163-6804

Lee, C. and Wang, C. and Kim, E. and Helal, Sumi (2017) Blueprint Flow : A Declarative Service Composition Framework for Cloud Applications. IEEE Access, 5. pp. 17634-17643. ISSN 2169-3536

Helal, Sumi (2017) Computer's 50th anniversary. Computer, 50 (1). pp. 15-18. ISSN 0018-9162

Alexander, Kena and Lee, Choonhwa and Kim, Eunsam and Helal, Sumi (2017) Enabling End-To-End Orchestration of Multi-Cloud Applications. IEEE Access, 5. pp. 18862-18875. ISSN 2169-3536

Lee, W. and Cho, S. and Chu, P. and Vu, H. and Helal, Sumi and Song, W. and Jeong, Y.-S. and Cho, K. (2016) Automatic agent generation for IoT-based smart house simulator. Neurocomputing, 209. pp. 14-24. ISSN 0925-2312

Thanasias, V. and Lee, C. and Hanif, M. and Kim, E. and Helal, Sumi (2016) VM capacity-aware scheduling within budget constraints in IaaS clouds. PLoS ONE, 11 (8): e0160456. ISSN 1932-6203

Wang, J. and Wang, Y. and Helal, Sumi and Zhang, D. (2016) A Context-Driven Worker Selection Framework for Crowd-Sensing. International Journal of Distributed Sensor Networks, 12 (3). ISSN 1550-1329

Helal, Sumi (2016) 2016 Outlook: Humans in the Technology Loop. Computer, 49 (1). pp. 7-9. ISSN 0018-9162

Lee, J.W. and Cho, S. and Liu, S. and Cho, K. and Helal, Sumi (2015) Persim 3D : Context-Driven Simulation and Modeling of Human Activities in Smart Spaces. IEEE Transactions on Automation Science and Engineering, 12 (4). pp. 1243-1256. ISSN 1545-5955

Helal, Sumi (2015) However You Like It : Computer's Enhanced Digital Format or Affordable Print Option. Computer, 48 (9). p. 6. ISSN 0018-9162

Kim, E. and Helal, Sumi and Nugent, C. and Beattie, M. (2015) Analyzing activity recognition uncertainties in smart home environments. ACM Transactions on Intelligent Systems and Technology, 6 (4): 52. ISSN 2157-6904

Helal, Sumi and Tarkoma, Sasu (2015) Smart spaces. IEEE Pervasive Computing, 14 (2). pp. 22-23. ISSN 1536-1268

Helal, Sumi (2015) Sustaining Computer's impact and adapting to change. Computer, 48 (1). pp. 7-9. ISSN 0018-9162

Thai, M.T. and Tiwari, R. and Bose, R. and Helal, Sumi (2014) On detection and tracking of variant phenomena clouds. ACM Transactions on Sensor Networks, 10 (2): 34. ISSN 1550-4859

Cadavid, S. and Abdel-Mottaleb, M. and Helal, Sumi (2012) Exploiting visual quasi-periodicity for real-time chewing event detection using active appearance models and support vector machines. Personal and Ubiquitous Computing, 16 (6). pp. 729-739. ISSN 1617-4909

Chen, C. and Helal, Sumi (2012) System-wide support for safety in pervasive spaces. Journal of Ambient Intelligence and Humanized Computing, 3 (2). pp. 113-123. ISSN 1868-5137

Lee, D. and Helal, Sumi and Anton, S. and De Deugd, S. and Smith, A. (2012) Participatory and persuasive telehealth. Gerontology, 58 (3). pp. 269-281. ISSN 0304-324X

Helal, Sumi and Chen, C. and Kim, E. and Bose, R. and Lee, C. (2012) Toward an ecosystem for developing and programming assistive environments. Proceedings of the IEEE, 100 (8). pp. 2489-2504. ISSN 0018-9219

Jo, D. and Helal, Sumi and Kim, E. and Lee, W. and Lee, C. (2011) Adaptive push-pull protocols for P2P-based video streaming. IEICE Transactions on Communications, E94-B (10). pp. 2759-2762. ISSN 0916-8516

Helal, Sumi (2011) IT footprinting-groundwork for future smart cities. Computer, 44 (6). pp. 30-31. ISSN 0018-9162

Kim, E. and Helal, Sumi and Cook, D. (2010) Human activity recognition and pattern discovery. IEEE Pervasive Computing, 9 (1). pp. 48-53. ISSN 1536-1268

Helal, Sumi (2009) University-industry synergy : An eclectic dialog for revised relationships. Computer, 42 (9). pp. 88-89. ISSN 0018-9162

Al-Turkistany, M. and Helal, Sumi and Schmalz, M. (2009) Adaptive wireless thin-client model for mobile computing. Wireless Communications and Mobile Computing, 9 (1). pp. 47-59. ISSN 1530-8669

Schmalz, M.S. and Helal, Sumi and Mendez-Vasquez, A. (2009) Algorithms for the detection of chewing behavior in dietary monitoring applications. Proceedings of SPIE, 7444. ISSN 0277-786X

Hagras, H. and Callaghan, V. and Cook, D. and Helal, Sumi (2009) The Fourth International Conference on Intelligent Environments (IE 08) : A Report. Ai Magazine, 30 (1). pp. 124-125. ISSN 0738-4602

Cook, D.J. and Hagras, H. and Callaghan, V. and Helal, Sumi (2009) Making our environments intelligent. Pervasive and Mobile Computing, 5 (5). pp. 556-557. ISSN 1574-1192

Lee, D. and Yamazaki, T. and Helal, Sumi (2009) Robotic companions for smart space interactions. IEEE Pervasive Computing, 8 (2). pp. 78-84. ISSN 1536-1268

Tian, J. and Helal, Sumi (2008) Speed adaptive mobile IP over wireless LAN. Wireless Communications and Mobile Computing, 8 (10). pp. 1355-1364. ISSN 1530-8669

Bellavista, P. and Küpper, A. and Helal, Sumi (2008) Location-based services : Back to the future. IEEE Pervasive Computing, 7 (2). pp. 85-89. ISSN 1536-1268

Lee, C. and Helal, Sumi and Lee, W. (2006) Gossip-based service discovery in mobile ad hoc networks. IEICE Transactions on Communications, E89-B (9). pp. 2621-2624. ISSN 0916-8516

Helal, Sumi and Mann, W. and El-Zabadani, H. and King, J. and Kaddoura, Y. and Jansen, E. (2005) The Gator tech smart house : A programmable pervasive space. Computer, 38 (3). pp. 50-60. ISSN 0018-9162

Helal, Sumi (2005) Programming pervasive spaces. IEEE Pervasive Computing, 4 (1). pp. 84-87. ISSN 1536-1268

Mann, W.C. and Helal, Sumi and Davenport, R.D. and Justiss, M.D. and Tomita, M.R. and Kemp, B.J. (2004) Use of cell phones by elders with impairments : Overall appraisal, satisfaction, and suggestions. Technology and Disability, 16 (1). pp. 49-57. ISSN 1055-4181

Lee, C. and Nordstedt, D. and Helal, Sumi (2003) Enabling smart spaces with OSGi. IEEE Pervasive Computing, 2 (3). pp. 89-94. ISSN 1536-1268

Helal, Sumi and Sampath, L. and Birkett, K. and Hammer, J. (2003) Adaptive delivery of video data over wireless and mobile environments. Wireless Communications and Mobile Computing, 3 (1). pp. 23-36. ISSN 1530-8669

Elmagarmid, A. and Jing, J. and Helal, Sumi and Lee, C. (2003) Scalable Cache Invalidation Algorithms for Mobile Data Access. IEEE Transactions on Knowledge and Data Engineering, 15 (6). pp. 1498-1511. ISSN 1041-4347

Helal, Sumi and Kumar, V. and Parimi, S. and Agrawal, D.P. (2003) WAP : present and future. IEEE Pervasive Computing, 2 (1). pp. 79-83. ISSN 1536-1268

Helal, Sumi (2002) Pervasive Java, Part II. IEEE Pervasive Computing, 1 (2). pp. 85-89. ISSN 1536-1268

Lee, M. and Helal, Sumi (2002) HiCoMo : High commit mobile transactions. Distributed and Parallel Databases, 11 (1). pp. 73-92. ISSN 0926-8782

Helal, Sumi (2002) Pervasive Java. IEEE Pervasive Computing, 1 (1). pp. 82-85. ISSN 1536-1268

Jing, J. and Helal, Sumi and Elmagarmid, A. (1999) Client-server computing in mobile environments. ACM Computing Surveys, 31 (2). pp. 117-157. ISSN 0360-0300

Contribution in Book/Report/Proceedings

Hutchinson, Wesley and Helal, Sumi and Bull, Christopher (2020) GP Benchmark: Engineering a Crowd-Sourcing Platform for Real-Time Understanding of Personality and Cognitive Biases in Clinical Error. In: 2020 IEEE First International Workshop on Requirements Engineering for Well-Being, Aging, and Health (REWBAH) :. IEEE, CHE, pp. 41-46. ISBN 9781728183558

Honary, Mahsa and Lee, Jaejoon and Bull, Christopher and Wang, Jiangtao and Helal, Sumi (2020) What Happens in Peer-Support, Stays in Peer-Support : Software Architecture for Peer-Sourcing in Mental Health. In: 2020 IEEE 44th Annual Computers, Software, and Applications Conference (COMPSAC) :. IEEE, ESP, pp. 644-653. ISBN 9781728173030

Helal, Sumi and Khaled, Ahmed and Lindquist, Wyatt (2019) The Importance of Being Thing : Or the Trivial Role of Powering Serious IoT Scenarios. In: Proceedings of the IEEE ICDCS Conference 2019 :. IEEE, pp. 1852-1859. ISBN 9781728125206

Lee, J.W. and Helal, Sumi (2019) Context awareness computing in smart spaces using stochastic analysis of sensor data. In: Intelligent Human Systems Integration 2019. IHSI 2019 :. Advances in Intelligent Systems and Computing . Springer-Verlag, Cham, pp. 3-9. ISBN 9783030110505

Helal, Sumi and Khaled, Ahmed E. and Gutta, Venkata (2017) Demo: Atlas thing architecture - Enabling mobile apps as things in the IoT : 23rd Annual International Conference on Mobile Computing and Networking, MobiCom 2017. In: MobiCom '17 Proceedings of the 23rd Annual International Conference on Mobile Computing and Networking :. ACM, New York, pp. 480-482. ISBN 9781450349161

Liu, Sirui and Helal, Sumi and Lee, Jae Woong and [Unknown] (2017) High fidelity simulation and visualization of activities of daily living in Persim 3D. In: International Conference on Smart Homes and Health Telematics ICOST 2017 :. Lecture Notes in Computer Science . Springer, Cham. ISBN 9783319661872

D’Aloia, A. and Lelli, M. and Lee, D. and Helal, Sumi and Bellavista, P. (2016) Cicero : Middleware for developing persuasive mobile applications. In: 11th International Conference on Persuasive Technology, PERSUASIVE 2016 :. Lecture Notes in Computer Science . Springer, Cham, pp. 137-149. ISBN 9783319315096

Lee, J.W. and Helal, Sumi (2016) Inferring contexts from human activities in smart spaces. In: 29th International Florida Artificial Intelligence Research Society Conference, FLAIRS 2016 :. AAAI, Palo Alto, pp. 695-700. ISBN 9781577357568

Wang, J. and Helal, Sumi and Wang, Y. and Zhang, D. (2015) WSelector : A multi-scenario and multi-view worker selection framework for crowd-sensing. In: 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, pp. 54-61. ISBN 9781467372121

Liu, S. and Helal, Sumi and Lee, J.W. (2015) Activity playback modeling for smart home simulation. In: 13th International Conference on Smart Homes and Health Telematics, ICOST 2015 :. Lecture Notes in Computer Science . Springer, Cham. ISBN 9783319193113

Kim, D. and Lee, C. and Helal, Sumi (2015) Enabling elastic services for OSGi-based cloud platforms. In: 7th International Conference on Ubiquitous and Future Networks, ICUFN 2015 :. IEEE, pp. 407-409. ISBN 9781479989935

Holder, L. and Helal, Sumi (2015) SmartE'15: The 2nd international workshop on smart environments: Closing the loop, 2015 - Welcome and committees: Welcome message from the workshop chairs. In: Pervasive Computing and Communication Workshops (PerCom Workshops), 2015 IEEE International Conference on :. IEEE, pp. 1-2. ISBN 9781479984251

Xu, Y. and Helal, Sumi (2015) An optimization framework for cloud-sensor systems : 2014 6th IEEE International Conference on Cloud Computing Technology and Science, CloudCom 2014. In: Cloud Computing Technology and Science (CloudCom), 2014 IEEE 6th International Conference on :. IEEE, pp. 38-45. ISBN 9781479940936

Xu, Y. and Helal, Sumi (2014) Application caching for cloud-sensor systems. In: MSWiM '14 Proceedings of the 17th ACM international conference on Modeling, analysis and simulation of wireless and mobile systems :. ACM, New York, pp. 303-306. ISBN 9781450330305

Thanasias, V. and Lee, C. and Helal, Sumi (2014) Budget-aware task scheduling in the cloud. In: 6th International Conference on Ubiquitous and Future Networks, ICUFN 2014 :. IEEE, pp. 309-310. ISBN 9781479934959

Lee, J.W. and Helal, Sumi and Sung, Y. and Cho, K. and [Unknown] (2014) Context activity selection and scheduling in context-driven simulation. In: DEVS '14 Proceedings of the Symposium on Theory of Modeling & Simulation - DEVS Integrative :. Society for Computer Simulation International, San Diego, pp. 60-67.

Raj, P. and Helal, Sumi (2014) Palantir : Crowdsourced Newsification Using Twitter. In: 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, pp. 220-227. ISBN 9781479976461

Lee, D. and Helal, Sumi and Sung, Y. (2013) Assessing behavioral responses in persuasive ubiquitous systems. In: nternational Conference on Smart Homes and Health Telematics : ICOST 2013: Inclusive Society: Health and Wellbeing in the Community, and Care at Home. Lecture Notes in Computer Science . Springer, Berlin, pp. 176-186. ISBN 9783642394690

Sung, Yunsick and Helal, Sumi and Lee, Jae Woong and Cho, Kyungeun (2013) Bayesian-based scenario generation method for human activities. In: SIGSIM PADS '13 Proceedings of the 1st ACM SIGSIM Conference on Principles of Advanced Discrete Simulation :. ACM, New York, pp. 147-157. ISBN 9781450319201

Lee, J.W. and Helal, Sumi and Sung, Y. and Cho, K. (2013) Context-driven control algorithms for scalable simulation of human activities in smart homes. In: Ubiquitous Intelligence and Computing, 2013 IEEE 10th International Conference on and 10th International Conference on Autonomic and Trusted Computing (UIC/ATC) :. IEEE, pp. 285-292. ISBN 9781479924820

Cho, E.-S. and Choi, J.-H. and Helal, Sumi (2013) Dynamic parameter filling for semantic exceptions in context-aware systems. In: 10th IEEE International Conference on Ubiquitous Intelligence and Computing, UIC 2013 and 10th IEEE International Conference on Autonomic and Trusted Computing, ATC 2013 :. IEEE, pp. 293-300. ISBN 9781479924820

Lee, D. and Helal, Sumi (2013) From activity recognition to situation recognition. In: International Conference on Smart Homes and Health Telematics : ICOST 2013: Inclusive Society: Health and Wellbeing in the Community, and Care at Home. Lecture Notes in Computer Science . Springer, Berlin, pp. 245-251. ISBN 9783642394690

Kim, E. and Helal, Sumi (2013) Fuzzy logic based activity life cycle tracking and recognition. In: Inclusive Society: Health and Wellbeing in the Community, and Care at Home : 11th International Conference on Smart Homes and Health Telematics, ICOST 2013, Singapore, June 19-21, 2013, Proceedings. Lecture Notes in Computer Science . Springer, Berlin, pp. 252-258. ISBN 9783642394690

Helal, Sumi (2013) General Chair's welcome message. In: MobiCom'13 The 19th Annual International Conference on Mobile Computing and Networking :. ACM, New York.

Savolainen, P. and Helal, Sumi and Reitmaa, J. and Kuikkaniemi, K. and Jacucci, G. and Rinne, M. and Turpeinen, M. and Tarkoma, S. and SIGMOBILE, ACM (2013) Spaceify : a client-edge-server ecosystem for mobile computing in smart spaces. In: MobiCom '13 Proceedings of the 19th annual international conference on Mobile computing & networking :. ACM, New York, pp. 211-213. ISBN 9781450319997

Lee, Jae Woong and Helal, Sumi and Sung, Yunsick and Cho, Kyungeun (2013) A context-driven approach to scalable human activity simulation. In: SIGSIM PADS '13 Proceedings of the 1st ACM SIGSIM Conference on Principles of Advanced Discrete Simulation :. ACM, New York, pp. 373-378. ISBN 9781450319201

Cho, E.-S. and Yoon, T.-S. and Choi, J.-H. and Paik, J.-Y. and Helal, Sumi (2013) An integrated formal model for context-Aware systems. In: Computer Software and Applications Conference Workshops (COMPSACW), 2013 IEEE 37th Annual :. IEEE, pp. 163-168. ISBN 9781479921591

Helal, Sumi and Cho, K. and Lee, W. and Sung, Y. and Lee, J.W. and Kim, E. (2012) 3D modeling and simulation of human activities in smart spaces. In: Ubiquitous Intelligence & Computing and 9th International Conference on Autonomic & Trusted Computing (UIC/ATC), 2012 9th International Conference on :. IEEE, pp. 112-119. ISBN 9781467330848

Apduhan, B.O. and Helal, Sumi and Hsu, C.-H. (2012) Message from the UIC 2012 General Chairs. In: Ubiquitous Intelligence & Computing and 9th International Conference on Autonomic & Trusted Computing (UIC/ATC), 2012 9th International Conference on :. IEEE, xix-xx. ISBN 9781467330848

Byun, Y.-C. and Kang, M.-S. and Helal, Sumi (2012) Ontology Design and Implementation for RFID services. In: 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and the 4th International Symposium on Sensor Network and Application, SNA 2012 :. Curran Associates, Inc., pp. 47-50. ISBN 9781622764761

Chen, C. and Helal, Sumi and De Deugd, S. and Smith, A. and Chang, C.K. (2012) Toward a collaboration model for smart spaces. In: Software Engineering for Sensor Network Applications (SESENA), 2012 Third International Workshop on :. IEEE, pp. 37-42. ISBN 9781467317894

Cho, E.-S. and Helal, Sumi (2012) Toward efficient detection of semantic exceptions in context-aware systems. In: Ubiquitous Intelligence & Computing and 9th International Conference on Autonomic & Trusted Computing (UIC/ATC), 2012 9th International Conference on :. IEEE, pp. 826-831. ISBN 9781467330848

Cho, E.-S. and Helal, Sumi (2012) An intermediate language for semantic exceptions in context-aware systems. In: 36th IEEE Annual International Computer Software and Applications Conference, COMPSAC 2012 :. IEEE, pp. 364-365. ISBN 9781467319904

Kim, E. and Helal, Sumi and Nugent, C. and Lee, J.W. (2011) Assurance-oriented activity recognition. In: SAGAware '11 Proceedings of the 2011 international workshop on Situation activity & goal awareness :. ACM, New York, pp. 15-24. ISBN 9781450309264

Kim, Eunju and Helal, Sumi (2011) Modeling human activity semantics for improved recognition performance. In: 8th International Conference on Ubiquitous Intelligence and Computing, UIC 2011 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 514-528. ISBN 9783642236402

Xu, Y. and Helal, Sumi and Thai, M.T. and Schmalz, M. and SIGSIM, ACM (2011) Optimizing push/pull envelopes for energy-efficient cloud-sensor systems. In: MSWiM '11 Proceedings of the 14th ACM international conference on Modeling, analysis and simulation of wireless and mobile systems :. ACM, New York, pp. 17-26. ISBN 9781450308984

Helal, Sumi and Lee, J.W. and Hossain, S. and Kim, E. and Hagras, H. and Cook, D. (2011) Persim-simulator for human activities in pervasive spaces. In: Intelligent Environments (IE), 2011 7th International Conference on :. IEEE, pp. 192-199. ISBN 9781457708305

Kim, E. and Helal, Sumi (2011) Revisiting human activity frameworks : Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering. In: International Conference on Sensor Systems and Software S-CUBE 2010 : Sensor Systems and Software. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . Springer, Berlin, pp. 219-234. ISBN 9783642235825

Chen, C. and Helal, Sumi (2011) A device-centric approach to a safer Internet of Things. In: NoME-IoT '11 Proceedings of the 2011 international workshop on Networking and object memories for the internet of things :. ACM, New York, pp. 1-6. ISBN 9781450309295

Nguyen, D.T. and Nguyen, N.P. and Thai, M.T. and Helal, Sumi (2011) An optimal algorithm for coverage hole healing in hybrid sensor networks. In: 7th International Wireless Communications and Mobile Computing Conference, IWCMC 2011 :. IEEE, pp. 494-499. ISBN 9781424495399

Cho, Eun-Sun and Helal, Sumi (2011) A situation-based exception detection mechanism for safety in pervasive systems. In: 11th IEEE/IPSJ International Symposium on Applications and the Internet, SAINT 2011 :. IEEE, pp. 196-201. ISBN 9781457705311

Zhang, R. and Olson, L.D. and Seibi, A. and Helal, Sumi and Khalil, A. and Rahim, M. (2010) Improved impact-echo approach for non-destructive testing and evaluation. In: 3rd WSEAS International Conference on Sensors and Signals, SENSIG'10, 3rd WSEAS International Conference on Materials Science, MATERIALS'10 :. UNSPECIFIED, pp. 139-144.

Tiwari, R. and Thai, M.T. and Helal, Sumi (2010) Localized energy efficient detection and tracking of dynamic phenomena. In: 53rd IEEE Global Communications Conference, GLOBECOM 2010 :. IEEE. ISBN 9781424456369

Helal, Sumi (2010) Panel description : towards new roles and system architecture supporting the full life cycle of smart spaces. In: 34th Annual IEEE International Computer Software and Applications Conference, COMPSAC 2010 :. IEEE, p. 26. ISBN 9781424475124

Chen, C. and Xu, Y. and Li, K. and Helal, Sumi (2010) Reactive programming optimizations in pervasive computing. In: 2010 10th Annual International Symposium on Applications and the Internet, SAINT 2010 :. IEEE, pp. 96-104. ISBN 9781424475261

Bose, R. and Helal, Sumi (2010) Sensor-aware adaptive push-pull query processing in wireless sensor networks. In: 2010 6th International Conference on Intelligent Environments, IE 2010 :. IEEE, pp. 243-248. ISBN 9781424478361

Lee, D. and Helal, Sumi and Johnson, B.D. (2010) An action-based behavior model for persuasive telehealth. In: Aging Friendly Technology for Health and Independence. ICOST 2010. :. Lecture Notes in Computer Science . Springer, Berlin, pp. 121-129. ISBN 3642137776

Elfaham, A. and Hagras, H. and Helal, Sumi and Hossain, S. and Lee, J.W. and Cook, D. (2010) A fuzzy based verification agent for the Persim human activity simulator in Ambient Intelligent Environments. In: 2010 6th IEEE World Congress on Computational Intelligence, WCCI 2010 :. IEEE. ISBN 9781424469192

Kim, E. and Helal, Sumi and Lee, J. and Hossain, S. (2010) The making of a dataset for smart spaces. In: International Conference on Ubiquitous Intelligence and Computing, UIC 2010 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 110-124. ISBN 3642163548

Angin, P. and Bhargava, B. and Helal, Sumi (2010) A mobile-cloud collaborative traffic lights detector for blind navigation. In: 11th IEEE International Conference on Mobile Data Management, MDM 2010 :. IEEE, pp. 396-401. ISBN 9781424470754

Chen, C. and Helal, Sumi (2009) Device integration in SODA using the device description language. In: 2009 9th Annual International Symposium on Applications and the Internet, SAINT 2009 :. IEEE, pp. 100-106. ISBN 9781424447763

Helal, Sumi and King, J. and Bose, R. and El-Zabadani, H. and Kaddourah, Y. (2009) Assistive environments for successful aging. In: Advanced Intelligent Environments :. Springer, Boston, pp. 1-26. ISBN 9780387764849

Lee, H. and Park, J.W. and Helal, Sumi (2009) Estimation of indoor physical activity level based on footstep vibration signal measured by mems accelerometer in smart home environments. In: 2nd International Workshop on Mobile Entity Localization and Tracking in GPS-less Environments, MELT 2009 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 148-162. ISBN 364204378X

Yang, H.-I. and Bose, R. and Helal, Sumi and Xia, J. and Chang, C.K. (2009) Fault-resilient pervasive service composition. In: Advanced Intelligent Environments :. Springer, Boston, pp. 195-223. ISBN 9780387764849

Helal, Sumi and Chen, Chao (2009) The Gator Tech Smart House : Enabling technologies and lessons learned. In: i-CREATe '09 Proceedings of the 3rd International Convention on Rehabilitation Engineering & Assistive Technology :. ACM, New York. ISBN 9781605587929

Helal, Sumi (2009) Message from the General Chair. In: Proceedings of the 11th ACM International Conference on Ubiquitous Computing : UbiComp'09. ACM, New York. ISBN 9781605584317

Helal, Sumi and Andres, M.-V. and Hossain, S. (2009) Specification and synthesis of sensory datasets in pervasive spaces. In: IEEE Symposium on Computers and Communications 2009, ISCC 2009 :. IEEE, pp. 920-925. ISBN 9781424446728

Yang, H.-I. and Helal, Sumi (2008) Safety enhancing mechanisms for pervasive computing systems in intelligent environments. In: 6th Annual IEEE International Conference on Pervasive Computing and Communications, PerCom 2008 :. IEEE, pp. 525-530. ISBN 9780769531137

Bose, R. and Helal, Sumi (2008) Distributed mechanisms for enabling virtual sensors in service oriented intelligent environments. In: 4th International Conference on Intelligent Environments, IE 08 :. IEEE. ISBN 9780863418945

Helal, Sumi and Lim, S. and Bose, R. and Yang, H.-I. and Kim, H. and Cho, Y.-J. (2008) Experience of enhancing the space sensing of networked robots using atlas service-oriented architecture. In: 8th Asia-Pacific Conference on Computer-Human Interaction, APCHI 2008 :. Lecture Notes in Computer Science . Springer, Berlin. ISBN 3540705848

Helal, Sumi and Bose, R. and Pickles, S. and Elzabadani, H. and King, J. and Kaddourah, Y. (2008) The Gator Tech Smart House : A Programmable Pervasive Space. In: The Engineering Handbook of Smart Technology for Aging, Disability, and Independence :. John Wiley and Sons, pp. 693-709. ISBN 9780471711551

Helal, Sumi and Abdulrazak, Bessam (2008) Immersive Telecare for Assisting People with Special Needs. In: The Engineering Handbook of Smart Technology for Aging, Disability, and Independence :. John Wiley and Sons, Hoboken, pp. 727-736. ISBN 9780471711551

Helal, Sumi and Schmalz, M. and Mokhtari, M. and Abdulrazak, B. (2008) Introduction to the Book. In: The Engineering Handbook of Smart Technology for Aging, Disability, and Independence :. Wiley, Hoboken, pp. 1-26. ISBN 9780471711551

Bose, Raja and Helal, Sumi (2008) Observing walking behavior of humans using distributed phenomenon detection and tracking mechanisms. In: 2008 International Symposium on Applications and the Internet, SAINT 2008 :. IEEE, pp. 405-408. ISBN 9780769532974

Helal, Sumi and Mokhtari, M. and Abdulrazak, B. (2008) Preface. In: The Engineering Handbook of Smart Technology for Aging, Disability, and Independence :. Wiley, Hoboken, xiii-xv. ISBN 9780471711551

Helal, Sumi and Mokhtari, Mounir and Abdulrazak, Bessam (2008) Preface. In: The Engineering Handbook of Smart Technology for Aging, Disability, and Independence :. Wiley, Hoboken, xiii-xv. ISBN 9780471711551

Abukmail, A. and Helal, Sumi (2008) A near-Zero run-time energy overhead within a computation outsourcing framework for energy management in mobile devices. In: International Conference on Information Technology: New Generations, ITNG 2008 :. IEEE, pp. 1017-1022. ISBN 9780769530994

Xia, J. and Chang, C.K. and Kim, T.H. and Yang, H.I. and Bose, R. and Helal, Sumi (2007) Fault-resilient Ubiquitous Service Composition. In: 3rd IET International Conference on Intelligent Environments, IE'07 :. IEEE, pp. 108-115. ISBN 9780863418532

Lee, C. and Ko, S. and Lee, S. and Lee, W. and Helal, Sumi (2007) Context-aware service composition for mobile network environments. In: Ubiquitous Intelligence and Computing. UIC 2007 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 941-952. ISBN 9783540735489

Zhang, J. and Jones, S.F. and Wang, J. and Helal, Sumi (2007) DPQ : Using a distributed priority queue to improve ad hoc TCP performance. In: 4th International Conference on Information Technology-New Generations, ITNG 2007 :. IEEE, pp. 161-165. ISBN 0769527760

Bose, R. and Yang, H.-I. and Helal, Sumi (2007) Marauder's map : Bringing people together. In: International Symposium on Applications and the Internet Workshops, 2007. SAINT Workshops 2007 :. IEEE. ISBN 0769527574

Allan, Zhang and Helal, Sumi (2007) SuperCache : A mechanism to minimize the front end latency. In: Information Technology, 2007. ITNG '07. Fourth International Conference on :. IEEE, pp. 908-914. ISBN 0769527760

Helal, Sumi and Abdulrazak, B. (2007) Toward a scalable home-care delivery for frail elders and people with special needs. In: 2007 IEEE 10th International Conference on Rehabilitation Robotics, ICORR'07 :. IEEE, pp. 994-998. ISBN 9781424413195

Bose, R. and Helal, Sumi and Sivakumar, V. and Lim, S. (2007) Virtual sensors for service oriented intelligent environments. In: 3rd IASTED International Conference on Advances in Computer Science and Technology, ACST 2007 :. ACTA Press, pp. 165-170.

Yang, H.-I. and King, J. and Helal, Sumi and Jansen, E. (2007) A context-driven programming model for pervasive spaces. In: Pervasive Computing for Quality of Life Enhancement. ICOST 2007 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 31-43. ISBN 9783540730347

Lee, C. and Yoon, S. and Kim, E. and Helal, Sumi (2006) An efficient service propagation scheme for large-scale MANETs. In: MPAC '06 Proceedings of the 4th international workshop on Middleware for Pervasive and Ad-Hoc Computing (MPAC 2006) :. ACM, New York, p. 9. ISBN 1595934219

King, J. and Bose, R. and Yang, H.-I. and Pickles, S. and Helal, Sumi (2006) Atlas : A service-oriented sensor platform hardware and middleware to enable programmable pervasive spaces. In: 31st Annual IEEE Conference on Local Computer Networks, LCN 2006 :. IEEE, pp. 630-638. ISBN 1424404185

Jansen, E. and Yang, H.-I. and Helal, Sumi (2006) Automated verification of proper choreography implementation. In: 2006 International Symposium on Applications and the Internet, SAINT 2006 :. IEEE, pp. 180-189. ISBN 0769525083

Lee, C. and Helal, Sumi and Nordstedt, D. (2006) The μJini proxy architecture for impromptu mobile services. In: 2006 International Symposium on Applications and the Internet Workshops, SAINT 2006 Workshops :. IEEE, pp. 113-116. ISBN 0769525105

Zhang, J. and Helal, Sumi (2006) UbiNet: A generic and ubiquitous service provider framework : 2006 International Conference on Software Engineering Advances, ICSEA'06. In: 2006 International Conference on Software Engineering Advances, ICSEA'06 :. IEEE. ISBN 0769527035

Yang, H.-I. and Jansen, E. and Helal, Sumi (2006) A comparison of two programming models for pervasive computing. In: 2006 International Symposium on Applications and the Internet Workshops, SAINT 2006 Workshops :. IEEE, pp. 134-137. ISBN 0769525105

Abukmail, A. and Helal, Sumi (2006) A pervasive internet approach to fine-grain power-aware computing. In: 2006 International Symposium on Applications and the Internet, SAINT 2006 :. IEEE, pp. 109-115. ISBN 0769525083

Helal, Sumi and Lee, C. and Mann, W.C. (2005) Assistive Environments for Individuals with Special Needs. In: Smart Environments : Technology, Protocols and Applications. Wiley, pp. 361-383. ISBN 9780471686590

Ali, M.H. and Aref, W.G. and Bose, R. and Elmagarmid, A.K. and Helal, Sumi and Kamel, I. and Mokbel, M.F. (2005) NILE-PDT : a phenomenon detection and tracking framework for data stream management systems. In: VLDB '05 Proceedings of the 31st international conference on Very large data bases :. VLDB Endowment, pp. 1295-1298. ISBN 1595931546

Willis, S. and Helal, Sumi (2005) RFID information grid for blind navigation and wayfinding. In: 9th IEEE International Symposium on Wearable Computers, ISWC 2005 :. IEEE, pp. 34-37. ISBN 0769524192

Tian, J. and Helal, Sumi (2005) Rapid mobility of mobile IP over WLAN. In: Networking and Mobile Computing :. Lecture Notes in Computer Science . Springer, Berlin, pp. 259-267. ISBN 9783540281023

Ran, L. and Helal, Sumi and Moore, S. (2004) Drishti : An integrated indoor/outdoor blind navigation system and service. In: Pervasive Computing and Communications, 2004. PerCom 2004. Proceedings of the Second IEEE Annual Conference on :. IEEE, pp. 23-30. ISBN 0769520901

Oie, Y. and Helal, Sumi (2004) Message from the general chairs. In: 2004 Symposium on Applications and the Internet (SAINT 2004), 26-30 January 2004, Tokyo, Japan. :. IEEE. ISBN 0769520685

Helal, Sumi and Sunahara, H. and Yamazaki, K. (2004) Welcome from the organizers of workshop 3 : Proceedings - 2004 International Symposium on Applications and the Internet Workshops (Saint 2004Workshop). In: Applications and the Internet Workshops, 2004. SAINT 2004 Workshops. 2004 International Symposium on :. IEEE, xx. ISBN 0769520502

Gu, W. and Helal, Sumi (2003) Extended Internet caching protocol : a foundation for building ubiquitous web caching. In: SAC '03 Proceedings of the 2003 ACM symposium on Applied computing :. ACM, New York, pp. 901-907. ISBN 1581136242

Lee, C. and Helal, Sumi (2003) Context attributes : an approach to enable context-awareness for service discovery. In: 2003 Symposium on Applications and the Internet, SAINT 2003 :. IEEE, pp. 22-30. ISBN 0769518729

Helal, Sumi and Winkler, B. and Lee, C. and Kaddoura, Y. and Ran, L. and Giraldo, C. and Kuchibhotla, S. and Mann, W. and (CSE@UTA), IEEE Computer Society; Comput. Sci. Eng. Univ. Texas Arlington (2003) Enabling location-aware pervasive computing applications for the edlerly. In: 1st IEEE International Conference on Pervasive Computing and Communications, PerCom 2003 :. IEEE, pp. 531-536. ISBN 0769518931

Chinta, M. and Helal, Sumi and Lee, C. (2003) ILC-TCP : An interlayer collaboration protocol for TCP performance improvement in mobile and wireless environments. In: 2003 IEEE Wireless Communications and Networking Conference: The Dawn of Pervasive Communication, WCNC 2003 :. IEEE, pp. 1004-1010. ISBN 0780377001

Helal, Sumi and Desai, N. and Verma, V. and Lee, C. (2003) Konark - A service discovery and delivery protocol for ad-hoc networks. In: 2003 IEEE Wireless Communications and Networking Conference: The Dawn of Pervasive Communication, WCNC 2003 :. IEEE, pp. 2107-2113. ISBN 0780377001

Zhang, J. and Helal, Sumi and Hammer, J. (2003) UbiData : ubiquitous mobile file service. In: SAC '03 Proceedings of the 2003 ACM symposium on Applied computing :. ACM, New York, pp. 893-900. ISBN 1581136242

Xia, Y. and Helal, Sumi (2003) A dynamic data/currency protocol for mobile database design and reconfiguration. In: SAC '03 Proceedings of the 2003 ACM symposium on Applied Computing :. ACM, New York, pp. 550-556. ISBN 1581136242

Pradhan, P. and Helal, Sumi (2003) An efficient algorithm for maintaining consistent group membership in ad hoc networks. In: 23rd International Conference on Distributed Computing Systems Workshops, ICDCSW 2003 :. IEEE, pp. 428-433. ISBN 0769519210

Shekar, S. and Nair, P. and Helal, Sumi and SIGAPP, ACM / (2003) iGrocer- A ubiquitous and pervasive smart grocery shopping system. In: SAC '03 Proceedings of the 2003 ACM symposium on Applied computing :. ACM, New York, pp. 645-652. ISBN 1581136242

Nalla, A. and Helal, Sumi and Renganarayanan, V. (2002) AZIMAs - Almost Zero Infrastructure Mobile Agent System. In: Wireless Communications and Networking Conference, 2002. WCNC2002. 2002 IEEE :. IEEE, pp. 36-43. ISBN 0780373766

Shah, S. and Hernandez, E.A. and Helal, Sumi (2002) CAD-HOC : a CAD-Like tool for generating mobility benchmarks in ad-hoc networks. In: Applications and the Internet, 2002. (SAINT 2002). Proceedings. 2002 Symposium on :. IEEE, pp. 270-279. ISBN 0769514472

Helal, Sumi and Lu, J. (2002) E-service based information fusion : A user-level information integration framework. In: Technologies for E-Services. TES 2002. :. Lecture Notes in Computer Science . Springer, Berlin, pp. 65-75. ISBN 9783540441106

Meng, J. and Krithivasan, R. and Su, S.Y.W. and Helal, Sumi (2002) Flexible inter-enterprise workflow management using e-services. In: 4th IEEE International Workshop on Advanced Issues of E-Commerce and Web-Based Information Systems, WECWIS 2002 :. IEEE, pp. 43-50. ISBN 0769515673

Helal, Sumi and Khushraj, A. and Zhang, J. and (IPSJ), IEEE Computer Society Technical Committee on the Internet (TCI); (2002) Incremental hoarding and reintegration in mobile environments. In: 2002 Symposium on Applications and the Internet, 2002. (SAINT 2002). Proceedings. :. IEEE, pp. 8-11. ISBN 0769514472

Renganarayanan, V. and Helal, Sumi and Nalla, A. (2002) Internet agents for effective collaboration. In: Mobile Agents for Telecommunication Applications. MATA 2002 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 33-47. ISBN 3540000216

Helal, Sumi and Su, S. and Meng, J. and Krithivasan, R. and Jagatheesan, A. (2002) The Internet enterprise : Symposium on Applications and the Internet, SAINT 2002. In: Applications and the Internet, 2002. (SAINT 2002). Proceedings. 2002 Symposium on :. IEEE, pp. 54-62. ISBN 0769514472

Hernandez, E. and Helal, Sumi (2002) RAMON : Rapid-mobility network emulator. In: 27th Annual IEEE Conference on Local Computer Networks, LCN 2002 :. IEEE, pp. 809-817. ISBN 0769515916

Arumugam, S. and Helal, Sumi and Nalla, A. (2002) aZIMAS : Web mobile agent system. In: International Conference on Mobile Agents :. Lecture Notes in Computer Science . Springer, Berlin, pp. 1-15. ISBN 3540000852

Krithivasan, R. and Helal, Sumi (2001) Bizbuilder - An E-services framework targeted for internet workflow. In: 2nd International Workshop on Technologies for E-Services, TES 2001 :. Lecture Notes in Computer Science . Springer, Berlin, pp. 89-102. ISBN 3540425659

Helal, Sumi and Wang, M. and Jagatheesan, A. and Krithivasan, R. (2001) Brokering based self organizing e-service communities. In: 5th International Symposium on Autonomous Decentralized Systems, ISADS 2001 :. IEEE, pp. 349-356. ISBN 0769510655

Buszko, D. and Lee, W.-H. and Helal, Sumi (2001) Decentralized ad-hoc groupware API and framework for mobile collaboration. In: GROUP '01 Proceedings of the 2001 International ACM SIGGROUP Conference on Supporting Group Work :. ACM, New York, pp. 5-14. ISBN 1581132948

Helal, Sumi and Moore, S.E. and Ramachandran, B. (2001) Drishti : An integrated navigation system for visually impaired and disabled. In: 5th International Symposium on Wearable Computers (ISWC 2001) :. IEEE, pp. 149-156. ISBN 0769513182

Hemandez, E. and Helal, Sumi (2001) Examining mobile-IP performance in rapidly mobile environments : The case of a commuter train. In: 26th Conference on Local Computer Networks LCN 2001 :. IEEE, pp. 365-372. ISBN 0769513212

Ramamurthy, S. and Helal, Sumi (2001) Optimising thin clients for wireless computing via localization of keyboard activity. In: 20th IEEE International Performance, Computing, and Communications Conference :. IEEE, pp. 249-252. ISBN 0780370015

Helal, Sumi and Hammer, J. and Zhang, J. and Khushraj, A. (2001) A three-tier architecture for ubiquitous data access. In: ACS/IEEE International Conference on Computer Systems and Applications, AICCSA 2001 :. IEEE, pp. 177-180. ISBN 0769511651

Aksoy, C. and Helal, Sumi (2000) Optimising thin clients for wireless active-media applications. In: 3rd IEEE Workshop on Mobile Computing Systems and Applications, WMCSA 2000 :. IEEE, pp. 151-160. ISBN 0769508162

Helal, Sumi and Li, I.-I. (2000) Rainbow : Distributed database system for classroom education and experimental research. In: VLDB '00 Proceedings of the 26th International Conference on Very Large Data Bases :. Morgan Kaufmann Publishers, Inc., San Francisco, pp. 619-622. ISBN 1558607153

Sampath, Latha and Helal, Sumi and Smith, John R. (2000) UMA-based wireless and mobile video delivery architecture : Internet Multimedia Management Systems. In: Proceedings of the SPIE Voice, Video and Data Communications Symposium :. SPIE, pp. 103-115.

Helal, Sumi and Lee, C. and Zhang, Y. and Richard III, G.G. (2000) An architecture for wireless LAN/WAN integration. In: 2000 IEEE Wireless Communications and Networking Conference :. IEEE, pp. 1035-1041. ISBN 0780365968

Helal, Sumi (1999) WMCSA'99: 2nd IEEE Workshop on Mobile Computing Systems and Applications: Message from the general chair. In: 2nd IEEE Workshop on Mobile Computing Systems and Applications, WMCSA'99 :. UNSPECIFIED.

Contribution to Conference

Mann, W.C. and Helal, Sumi (2004) Pervasive computing research on aging, disability and independence. In: 2004 International Symposium on Applications and the Internet Workshops (Saint 2004Workshop), 2004-01-01.

Diethelm, M. and Helal, Sumi (2002) Message from the General Chairs. In: 21st IEEE International Performance, Computing, and Communications Conference, 2002-04-03 - 2002-04-05, Embassy Suites Phoenix North.

Book/Report/Proceedings

Helal, Sumi and Bose, Raja and Li, Wendong (2012) Mobile Platforms and Development Environments. Synthesis Lectures on Mobile and Pervasive Computing . Morgan and Claypool. ISBN 9781608458660

Helal, Sumi (2010) The Landscape of Pervasive Computing Standards. Synthesis lectures on mobile and pervasive computing . Morgan and Claypool, San Rafael, Calif.. ISBN 9781598299267

Helal, Sumi and Haskell, Bert and Carter, Jeffery L. and Brice, Richard and Woelk, Darrell and Rusinkiewicz, Marek (1999) Any Time, Anywhere Computing : Mobile Computing Concepts and Technology. The International Series In Engineering and Computer Science . Springer, Boston. ISBN 9780792386100

Elmagarmid, Ahmed K. and Jiang, Haitao and Helal, Sumi and Joshi, Anupam and Ahmed, Magdy (1997) Video Database Systems : Issues, Products and Applications. Advances in Database Systems . Springer, Boston. ISBN 9780792398721

Cichocki, Andrzej and Helal, Sumi and Rusinkiewicz, Marek and Woelk, Darrell (1997) Workflow and Process Automation : Concepts and Technology. The Springer International Series in Engineering and Computer Science book series . Springer, Boston. ISBN 9781461375999

Helal, Sumi and Heddaya, Abdelsalam A. and Bhargava, Bharat B. (1996) Replication Techniques in Distributed Systems. Advances in Database Systems . Springer, Boston. ISBN 9780792398004

Thesis

Lindquist, Wyatt and Helal, Sumi (2020) IoT requirements and architecture for personal health. PhD thesis, Lancaster University.