Edith Ngai – Senior Lecturer

Address: Division of Computer Systems
Department of Information Technology
Uppsala University
Box 337
SE-751 05 Uppsala
Sweden
Visit: ITC building 1, floor 1, room 1118
Phone: +46 18 - 471 5745
+46 70 167 93 60
Mobile: +46 70 167 93 60
Fax: +46 18 511925
Email: edith.ngai@it.uu.se
Web: Personal web page

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To Potential Students

I am looking for self-motivated students and/or research assistants in the area of wireless sensor and mobile networks, information-centric communication, social networking, security and privacy. Please feel free to contact me with your CV if you are interested.
We also welcome visiting students, researchers and post-docs joining us.

About me

Hej! Jag heter Edith. I am a Senior Lecturer in Uppsala University. I am conducting research in the Communication Research Group.

Application Code Code Level Name Course Homepage Program Teacher Start Info Other
UU-11230 1DT052 grund Computer networks I, 5 hp datakom DVK, DVM, FRI, IT Edith Ngai Sep 6 at 13.15 in P1311 in English
UU-11237 1DT066 grund Distributed information systems, 5 hp distrinfo STS Edith Ngai Oct 30 at 13.15 in P2244 in English

My Research

My research interests include wireless sensor networking, mobile computing, information-centric networking, network security and privacy. I enjoy teaching and conducting research with students. Please feel free to contact me if you want to explore research project opportunities together. We regularly take master thesis students in the above areas. We also have Ph.D. position openings occasionally.

Current Ph.D. students:
Frederik Hermans (2009-)
Farshid Hassani Bijarbooneh (2009-)

Current Master students:
Gang Xu (2011-2012)
Negar Makvandian (2011-2012)
Soodeh Gholamzadeh (2011-2012)
Yemao Man (2012-2013)

More about me

Publications

On providing location privacy for mobile sinks in wireless sensor networks. Edith C.-H. Ngai and Ioana Rodhe. In Wireless networks, volume 19, number 1, pp 115-130, 2013. (DOI).
On providing sink anonymity for wireless sensor networks. Edith C.-H. Ngai. In Security and Communication Networks, volume 6, 2013. (DOI). Publication status: Epub ahead of print
SoNIC: Classifying interference in 802.15.4 sensor networks. Frederik Hermans, Olof Rensfelt, Thiemo Voigt, Edith Ngai, Lars-Åke Nordén, and Per Gunningberg. In Proc. 12th International Conference on Information Processing in Sensor Networks, pp 55-66, ACM Press, New York, 2013. (DOI).
A glimpse of energy-efficient location-triggered mobile application design and implementation in data collection scenarios. Yemao Man, Edith C.-H. Ngai, and Yan Liu. In Proc. 8th International Conference on Mobile Ad Hoc and Sensor Networks, IEEE Computer Society, 2012.
A location-based publish/subscribe framework for wireless sensors and mobile phones. He Huang, Edith C.-H. Ngai, and Jiangchuan Liu. In Proc. Wireless Communications and Networking Conference 2012, pp 2173-2178, IEEE Communications Society, 2012. (DOI).
A ubiquitous publish/subscribe platform for wireless sensor networks with mobile mules. Xiaoyu Tong and Edith C.-H. Ngai. In Proc. 8th International Conference on Distributed Computing in Sensor Systems, pp 99-108, IEEE Computer Society, 2012. (DOI).
An optimisation-based approach for wireless sensor deployment in mobile sensing environments. Farshid Hassani Bijarbooneh, Pierre Flener, Edith C.-H. Ngai, and Justin Pearson. In Proc. Wireless Communications and Networking Conference 2012, pp 2108-2112, IEEE Communications Society, 2012. (DOI).
Context-aware sensor data dissemination for mobile users in remote areas. Edith C.-H. Ngai, Mani B. Srivastava, and Jiangchuan Liu. In Proc. 31st International Conference on Computer Communications: Mini-Conference, pp 2711-2715, IEEE, Piscataway, NJ, 2012. (DOI).
Global Source Mobility in the Content-Centric Networking Architecture. Frederik Hermans, Edith Ngai, and Per Gunningberg. In Proc. 1st ACM Workshop on Emerging Name-Oriented Mobile Networking Design: Architecture, Algorithms, and Applications, pp 13-18, ACM Press, New York, 2012. (DOI).
On location privacy and quality of information in participatory sensing. Ioana Rodhe, Christian Rohner, and Edith C.-H. Ngai. In Proc. 8th ACM Symposium on QoS and Security for Wireless and Mobile Networks, pp 55-62, ACM Press, New York, 2012. (DOI).
Quality-of-Information aware data collection for mobile sensor networks. Edith C.-H. Ngai and Per Gunningberg. In Proc. 10th International Conference on Pervasive Computing and Communications Workshops, pp 38-43, IEEE Communications Society, 2012. (DOI).
Seasonal Affective Disorder Monitoring System. Negar Makvandian and Edith Ngai. 8th Swedish National Computer Networking Workshop (SNCNW), Stockholm, Sweden, 2012.
SoNIC: Classifying and Surviving Interference in 802.15.4-based Sensor Networks. Olof Rensfelt, Frederik Hermans, Thiemo Voigt, Edith Ngai, Lars-Åke Nordén, and Per Gunningberg. Technical report / Department of Information Technology, Uppsala University nr 2012-022, 2012. (External link).
A distributed swarm-intelligent localization for sensor networks with mobile nodes. Pontus Ekberg and Edith C.-H. Ngai. In Proc. 7th International Wireless Communications and Mobile Computing Conference, pp 83-88, IEEE, Piscataway, NJ, 2011. (DOI).
Cooperative state estimation for preserving privacy of user behaviors in smart grid. Younghun Kim, Edith C.-H. Ngai, and Mani B. Srivastava. In Proc. 2nd International Conference on Smart Grid Communications, pp 178-183, IEEE, Piscataway, NJ, 2011. (DOI).
Energy-efficient task mapping for data-driven sensor network macroprogramming using constraint programming. Farshid Hassani Bijarbooneh, Pierre Flener, Edith Ngai, and Justin Pearson. In Operations Research, Computing, and Homeland Defense, pp 199-209, Institute for Operations Research and the Management Sciences, Hanover, MD, 2011. (DOI).
Mobile Sources in an Information-Centric Network with Hierarchical Names: An Indirection Approach. Frederik Hermans, Edith C.-H. Ngai, and Per Gunningberg. In Proc. 7th Swedish National Computer Networking Workshop, 2011.
OppSense: Information sharing for mobile phones in sensing field with data repositories. Edith C.-H. Ngai, He Huang, Jiangchuan Liu, and Mani B. Srivastava. In Proc. 8th IEEE Conference on Sensor, Mesh and Ad Hoc Communications and Networks, pp 107-115, IEEE, Piscataway, NJ, 2011. (DOI).
Privacy-aware probabilistic sampling for data collection in wireless sensor networks. João Guerreiro, Edith C.-H. Ngai, and Christian Rohner. In Proc. 7th International Wireless Communications and Mobile Computing Conference, pp 314-319, IEEE conference proceedings, Piscataway, NJ, 2011. (DOI).
RealProct: Reliable protocol conformance testing with real nodes for wireless sensor networks. Junjie Xiong, Edith C.-H. Ngai, Yangfan Zhou, and Michael R. Lyu. In Proc. 10th International Conference on Trust, Security and Privacy in Computing and Communications, IEEE Computer Society, 2011.
Sensei-UU — a relocatable WSN testbed supporting repeatable node mobility. Frederik Hermans, Olof Rensfelt, Per Gunningberg, Lars-Åke Larzon, and Edith Ngai. In Testbeds and Research Infrastructures: Development of Networks and Communities, volume 46 of Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, pp 612-614, Springer-Verlag, Berlin, 2011. (DOI).
Wireless sensor deployment for collaborative sensing with mobile phones. Zheng Ruan, Edith C.-H. Ngai, and Jiangchuan Liu. In Computer Networks, volume 55, number 15, pp 3224-3245, 2011. (DOI).
A delay-aware reliable event reporting framework for wireless sensor–actuator networks. Edith Ngai, Yangfan Zhou, Michael R. Lyu, and Jiangchuan Liu. In Ad hoc networks, volume 8, number 7, pp 694-707, 2010. (DOI).
Adaptive random re-routing for differentiated QoS in sensor networks. Erol Gelenbe and Edith Ngai. In Computer journal, volume 53, number 7, pp 1052-1061, 2010. (DOI).
An adaptive cross-layer design for prioritized traffic in wireless communications. Guduru K. Pradeep and Edith C.-H. Ngai. In Proc. 6th International Conference on Mobile Ad Hoc and Sensor Networks, pp 203-206, IEEE, Piscataway, NJ, 2010. (DOI).
Design, Implementation, and Evaluation of Wireless Sensor Network Systems. Jiangchuan Liu, Jiannong Cao, Xiang-Yang Li, Limin Sun, Dan Wang, and Edith C.-H. Ngai. In EURASIP Journal on Wireless Communications and Networking, pp 439890:1-2, 2010. (DOI).
Energy-efficient task-mapping for data-driven sensor network macroprogramming using constraint programming. Farshid Hassani Bijarbooneh, Pierre Flener, Edith Ngai, and Justin Pearson. In Proc. 9th International Workshop on Constraint Modelling and Reformulation, p 13, Department of Information Technology, Uppsala University, Uppsala, Sweden, 2010. (fulltext).
Mode Switch: Adaptive use of delay-sensitive or energy-aware communication in IEEE 802.15.4-based networks. Feng Chen, Xiaoyu Tong, Edith Ngai, and Falko Dressler. In Proc. 7th International Conference on Mobile Ad Hoc and Sensor Systems, pp 302-311, IEEE, Piscataway, NJ, 2010. (DOI).
Quality-of-Information Aware Data Delivery for Wireless Sensor Networks: Description and Experiments. Gregory Humber and Edith C.-H. Ngai. In Proc. Wireless Communications and Networking Conference 2010, p 6, IEEE, Piscataway, NJ, 2010. (DOI).
Wireless sensor network deployment in mobile phones assisted environment. Zheng Ruan, Edith C.-H. Ngai, and Jiangchuan Liu. In Proc. 18th International Workshop on Quality of Service, p 9, IEEE, Piscataway, NJ, 2010. (DOI).
An adaptive delay-minimized route design for wireless sensor–actuator networks. Edith C.-H. Ngai, Jiangchuan Liu, and Michael R. Lyu. In IEEE Transactions on Vehicular Technology, volume 58, number 9, pp 5083-5094, 2009. (DOI).
Information-Aware Traffic Reduction for Wireless Sensor Networks. Edith C.-H. Ngai, Erol Gelenbe, and Gregory Humber. In Proc. 34th Conference on Local Computer Networks, pp 451-458, IEEE, Piscataway, NJ, 2009. (DOI).
On Providing Location Privacy for Mobile Sinks in Wireless Sensor Networks. Edith C.-H. Ngai and Ioana Rodhe. In Proc. 12th ACM International Conference on Modeling, Analysis, and Simulation of Wireless and Mobile Systems, pp 116-123, ACM Press, New York, 2009. (DOI).
On Providing Sink Anonymity for Sensor Networks. Edith C.-H. Ngai. In Proc. 5th International Wireless Communications and Mobile Computing Conference, pp 269-273, ACM Press, New York, 2009. (DOI).
Protecting Receiver Privacy in Routing for Wireless Sensor Networks. Edith Ngai and Brittle Tsoi. In Mobile and Wireless Network Security: MWNS 2009, pp 63-74, Shaker Verlag, Aachen, Germany, 2009.
Adaptive QoS Routing for Significant Events in Wireless Sensor Networks. Erol Gelenbe and Edith C.-H. Ngai. In Proc. 5th International Conference on Mobile Ad Hoc and Sensor Systems, pp 410-415, IEEE, Piscataway, NJ, 2008. (DOI).
Information Quality Aware Sensor Network Services. Sadaf Zahedi, Edith Ngai, Erol Gelenbe, Dinkar Mylaraswamy, and Mani B. Srivastava. In Proc. 42nd Asilomar Conference on Signals, Systems and Computers, pp 1155-1159, IEEE, Piscataway, NJ, 2008. (DOI).