Publications

PublicationYearProjectCategory
Bin Guo, Huihui Chen, Yan Liu, Chao Chen, Qi Han, Zhiwen Yu, From Crowdsourcing to Crowdmining: Using Implicit Human Intelligence for Better Understanding of Crowdsourced Data, World Wide Web Journal, Vol. 23, March 20202020CrowdsourcingJournal Paper
Saideep Tiku, Sudeep Paricha, Branislav Notaros, Qi Han, A Hidden Markov Model based Smartphone Heterogeneity Resilient Portable Indoor Localization Framework, Journal of Systems Architecture, 20202020Improve Underground SafetyJournal Paper
He Du, Zhiwen Yu, Bin Guo, Qi Han, Chao Chen, GroupShop: Monitoring Group Shopping Behavior in Real World Using Mobile Devices, Journal of Ambient Intelligence and Humanized Computing, January 20202020Mobile Social GroupJournal Paper
Pierfrancesco Bellini, Daniele Bologna, Qi Han, Paolo Nesi, Gianni Pantaleo, Michela Paolucci, Data
Ingestion and Inspection for Smart City Applications, Proceedings of the IEEE International Conference
on Smart Computing (SmartComp), Bologna, Italy, September, 2020
2020Smart CitiesConference Paper
Qi Han, Paolo Nesi, Gianni Pantaleo, Irene Paoli, Smart City Dashboards: Design, Development, and
Evaluation, Proceedings of the IEEE International Conference on Human-Machine Systems (ICHMS),
Rome, Italy, September 2020
2020Smart CitiesConference Paper
Yongjian Zhao, Qi Han, Offline Worker Selection for Real-time Spatial Crowdsourcing Multi-Worker Tasks, International Workshop on Mobile Ubiquitous Systems and Technologies (MUST), in conjunction with IEEE International Conference on Mobile Data Management (MDM), Hong Kong, China, June 10-13, 20192019CrowdsourcingConference Paper
Yi Ouyang, Bin Guo, Xinjiang Lu, Qi Han, Tong Guo, Zhiwen Yu, CompetitiveBike: Competitive Anal- ysis and Popularity Prediction of Bike-Sharing Apps Leveraging Multi-Source Data, IEEE Transactions on Mobile Computing (TMC), 20192019CrowdsourcingJournal Paper
Huihui Chen, Bin Guo, Zhiwen Yu, and Qi Han, CrowdTracking: Real-Time Vehicle Tracking Through Mobile Crowdsensing, IEEE Internet of Things Journal (IoTJ), 20192019CrowdsourcingJournal Paper
Jing Zhang, Bin Goo, Zhimin Li, Yan Liu, Zhiwen Yu, Qi Han, CrowdTravel: Leveraging Cross-Modal CrowdSourced Data for Fine-grained and Context-based Travel Route Recommendation, IEEE International Conference on Ubiquitous and Intelligent Computing (UIC), August 2019. Best Student Paper Award2019CrowdsourcingConference Paper
Jing Du, Yan Liu, Liang Wang, Qi Han, Chao Chen, Zhiwen Yu, CrowDNet: Enabling a Crowdsourced Object Delivery Network based on Modern Portfolio Theory, IEEE Internet of Things Journal (IoTJ), 20192019CrowdsourcingJournal Paper
Liang Wang, Rujun Guan, Zhiwen Yu, En Wang, Bin Guo, Qi Han, Failure-Aware Mobile Crowd Sens- ing: A Social Relationship-based Transfer Approach, IEEE Access, vol. 7, 20192019CrowdsourcingJournal Paper
Yongjian Zhao, Stephen New, Kanchana Thilakarathna, Xiaodong Zhang, Qi Han, Fine Grained Group Gesture Detection Using Smartwatches, International Workshop on Mobile Ubiquitous Systems and Technologies (MUST), in conjunction with IEEE International Conference on Mobile Data Management (MDM), Hong Kong, China, June 10-13, 20192019Gesture RecognitionConference Paper
Wei Xu, Zhiwen Yu, Zhu Wang, Bin Guo, Qi Han, AcousticID: Gait-based Human Identification using Acoustic Signal, Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2019. Also presented at ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp), 2019.2019Gesture RecognitionJournal Paper
S. Tiku, S. Pasricha, B. Notaros, Q. Han, SHERPA: A Lightweight Smartphone Heterogeneity Resilient Portable Indoor Localization Framework, IEEE International Conference on Embedded Software and Systems (ICESS), Las Vegas, NV, USA, Jun. 20192019Improve Underground SafetyConference Paper
Mike Adkins, Qi Han, Sudeep Pasricha, Quality-Aware Voice Convergecast in Mobile Low Power Wireless Networks, International Conference on Mobile Computing, Applications, and Services (MobiCASE), Hangzhou, China, June 14-15, 20192019Improve Underground SafetyConference Paper
Lixiao Zhu, Xuejin Wen, Qi Han, Alex Fryer, Neil Suttora, Andrew J. Petruska, Performance Evaluation of Wi-Fi for Underground Robots, Proceedings of the International Workshop on UAV Swarm Networking for Mobile and Ubiquitous Systems, in conjunction with Mobiquitous, November 20192019Improve Underground SafetyConference Paper
Gerald Henderson and Qi Han, Qi Han, Distributed Learning Automata based Data Dissemination in Networked Robotic Systems, International Conference on Mobile Computing, Applications, and Service (MobiCASE), June 2019. Best Paper Award2019Swarm RoboticsConference Paper
Josh Rands, Qi Han, Regression-based Network Monitoring in Swarm Robotic Systems, Proceedings of International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (Mobiquitous), November 20192019Swarm RoboticsConference Paper
Qianru Wang, Bin Guo, Yan Liu, Qi Han, Tong Xin, Zhiwen Yu, CrowdNavi: Last-mile Outdoor Navigation for Pedestrians using Mobile CrowdSourcing, ACM International Conference on Computer-Supported Cooperative Work and Social Computing (CSCW), Jersey City, New Jersey, November 3-7, 20182018CrowdsourcingConference Paper
Liang Wang, Zhiwen Yu, Qi Han, Bin Guo, Haoyi Xiong, Multi-objective Optimization based Allocation of Heterogeneous Spatial Crowdsourcing Tasks, IEEE Transactions on Mobile Computing (TMC), Vol. 17, No. 7, July 20182018CrowdsourcingJournal Paper
Zhiwen Yu, He Du, Dong Xiao, Zhu Wang, Qi Han, Bin Guo, Recognition of Human Computer Operations Based on Keystroke Sensing by Smartphone Microphone, IEEE Internet of Things Journal (IoTJ), Vol. 5, No. 2, April 20182018Gesture RecognitionJournal Paper
He Du, Zhiwen Yu, Fei Yi, Zhu Wang, Qi Han, Bin Guo, Recognition of Group Mobility Level and Group Structure with Mobile Devices, IEEE Transactions on Mobile Computing (TMC), Vol. 17, No. 4, April 20182018Gesture RecognitionJournal Paper
Michael Adkins, Qi Han, Sudeep Pasricha, Quality-aware Voice Convergecast in Mobile Low Power Wireless Networks, DCOSS, WiP Poster, June 20182018Improve Underground SafetyConference Paper
Rui Zhao, Chuan Yue, Qi Han, Sensor-based Mobile Web Cross-site Input Inference Attacks and Defenses, IEEE Transactions on on Information Forensics and Security (TIFS), June 20182018SecurityJournal Paper
Wenle Wu, Bin Guo, Yan Liu, Zhiwen Yu, Qi Han, ActiveCrowd: A Framework for Optimized Multi-Task Allocation in Mobile Crowdsensing Systems, IEEE Transactions on Human Machine Systems (THMS), Vol. 47, No. 3, June 20172017CrowdsourcingJournal Paper
Bin Guo, Qi Han, Huihui Chen, Longfei Shangguan, Zimu Zhou, Zhiwen Yu, The Emergence of Visual Crowdsensing: Challenges and Opportunities, IEEE Communications Surveys and Tutorials, Vol. 19, No. 4, July 20172017CrowdsourcingJournal Paper
Bin Guo, Huihui Chen, Qi Han, Zhiwen Yu, Daqing Zhang, Yu Wang, Worker-Contributed Data Utility Measurement for Visual Crowdsensing Systems, IEEE Transactions on Mobile Computing (TMC), Vol. 16, No. 8, August 20172017CrowdsourcingJournal Paper
He Du, Zhiwen Yu, Dong Xiao, Zhu Wang, Qi Han, Bin Guo, Sensing Keyboard Input for Computer Activity Recognition with a Smartphone, poster paper, UbiComp 20172017Gesture RecognitionConference Paper
Rui Zhao, Chuan Yue,and Qi Han, Cross-site Input Inference Attacks on Mobile Web Users, Proceedings of the International Conference on Security and Privacy in Communication Networks (SecureComm), Niagara Falls, Canada, October 22-24, 20172017SecurityConference Paper
Jiafan Zhang, Bin Guo, Qi Han, Yi Ouyang, Zhiwen Yu, CrowdStory: Multi-layered Event Storyline Generation with Mobile Crowdsourced Data, poster paper, Adjunct Proceedings of the ACM International Conference on Ubiquitous Computing (UbiComp), Heidelberg, Germany, September 12-16, 20162016CrowdsourcingConference Paper
Adewole Ayoade, Marshall Sweatt, John Steele, Qi Han, Khaled Al-Wahedi, and Hamad Karki, William Yearsley, Real-time Sensor Fusion for Mobile Robot Localization in an Oil and Gas Refinery, Proceedings of the 18th International Conference on Mechanization, Automation and Industrial Robotics (ICMAIR), London, United Kingdom, May 23-24, 20162016Enabling Automated Oil and Gas Processes Using Unmanned Mobile RobotsConference Paper
Adewole Adekola Ayoade, Marshall Sweatt, John Steele, Qi Han, Khaled Al-Wahedi, Hamad Karki, Laser-Based Gap Finding Approach to Mobile Robot Navigation, Proceedings of IEEE International Conference on Advanced Intelligent Mechatronics (AIM), Banff, Alberta, Canada, July 12-15, 20162016Enabling Automated Oil and Gas Processes Using Unmanned Mobile RobotsConference Paper
Jesse Weaver, Qi Han, Archan Misra, Building the Case for Dynamic Location Query Processing, International Conference on Mobile Data Management (MDM), Porta, Portugal, June 20162016Improve Underground SafetyConference Paper
Yongjian Zhao, Qi Han, Spatial Crowdsourcing: Current State and Future Directions, IEEE Communications Magazine, Feature Topic on Social and Mobile Solutions in Ad Hoc and Sensor Networking, Vol. 54, No. 7, 20162016Mobile Social Group MonitoringJournal Paper
Qiang Li, Qi Han, Limin Sun, Collaborative Recognition of Queuing Behavior on Mobile Phones, IEEE Transactions on Mobile Computing (TMC), Vol. 15, No. 1, 20162016Mobile Social Group MonitoringJournal Paper
Na Yu, Yongjian Zhao, Qi Han, Weiping Zhu, Hejun Wu, Identification of Partitions in a Homogeneous Activity Group Using Mobile Devices, Mobile Information Systems, vol. 2016, 14 pages, 20162016Mobile Social Group MonitoringJournal Paper
Huihui Chen, Bin Guo, Zhiwen Yu, Qi Han, Toward Real-time and Cooperative Mobile Visual Sensing and Sharing, Proceedings of IEEE International Conference on Computer Communications (INFOCOM), San Francisco, CA, April 20162016Mobile Social Group MonitoringConference Paper
He Du, Zhiwen Yu, Fei Yi, Zhu Wang, Qi Han, Bin Guo, Group Mobility Classification and Structure Recognition Using Mobile Devices, Proceedings of IEEE International Conference on Pervasive Computing and Communications (PerCom), Sydney, Australia, March 20162016Mobile Social Group MonitoringConference Paper
Fei Yi, Zhiwen Yu, Qi Han, Bin Guo, Predicting the Popularity of Mobile Apps, poster paper, Adjunct Proceedings of the ACM International Conference on Ubiquitous Computing (UbiComp), Heidelberg, Germany, September 12-16, 20162016OtherConference Paper
Randeep Yahathugoda, Qi Han, What does Quality-aware Data Collection Really Achieve in Energy Harvesting Wireless Sensor Networks? International Journal of Sensor Networks (IJSNet), vol. 22, no. 1, 2016.2016Quality-aware Sensor Data CollectionJournal Paper
Xuan Feng, Qiang Li, Qi Han, Yan Liu, Hongson Zhu, Jie Cui, Limin Sun, Active Profiling of Physical Devices at Internet Scale, Proceedings of the IEEE International Conference on Computer Communication and Networks (ICCCN), Waikoloa, Hawaii, USA, August 1-4, 20162016SecurityConference Paper
Xuan Feng, Qiang Li, Qi Han, Hongsong Zhu, Yan Liu, Limin Sun, Identification of Visible Industrial Control Devices at Internet Scale, Proceedings of IEEE International Conference on Communications (ICC), Kuala Lumpur, Malaysia, May 23-27, 20162016SecurityConference Paper
Marshall Sweatt, Adewole Ayoade, Qi Han, John Steele, Khaled Al-Wahedi, and Hamad Karki, WiFi Based Communication and Localization of an Autonomous Mobile Robot for Refinery Inspection, International Conference on Robotics and Automation (ICRA), 20152015Enabling Automated Oil and Gas Processes Using Unmanned Mobile RobotsConference Paper
Sudeep Pasricha, Viney Ugave, Qi Han, Charles Anderson, LearnLoc: A Framework for Smart Indoor Localization with Embedded Mobile Devices, ACM/IEEE International Conference on Hardware/Software Codesign and System Synthesis (CODES+ISSS), Oct 2015.2015Improve Underground SafetyConference Paper
Na Yu, Qi Han, Context-Aware Community Construction in Proximity-Based Mobile Networks, Mobile Information Systems, vol. 2015, 20152015Mobile Social Group MonitoringJournal Paper
Kevin Emergy, Taylor Sallee, Qi Han, Worker Selection for Reliably Crowdsourcing Location Dependent Tasks, Proceedings of International Conference on Mobile Computing, Applications and Services (MobiCASE), Berlin, Germany, November 20152015Mobile Social Group MonitoringConference Paper
M. Babakmehr, M. Godoy Simoes, Ahmed Al-Durra, Farnaz Harirchi, and Qi Han, Application of Compressive Sensing for Distributed and Structured Power Line Outage Detection in Smart Grids, American Control Conference, Palmer House Hilton, Chicago, IL, July 1-3, 2015. 8 pages2015OtherConference Paper
Hussain M. Al-Suwaidan, Salman Mohagheghi, Qi Han, A Communication Framework for an Ad-hoc Microgrid for Disaster Response, IEEE International Confernece on Smart Grid Communications (SmartGridComm), November 20152015OtherConference Paper
Hongtao Wang, Qiang Li, Feng Yi, Qi Han, Limin Sun, Influential Spatial Facility Prediction over Dynamic Objects, International Conference on Wireless Algorithms, Systems, and Applications (WASA), August 20152015OtherConference Paper
John P.H. Steele, Qi Han, Hamad Karki, Khaled Al-Wahedi, Adewole A Ayoade, W Alex Yearsley, Marshall R Sweatt, and Daniel P Albert, Development of an Oil and Gas Refinery Inspection Robot, Proceedings of the 14th ASME International Mechanical Engineering Congress & Exposition (ICONE14), November 14-20, 2014, Montreal, Canada2014Enabling Automated Oil and Gas Processes Using Unmanned Mobile RobotsConference Paper
Qiang Li, Qi Han, Xiuzhen Cheng, Limin Sun, QueueSense: Collaborative Recognition of Queuing on Mobile Phones, SECON 20142014Mobile Social Group MonitoringConference Paper
Qiang Li, Qi Han, Limin Sun, UserIntent: Detection of User Intent for Triggering Smartphone Sensing Applications, Poster paper, SECON 20142014Mobile Social Group MonitoringConference Paper
Na Yu and Qi Han, Grace: Recognition of Proximity-Based Intentional Groups using Collaborative Mobile Devices, IEEE International Conference on Mobile and Ad-hoc Sensor Systems (MASS), Philadelphia, Pennsylvania, October 2014.2014Mobile Social Group MonitoringConference Paper
Hui Wen, Qiang Li, Qi Han, Shiming Ge, Limin Sun, Poster: Crowdsourcing for Video Traffic Surveillance, poster paper, MobiSys 20142014Mobile Social Group MonitoringConference Paper
Na Yu and Qi Han, Grace: Recognition of Proximity-Based Intentional Groups using Collaborative Mobile Devices, IEEE International Conference on Mobile and Ad-hoc Sensor Systems (MASS), Philadelphia, Pennsylvania, October 2014.2014Monitoring of Dynamic Amorphous PhenomenaConference Paper
Inigo Urteaga, Na Yu, Nicholas Hubbell, and Qi Han, AWARE: Activity Aware Maintenance of Communication Structures for Wireless Sensor Networks, Pervasive and Mobile Computing, Volume 13, August 2014, Pages 111-124.2014Monitoring of Dynamic Amorphous PhenomenaJournal Paper
Qiang Li, Qi Han, and Limin Sun, Context-aware Handoff on Smartphones, IEEE International Conference on Mobile and Ad-hoc Sensor Systems (MASS), Hangzhou, Zhejiang, China, October, 2013.2013Mobile Social Group MonitoringConference Paper
Na Yu and Qi Han, Context-aware Community: Integrating Contexts with Contacts for Proximity-based Mobile Social Networking, IEEE International COnference on Distributed Computing in Sensor Systems (DCOSS), Cambridge, Massachusetts, May 21-23, 2013.2013Mobile Social Group MonitoringConference Paper
Na Yu and Qi Han, Context-aware Community: Integrating Contexts with Contacts for Proximity-based Mobile Social Networking, IEEE International Conference on Distributed Computing in Sensor Systems (DCOSS), Cambridge, Massachusetts, May 21-23, 2013.2013Monitoring of Dynamic Amorphous PhenomenaConference Paper
Zhijin Qin, Qi Han, Sharad Mehrotra, and Nalini Venkatasubramanian, Quality-aware Sensor Data Management, Chapter 13, The Art of Wireless Sensor Networks, Volume 1: Fundamentals, eds. H. Ammari, Springer, 20132013Quality-aware Sensor Data CollectionBook Chapter


John Augustine, Qi Han, Philip Loden, Sarchin Lodha and Sasanka Roy, Tight Analysis of Shortest Path Convergecast in Wireless Sensor Networks, International Journal of Foundations of Computer Science, Vol. 24, No. 1, 2013.2013Quality-aware Sensor Data CollectionJournal Paper
Lin Guo and Qi Han, Reliable Data Collection from Mobile Users with High Data Rates in Wireless Sensor Networks, IEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM), San Francisco, June 2012.2012A Heterogeneous Networking Test BedConference Paper
Alan Marchiori, William Navidi, Leiko Earle, and Qi Han, Building the case for automated building energy management, ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in Buildings (BuildSys), in conjunction with ACM SenSys, Toronto, Canada, November 6, 2012.

View the data here.
2012Building Energy Monitoring and Control using Wireless Sensor NetworksConference Paper
Na Yu and Qi Han, Context-Aware Communities and Their Impact on Information Influence in Mobile Social Networks, Third International Workshop on Pervasive Collaboration and Social Networking (PerCol), in conjunction with PerCom, Lugano, Switzerland, March 2012.
2012Mobile Social Group MonitoringConference Paper
Na Yu and Qi Han, Group Enabled Spatial Dissemination in Mobile Social Networks, First International Workshop on Internet of Things Applications (IoT), in conjunction with CPSWeek, Beijing, China, April 2012.2012Mobile Social Group MonitoringConference Paper
Nicholas Hubbell and Qi Han, DRAGON: Detection and Tracking of Dynamic Amorphous Events in Wireless Sensor Networks, IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol. 23, No.7, July 20122012Monitoring of Dynamic Amorphous PhenomenaJournal Paper
Na Yu and Qi Han, Context-Aware Communities and Their Impact on Information Influence in Mobile Social Networks, Third International Workshop on Pervasive Collaboration and Social Networking (PerCol), in conjunction with PerCom, Lugano, Switzerland, March 2012.2012Monitoring of Dynamic Amorphous PhenomenaConference Paper
Na Yu and Qi Han, Detection and Tracking of Mobile Events with Dynamic Signatures Using Mobile Sensors, IEEE Consumer Communications and Networking Conference, (CCNC), Las Vegas, January 2012.2012Monitoring of Dynamic Amorphous PhenomenaConference Paper
Liqun Li, Guoliang Xing, Qi Han and Limin Sun, ASM: Adaptive Voice Stream Multicast over Low-power Wireless Networks, IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol. 23, No. 4, April 2012.2012Quality-aware Sensor Data CollectionJournal Paper
Alan Marchiori, Doug Hakkarinen, Qi Han, and Leiko Earle, Circuit-Level Load Monitoring for Household Energy Management>/a>, IEEE Pervasive Computing, Special Issue on Smart Energy Systems, Vol. 10, No. 1, January-March 2011.2011Building Energy Monitoring and Control using Wireless Sensor NetworksJournal Paper
Alan Marchiori, Network and Systems Support for Building Energy Monitoring and Control using Wireless Sensor Networks, Ph.D dissertation, Colorado School of Mines, 20112011Building Energy Monitoring and Control using Wireless Sensor NetworksThesis
Alan Marchiori and Qi Han, PIM-WSN: Efficient Multicast for IPv6 Wireless Sensor Networks, The 12th IEEE International Symposium on a World of Wireless Mobile and Multimedia Networks (WoWMoM), 2011.2011Building Energy Monitoring and Control using Wireless Sensor NetworksConference Paper
Nicholas Hubbell and Qi Han, Detection and Tracking of Dynamic Amorphous Events in Wireless Sensor Networks, The 8th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON), 2011.2011Monitoring of Dynamic Amorphous PhenomenaConference Paper
Na Yu and Qi Han, MEMS: Detection and Tracking of Mobile Events Using Mobile Sensors, poster paper, The 8th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON), 2011.2011Monitoring of Dynamic Amorphous PhenomenaConference Paper
Inigo Urteaga, Na Yu, Nicholas Hubbell and Qi Han, AWARE: An Activity Aware Network Clustering Algorithm for Wireless Sensor Networks, The 36th IEEE Conference on Local Computer Networks (LCN), Bonn, Germany, October 2011.2011Monitoring of Dynamic Amorphous PhenomenaConference Paper
John Augustine, Qi Han, Philip Loden, Sarchin Lodha and Sasanka Roy, Tight Analysis of Shortest Path Convergecast in Wireless Sensor Networks, The 17th Computing: the Australasian Theory Symposium (CATS), Perth, Australia, January 2011.2011Quality-aware Sensor Data CollectionConference Paper
Dulanjalie C. Dhanapala, Anura P. Jayasumana and Qi Han, On Random Routing in Wireless Sensor Grids: A Mathematical Model for Rendezvous Probability and Performance Optimization, Journal of Parallel and Distributed Computing (JPDC), Vol. 71, 2011.2011Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Alan Marchiori, Lin Guo, Josh Thomas and Qi Han, Realistic Performance Analysis of WSN Protocols Through Trace Based Simulation, The Seventh ACM International Symposium on Performance Evaluation of Wireless Ad Hoc, Sensor, and Ubiquitous Networks (PE-WASUN), in conjunction with MSWiM, Bodrum, Turkey, October 2010.

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2010A Heterogeneous Networking Test BedConference Paper
Alan Marchiori and Qi Han, Distributed Wireless Control for Building Energy Management, ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in Buildings (BuildSys), in conjunction with ACM SenSys, Zurich, Switzerland, November 2010.

View the Mote Designs here.
2010Building Energy Monitoring and Control using Wireless Sensor NetworksConference Paper
Gholam Abbas Angouti Kolucheh and Qi Han, SUSTAIN: An Adaptive Fault Tolerance Service for Geographically Overlapping Wireless Cyber-Physical Systems, The 9th Workshop on Adaptive and Reflective Middleware (ARM), in conjunction with ACM Middleware, Bangalore, India, November 2010.2010Monitoring of Dynamic Amorphous PhenomenaConference Paper
Jiaxi You, Qi Han, Dominik Lieckfeldt, Jakob Salzmann, and Dirk Timmermann, Virtual Position based Geographic Routing for Wireless Sensor Networks, Computer Communications, Vol. 33, No. 11, July 2010.2010Quality-aware Sensor Data CollectionJournal Paper
Qi Han, Doug Hakkarrinen, Pruet Boonma and Jun Suzuki, Quality-Aware Sensor Data Collection, International Journal of Sensor Networks, Special Issue on Data Quality Management in Wireless Sensor Networks, Vol. 7, No. 3, 2010.2010Quality-aware Sensor Data CollectionJournal Paper
Liqun Li, Guoliang Xing, Qi Han, and Limin Sun Adaptive Voice Stream Multicast over Low-power Wireless Networks, The 31st IEEE Real-Time Systems Symposium (RTSS), November 30 - December 3, 2010 San Diego, CA, USA.2010Quality-aware Sensor Data CollectionConference Paper
Chris Davison, Daniel Massaguer, Lilia Paradis, M. Reza Rahimi, Bo Xing, Qi Han, Sharad Mehrotra and Nalini Venkatasubramanian, Practical Experiences in Enabling and Ensuring Quality Sensing In Emergency Response Applications, International Workshop on Pervasive Networks for Emergency Management (PerNEM), in conjunction with IEEE PerCom, Mannheim, Germany, March 2010.2010Quality-aware Sensor Data CollectionConference Paper
Qi Han, Doug Hakkarrinen, Pruet Boonma and Jun Suzuki, Quality-Aware Sensor Data Collection, International Journal of Sensor Networks, Special Issue on Data Quality Management in Wireless Sensor Networks, Vol. 7, No. 3, 2010.2010Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Kevin Barnhart, Inigo Urteaga, Qi Han, Anura P.Jayasumana, and Tissa Illangasekare, On Integrating Groundwater Transport Models with Wireless Sensor Networks, Journal of Ground Water, Vol. 48, No. 5, September/October 2010.2010Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Alan Marchiori and Qi Han, A Two-stage Bootloader to Support Multi-application Deployment and Switching in Wireless Sensor Networks, IEEE International Conference on Embedded and Ubiquitous Computing (EUC), Vancouver, Canada, August 2009.2009A Heterogeneous Networking Test BedConference Paper
Alan Marchiori and Qi Han, A Two-stage Bootloader to Support Multi-application Deployment and Switching in Wireless Sensor Networks, IEEE International Conference on Embedded and Ubiquitous Computing (EUC), Vancouver, Canada, August 2009.2009Building Energy Monitoring and Control using Wireless Sensor NetworksConference Paper
Alan Marchiori and Qi Han, Using Circuit-Level Power Measurements in Household Energy Management Systems, ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in Buildings (BuildSys) in conjunction with ACM SenSys, Berkeley, California, November 2009. Best Paper Award.2009Building Energy Monitoring and Control using Wireless Sensor NetworksConference Paper
Nicholas Hubbell, DRAGON: Detection and Tracking of Amorphous Events with Dynamic Signatures in Wireless Sensor Networks, Colorado School of Mines, 20092009Monitoring of Dynamic Amorphous PhenomenaThesis
Jiaxi You, Dominik Lieckfeldt, Qi Han, Jakob Salzmann, and Dirk Timmermann, Look-ahead Geographic Routing for Sensor Networks, The Fifth International Workshop on Sensor Networks and Systems for Pervasive Computing(PerSeNS), (in conjunction with PerCom), Gavelston, Texas, March 9, 2009.2009Quality-aware Sensor Data CollectionConference Paper
Lilia Paradis and Qi Han, A Data Collection Protocol for Real-time Sensor Applications, Pervasive and Mobile Computing (PMC), Vol. 5, No. 1, 2009.2009Quality-aware Sensor Data CollectionJournal Paper
Iosif Lazaridis, Qi Han, Sharad Mehrotra and Nalini Venkatasubramanian, Fault-Tolerant Evaluation of Continuous Queries over Sensor Data, International Journal on Distributed Sensor Networks (IJDSN), Vol. 5, No. 4, 2009.2009Quality-aware Sensor Data CollectionJournal Paper
Inigo Urteaga, Kevin Barnhart, and Qi Han, REDFLAG: A REal-time, Distributed, Flexible, Lightweight, And Generous Fault Detection Service for Data-driven Sensor Applications, Pervasive and Mobile Computing (PMC), Vol. 5, No. 5, October 2009.

Read more about REDFLAG here.
2009Quality-aware Sensor Data CollectionJournal Paper
Inigo Urteaga, Kevin Barnhart, and Qi Han, REDFLAG: A REal-time, Distributed, Flexible, Lightweight, And Generous Fault Detection Service for Data-driven Sensor, Applications, IEEE International Conference on Pervasive Computing and Communications (PerCom), Galveston, TX, March 2009.

Read more about REDFLAG here.
2009Quality-aware Sensor Data CollectionConference Paper
Ying Zhu and Qi Han, The More Relay Nodes, The More Energy Efficient? IEEE International Conference on Embedded and Ubiquitous Computing (EUC), Vancouver, Canada, August 2009.2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Philip Loden, Qi Han, Lisa Porta, Inigo Urteaga, Kevin Barnhart, Doug Hakkarinen, Tissa Illangasekare and Anura Jayasumana, A Wireless Sensor System for Validation of Real-time Automatic Calibration of Groundwater Transport Models, Journal of Systems and Software, Vol. 82, No. 11, November 2009.2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Paul Shulte, Design of Experiments in a Three Dimensional Synthetic Aquifer for Evaluation of Wireless Sensor Network Technologies Applied to Real-time Model Calibration and Plume Management, Master's Thesis, 2009, Division of Environmental Science and Engineering, Colorado School of Mines2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksThesis
Lisa Porta, Tissa H. Illangasekare, Philip Loden, Qi Han, Anura P. Jayasumana, Continuous Plume Monitoring Using Wireless Sensors: Proof of Concept In Intermediate Scale Tank, ASCE's Journal of Environmental Engineering, Vol. 135, No. 9, September 2009.2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Inigo Urteaga, Kevin Barnhart, and Qi Han, REDFLAG: A REal-time, Distributed, Flexible, Lightweight, And Generous Fault Detection Service for Data-driven Sensor Applications, Pervasive and Mobile Computing (PMC), Vol. 5, No. 5, October 2009.

Read more about REDFLAG here.
2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Inigo Urteaga, Kevin Barnhart, and Qi Han, REDFLAG: A REal-time, Distributed, Flexible, Lightweight, And Generous Fault Detection Service for Data-driven Sensor, Applications, IEEE International Conference on Pervasive Computing and Communications (PerCom), Gavelston, TX, March 2009.

Read more about REDFLAG here.
2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Dulanjalie C. Dhanapala, Anura P. Jayasumanaand Qi Han, Performance of Random Routing on Grid-based Sensor Networks, IEEE International Conference on Consumer Communications and Networking Conference (CCNC), January 2009.2009Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Alan Marchiori and Qi Han, A Foundation for Interoperable Sensor Networks with Internet Bridging, The Fifth Workshop on Embedded Networked Sensors (HotEmNets), June 20082008A Heterogeneous Networking Test BedConference Paper
Alan Marchiori and Qi Han, A Foundation for Interoperable Sensor Networks with Internet Bridging, The Fifth Workshop on Embedded Networked Sensors (HotEmNets), June 20082008Building Energy Monitoring and Control using Wireless Sensor NetworksConference Paper
Lilia Paradis and Qi Han, TIGRA: Timely Sensor Data Collection using Distributed Graph Coloring, IEEE International Conference on Pervasive Computing and Communications (PerCom), Hong Kong, China, March 2008.2008Quality-aware Sensor Data CollectionConference Paper
Doug Hakkarinen and Qi Han, Data Quality Driven Sensor Reporting, The First IEEE Workshop on Quality of Information in Sensor Networks (QoISN), October 2008.
2008Quality-aware Sensor Data CollectionConference Paper
Qi Han, Anura P. Jayasumana, Tissa Illangasekare and Toshi Sakaki, A Wireless Sensor Network based Closed-loop System for Subsurface Contaminant Monitoring, NSF Workshop on Next Generation Software (NSFNGS, in conjunction with IEEE IPDPS), Miami, Florida, April 2008.2008Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Kevin Barnhart, Inigo Urteaga, Qi Han, Anura P. Jayasumana and Tissa Illangasekare, Integration of Groundwater Transport Models with Wireless Sensor Networks, MODFLOW and More: Ground Water and Public Policy, May 2008.2008Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksJournal Paper
Doug Hakkarinen and Qi Han, Data Quality Driven Sensor Reporting, The First IEEE Workshop on Quality of Information in Sensor Networks (QoISN), October 2008.2008Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Qi Han and Nalini Venkatasubramanian, Timeliness-Accuracy Balanced Collection of Dynamic Data, IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol. 18, No.2, February 20072007Quality-aware Sensor Data CollectionJournal Paper
Lilia Paradis, TIGRA: Timely Sensor Data Collection Using Distributed Graph Coloring, Colorado School of Mines, 20072007Quality-aware Sensor Data CollectionThesis
Qi Han, Sharad Mehrotra and Nalini Venkatasubramanian, Application-aware Integration of Data Collection and Power Management in Wireless Sensor Networks, Journal of Parallel and Distributed Computing (JPDC), Vol. 67, No. 9, September 2007, Pages 992-10062007Quality-aware Sensor Data CollectionJournal Paper
Pruet Boonma, Qi Han and Jun Suzuki, Leveraging Biologically-inspired Mobile Agents Supporting Composite Needs of Reliability and Timeliness in Sensor Applications, IEEE International Conference on Frontiers in the Convergence of Bioscience and Information Technologies (FBIT), Jeju Island, Korea, October 2007.2007Quality-aware Sensor Data CollectionConference Paper
Lilia Paradis and Qi Han, A Survey of Fault Management in Wireless Sensor Networks, Journal of Network and Systems Management (JNSM), Vol. 15, No. 2, June 20072007Quality-aware Sensor Data CollectionJournal Paper
Lisa Porta, 2007. "Continuous Plume Monitoring and Model Calibration Using a Wireless Sensor Network: Proof of Concept in Intermediate Scale Tank". M.S. Thesis.2007Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksThesis
Anura Jayasumana, Qi Han, Tissa H. Illangasekare, Virtual Sensor Networks - A Resource Efficient Approach for Concurrent Applications, The 4th IEEE International Conference on Information Technology - Next Generations (ITNG), Las Vegas, NV, April 20072007Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Yun Huang, Shivajit Mohapatra, Qi Han and Nalini Venkatasubramanian, QoS Aware Resource Discovery in Mobile Environments, Chapter VI, The Handbook of Mobile Middleware (ISBN: 0849338336), A. Corradi and P. Bellavista eds., Chapman and Hall/CRC Press, September 20062006Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsBook Chapter
Qi Han and Nalini Venkatasubramanian,Information Collection Services for QoS-aware Mobile Applications, IEEE Transactions on Mobile Computing (TMC), Vol.5, No.5, May 20062006Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsJournal Paper
Qi Han, A Reflective Middleware Architecture for Distributed Sensor Applications, The 5th Workshop on Adaptive and Reflective Middleware (ARM, in conjunction with ACM/IFIP Middleware), Melbourne, Australia, November 20062006Quality-aware Sensor Data CollectionConference Paper
Lilia Paradis and Qi Han, ESCORT: Energy Efficient Support for Sensor Applications with COmposite Needs of Reliability and Timeliness, Poster paper, The International Conference on Distributed Computing in Sensor Systems (DCOSS), San Francisco, California, June 20062006Quality-aware Sensor Data CollectionConference Paper
Iosif Lazaridis, Qi Han, Sharad Mehrotra, Nalini Venkatasubramanian, Fault-Tolerant Queries over Sensor Data, The 13th International Conference on Management of Data (COMAD), Delhi, India, December 2006.2006Quality-aware Sensor Data CollectionConference Paper
Lisa Porta, Tissa Illangasekare, Philip Loden, Qi Han, Denney Liptak and Anura Jayasumana, Continuous Plume Monitoring and Model Calibration using a Wireless Sensor Network: Proof of Concept in Intermediate-Scale Tank Test, Poster, American Geophysical Union Fall Meeting, San Francisco, December 20062006Subsurface Contaminant Monitoring and Prediction using Wireless Sensor NetworksConference Paper
Qi Han, Iosif Lazaridis, Sharad Mehrotra, Nalini Venkatasubramanian, Sensor Data Collection with Expected Reliability Guarantees, The First International Workshop on Sensor Networks and Systems for Pervasive Computing(PerSeNS), (in conjunction with PerCom), Kauai Island, Hawaii, March 8, 20052005Quality-aware Sensor Data CollectionConference Paper
Inseok Hwang, Qi Han, Archan Misra, MASTAQ: A Middleware Architecture for Sensor Applications with Statistical Quality Constraints, The First International Workshop on Sensor Networks and Systems for Pervasive Computing(PerSeNS) (in conjunction with PerCom), Kauai Island, Hawaii, March 8, 20052005Quality-aware Sensor Data CollectionConference Paper
Qi Han, Sebastian Gutierrez-Nolasco and Nalini Venkatasubramanian, Reflective Middleware for Integrating Network Monitoring with Adaptive Object Messaging, IEEE Network, Special issue on Middleware Technologies for Future Communications Networks, January/February 20042004Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsJournal Paper
Qi Han, Sharad Mehrotra and Nalini Venkatasubramanian, Energy Efficient Data Collection in Distributed Sensor Environments, The 24th IEEE International Conference on Distributed Computing Systems (ICDCS), Tokyo, Japan, March 23-26, 2004.2004Quality-aware Sensor Data CollectionConference Paper
Qi Han, Matthew Ba Nguyen, Sandy Irani and Nalini Venkatasubramanian, Time-sensitive Computation of Aggregate Functions over Distributed Imprecise Data, The 12th IEEE International Workshop on Parallel and Distributed Real-time Systems (WPDRTS ) (In conjunction with IPDPS 2004), Santa Fe, New Mexico, April 26-27, 20042004Quality-aware Sensor Data CollectionConference Paper
Iosif Lazaridis, Qi Han, Xingbo Yu, Sharad Mehrotra, Nalini Venkatasubramanian, Dmitri Kalashnikov and Weiwen Yang, QUASAR: Quality Aware Sensing Architecture, ACM SIGMOD Record, March 20042004Quality-aware Sensor Data CollectionJournal Paper
Qi Han and Nalini Venkatasubramanian, Addressing Timeliness/Accuracy/Cost Tradeoffs in Information Collection for Dynamic Environments, The 24th IEEE International Real-time Systems Symposium (RTSS), Cancun, Mexico, December 3-5, 2003.2003Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsConference Paper
Jehan Wickramasuriya, Qi Han and Nalini Venkatasubramanian, A Directory Enabled Middleware Framework for Distributed Systems, The 8th IEEE International Workshop on Object-oriented Real-time Dependable Systems (WORDS), Guadalajara, Mexico, January 15-17, 20032003Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsConference Paper
Qi Han and Nalini Venkatasubramanian, A Cost Driven Approach to Information Collection for Mobile Environments, The 4th IEEE International Conference on Mobile and Wireless Communications Networks (MWCN), Stockholm, Sweden, September 9-11, 20022002Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsConference Paper
Qi Han and Nalini Venkatasubramanian, Aggregation Based Information Collection for Mobile Environments, Journal of High Speed Networks, Vol. 11, No. 3-4, 20022002Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsJournal Paper
Shutang Yang, Shengsheng Yu, Jingli Zhou and Qi Han, Multipoint Communications with Speech Mixing over IP Network, Elsevier Computer Communications, Vol. 25, No.1, January 20022002OtherJournal Paper
Qi Han and Nalini Venkatasubramanian, AutoSeC: An Integrated Middleware Framework for Dynamic Service Brokering, Work-in-Progress Paper in the IFIP/ACM International Conference on Distributed Systems Platforms (Middleware) Heidelberg, Germany, November 12-16, 20012001Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsConference Paper
Qi Han and Nalini Venkatasubramanian, AutoSeC: An Integrated Middleware Framework for Dynamic Service Brokering, IEEE Distributed Systems Online, Vol. 2, No.7, November 20012001Dynamic Context Monitoring and Modeling for QoS-aware ApplicationsJournal Paper
Qi Han and Hongchi Shi, IVFCP: A Flow Control Protocol for Internet Video, The SPIE 45th Annual Meeting, San Diego, California, July 20002000OtherConference Paper
Yansheng Lu and Qi Han, Active Real-time Database Transaction and its Processing, Journal of Computer Research and Development, Vol.35, No.2, February 19981998DatabaseJournal Paper
Qi Han, Jingli Zhou and Shengsheng Yu, Issues of Audio Quality for Video Conferencing, The SPIE' s Symposium on Voice, Video and Data Communication, Boston, Massachusets, November 19981998OtherConference Paper
Yansheng Lu, Yunsheng Liu, Qi Han, Guoling Hu and Zhenyu Li, The Architecture and Execution Model of An Active Real-time Database Management System, The International Conference on Information Communication and Signal Processing, Singapore, September 19971997DatabaseConference Paper
Yansheng Lu and Qi Han, Transaction Processing of Active Real-time Database Systems, Computer Engineering and its Application, 19961996DatabaseJournal Paper
Yansheng Lu and Qi Han, Priority Assignment Strategies of Real-time Transactions, The 14th National Database Conference, China, 19961996DatabaseConference Paper