Wang-Chien Lee
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wlee-photo Wang-Chien Lee (李旺謙), Associate Professor

 

360D Information Sciences and Technology Building

Department of Computer Science and Engineering

The Pennsylvania State University

University Park, PA 16802, USA

E-mail: wlee@cse.psu.edu  Web: http://www.cse.psu.edu/~wlee

Tel: (814) 865-1053     Fax: (814) 865-3176

Curriculum Vita (Updated Oct. 2007)

Education

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Ph.D., 1996, Dept. of Computer & Information Science, Ohio State University, Columbus, Ohio, USA.

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M.S., 1989, Department of Computer Science, Indiana University, Bloomington, Indiana, USA.

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B.S., 1985, Department of Information Science, National Chiao-Tung University, Hsinchu, Taiwan.

 

Research

Dr. Lee leads the Intelligent Pervasive Data Access (iPDA) Research Group at Penn State to investigate various research issues involving data access and management in a wide spectrum of networking and mobile environments. His primary research include:

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Mobile and Pervasive Data Access

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Location-Based Services

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Peer-to-Peer (P2P) Computing

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Wireless Sensor Networks

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Time-Critical and Secure Wireless Data Broadcast

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Information Retrieval Visualization and Analysis

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Mobile Ad Hoc Networks

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XML and Access Control

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Object-Oriented Database

 

More details about  Dr. Lee's research activities can be found in the PDA (Pervasive Data Access) research group web site.

Funding

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Principal Investigator, Link Quality Estimation for Wireless Sensor Networks, NSF, CNS-0626709, 9/2006-8/2009, $250,000.

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Principal Investigator, Indexing Multi-Dimensional Data in Peer-to-Peer Systems, (Co-PI: Anand Sivasubramaniam), NSF, IIS-0534343, 1/2006-12/2008, $330,000.

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Principal Investigator, Location-based Information Access in Pervasive Computing Environments, NSF, IIS-0328881, 9/2004- 8/2007, $265,000.

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Co-Investigator, ECOQUAD: Energy-Conserving Quality-Aware Data Collection in Wireless Sensor Networks, (PI: Jianliang Xu), Research Grants Council (Hong Kong), 9/2005-8/2007, HK$ 391,000.

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Senior Personnel, STNexus: An Integrated Database and Visualization Environment for Space-Time Information Exploitation, (PIs: Donna J. Peuquet and Alan M. MacEachren), Advanced Research and Development Activity, NSA/NGA/CIA, 6/2005-5/2007, $806,000.

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Co-Investigator, Wireless Information Publication and Access, (PI: Dik Lee), Research Grants Council (Hong Kong), 9/2003-8/2005, HK$ 414,000.

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Co-Principal Investigator, Bioinformatics Consortium to Enhance Translational and Clinical Research (PI: Raj Archaya), Public Health Service, 7/2002-6/2005, $358,000.

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Co-Investigator, Modeling and Service Discovery in Pervasive Computing, (PI: Dik Lee), Research Grants Council (Hong Kong), 9/2001-8/2003, HK$390,000.

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Principal Investigator, Web Content Transformation Technology Evaluation Services, Genuity Inc., 7/2000-6/2001, $180,000.

 

Patents

  1. W.-C. Lee, G. Mitchell, X. Zhang, System and Method for Automatic Loading of an XML Document Defined by a Document-Type Definition into a Relational Database Including the Generation of a Relational Schema Therefor, United State Patent: 7072896B2.
  2. W.-C. Lee, G. Mitchell, E. Rundersteiner, X. Zhang, System and Method for Automatic Synchronizing and/or updating an Existing Relational Database with Supplemental XML Data, United State Patent: 7031956B1.

Selected Publication (Complete List)

Spatial Search for K Diverse-Near Neighbors (with G. Ference, H.-J. Hung and D.-N. Yang), ACM International Conference on Information and Knowledge Management (CIKM 2012), San Francisco, CA, Oct. 2013, to appear.

CACT:  Clustering and Aggregating Clues of Trajectories for Mining Trajectory Patterns and Routes, (with C.-C. Hung and  W.-C. Peng), Very Large Data Base Journal (VLDBJ), to appear.

CIM: Community-based Influence Maximization in Social Networks (with Y.-C. Chen, W.-C. Peng, and S.-Y. Lee), ACM Transactions on Intelligent Systems and Technology (TIST), to appear.

Mining Geographic-Temporal-Semantic Patterns in Trajectories for Location Prediction (with J. Ying and V. Tseng), ACM Transactions on Intelligent Systems and Technology (TIST), to appear.

 Authenticating Location-Based Skyline Queries in Arbitrary Subspaces (with X. Lin, J. Xu, and H. Hu), IEEE Transactions on Knowledge and Data Engineering (TKDE), to appear.

Silence Is Also Evidence: Interpreting Dwell Time for Recommendation from Psychological Perspective (with P. Yin, P. Luo and M. Wang), ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2013), Chicago, IL, August, 2013.

Maximizing Acceptance Probability for Active Friending in On-Line Social Networks (with D.-N. Yang, H.-J. Hung and W. Chen), ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2013), Chicago, IL, August, 2013.

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Exploring Pattern-Aware Travel Routes for Trajectory Search , (with L.-Y. Wei and W.-C. Peng), ACM Transactions on Intelligent Systems and Technology, Volume 4, Number 3, June 2013.

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U-Skyline: A New Skyline Query for Uncertain Databases (with X. Liu, D.-N. Yang, M. Ye and W.-C. Lee), IEEE Transactions on Knowledge and Data Engineering (TKDE),   Volume 25, Number 4, April 2013, pp. 945-960.

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PMSE: A Personalized Mobile Search Engine  (with K. Leung and D. Lee), IEEE Transactions on Knowledge and Data Engineering (TKDE),   Volume 25, Number 4, April 2013, pp. 820-834. 

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App Recommendation: A Contest between Satisfaction and Temptation, (with P. Yin, P. Luo, and M, Wang),  International Conference on Wed Search and Data Mining (WSDM 2013), Rome, Italy, Feb. 2013, pp. 395-404.

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Distributed Processing of Probabilistic Top-k Queries in Wireless Sensor Networks  (with M. Ye, D. Lee and X. Liu), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 25, No. 1, Jan. 2013, pp. 76-91.

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Querying Uncertain Minimum in Wireless Sensor Networks  (with M. Ye, K. Lee, X. Liu and M.-C. Chen), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 24, No. 12, Dec. 2012, pp. 2274-2287.

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Energy-Aware Set-Covering Approaches for Approximate Data Collection in Wireless Sensor Networks (with C.-C. Hung and  W.-C. Peng), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 24, Number 11, November 2012, pp. 1993-2007.

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Exploring Personal Impact for Group Recommendation (with X. Liu, M. Ye and Y. Tian), ACM International Conference on Information and Knowledge Management (CIKM 2012), Maui, Hawaii, Oct. 2012, pp. 674-683.

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Exploring Social Influence for Recommendation - A Probabilistic Generative Model Approach (with M. Ye and X. Liu), International Conference on Research & Development on Information Retrieval  (SIGIR 2012), Portland, OR, August 2012,  pp. 671-680.

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Event-based Social Networks: Linking the Online and Offline Social Worlds (with X. Liu, Q. He, Y. Tian, J. McPherson and J. Han), ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2012), Beijing, China, August, 2012, pp. 1032-1040.

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On Socio-Spatial Group Query for Location-Based Social Networks (with D.-N. Yang, C.-Y. Shen and M.-S. Chen), ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2012), Beijing, China, August, 2012, pp. 949-957.

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A Framework for Personal Mobile Commerce Pattern Mining and Prediction  (with H.-C. Lu and S.-M. Tseng), IEEE Transactions on Knowledge and Data Engineering (TKDE),  Volume 24, No. 5, May 2012, pp. 769-782.

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ROAD: A New Spatial Object Search Framework for Road Networks (with K. Lee, B. Zheng and Y. Tian), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 24, No. 3, March 2012, pp. 547-560.

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A Straw Shows Which Way the Wind Blows: Potential Popularity Ranking from Early Votes, (with P. Yin, P. Luo, and M, Wang),  International Conference on Wed Search and Data Mining (WSDM 2012), Seattle, Washington, Feb. 2012, pp. 623-632. (20.7% acceptance rate)

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On Social-Temporal Group Query with Acquaintance Constraint (with D.-N. Yang, Y.-L. Chen, and M.-S. Chen), International Conference on Very Large Data Bases (VLDB'11), Seattle, WA, USA, pp. 397-408. 

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On the Semantic Annotation of Places in Location-Based Social Networks  (with M. Ye, D. Shou, P. Yin and J. Janowicz), ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2011), San Diego, CA, August, 2011, pp. 520-528.

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Exploiting Geographical Influence for Collaborative Point-of-Interests Recommendation (with M. Ye, P. Yin and D. Lee), International Conference on Research & Development on Information Retrieval  (SIGIR 2011), Beijing, China, July, 2011, pp. 325-334.

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Theme Location Discovery for Travelogue Services (with M. Ye, R. Xiao, and X. Xie), International Conference on Research & Development on Information Retrieval  (SIGIR 2011), Beijing, China, July, 2011, pp. 465-474.

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CLR: A Collaborative Location Recommendation Framework based on Co-Clustering (with K. Leung and D. Lee), International Conference on Research & Development on Information Retrieval  (SIGIR 2011), Beijing, China, July, 2011, pp. 305-314.

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Collaborative Caching for Spatial Queries in Mobile P2P Networks (with Q. Zhu and D. Lee), IEEE International Conference on Data Engineering (ICDE 2011), Hannover, Germany, April 2011, pp. 279-290.

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QFilter: Rewriting Insecure XML Queries to Secure Ones using Non-Deterministic Finite Automata (with B. Luo, D. Lee, P. Liu), Very Large Data Base Journal (VLDBJ), Vol. 20, No. 3, June 2011, pp. 397-415.

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IR-tree: An Efficient Index for Geographic Document Search (with Z. Li, C.K. Lee, B. Zheng, D. Lee and X. Wang), IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol. 23, No. 4, pp. 585-599, April 2011. [pdf]

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Location Recommendation for Location-based Social Networks (with M. Ye and P. Yin), ACM SIGSPATIAL  International Conference on  Advances in Geographic Information Systems  (GIS 2010), San Jose, Nov. 2010. (Short paper)  Won Best Poster Award

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Nearest Surrounder Queries (with C.K. Lee and H.V. Leung), IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol. 22, No. 10, pp. 1444-1458, Oct. 2010.

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Z-SKY: An Efficient Skyline Query Processing Framework Based on Z-Order (with C.K. Lee, B. Zheng, H. Li, and Y. Tian), Very Large Data Base Journal (VLDBJ), Vol. 19, No. 3, June 2010, pp. 333-362.

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k-Selection Query over Uncertain Data  (with X. Liu, M. Ye, J. Xu and Y. Tian), IEEE Conference on Database Systems for Advanced Applications (DASFAA'10), Tsukuba, Japan, April 2010. (Acceptance rate: 23%).  Won Best Student Paper Award Runner-Up.

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Personalized Web Search with Location Preferences  (with K. Leung and D. Lee), IEEE International Conference on Data Engineering (ICDE 2010), Long Beach, California, March, 2010. (Acceptance rate: 12.5%)

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Probabilistic Top-k Query Processing in Sensor Networks (with M. Ye, X. Liu, and D. Lee), IEEE International Conference on Data Engineering (ICDE 2010), Long Beach, California, March, 2010, Short paper. (Acceptance rate: 20%)

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Parallelizing Itinerary-based KNN Query Processing in Wireless Sensor Networks (with T. Fu and W.-C. Peng), IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol. 22, No. 5, pp. 711-729, May 2010.

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Tuning On-Air Signatures for Balancing Performance and Confidentiality (with B. Zheng, P. Liu, X. Ding and D. Lee), IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol. 21, No. 12, pp. 1783-1797, Dec. 2009..

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KTR: an Efficient Key Management Scheme For Secure Data Access Control in Wireless Broadcast Services (with with Q. Gu, P. Liu, and C.-H. Chu), IEEE Transactions on Dependable and Secure Computing (TDSC), Volume 6, Number 3, July-Sept. 2009, pp. 188-201.

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A Probabilistic Topic-Based Ranking Framework for Domain Spatial Information Retrieval (with H. Li, Z  Li, and D. Lee ), International Conference on Research & Development on Information Retrieval  (SIGIR 2009), Boston, USA, July, 2009, pp. 331-338. (15.8% acceptance rate)

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On Efficient Visible Reverse k-Nearest Neighbor Query Processing in Spatial Databases (with Y. Gao, B. Zheng, G. Chen, K. Lee and Q. Li), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 21, No. 9, September 2009, pp. 1314-1327.

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A Distributed Spatial Index for Error-Prone Wireless Data Broadcast (with B. Zheng, C.K. Lee, D. Lee and M. Shao), Very Large Data Base Journal (VLDBJ), Volume 18, No. 4, August 2009, pp. 959-986.

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Analysis of TTL-Based Consistency in Unstructured Peer-to-Peer Networks (with X. Tang and J. Xu), IEEE Transactions on Distributed and Parallel Systems (TPDS), Volume 19, No. 12, Dec. 2008, pp. 1683-1694.

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Ranked Reverse Nearest Neighbor Search (with C.K. Lee and B. Zheng), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 20, No. 7, July 2008, pp. 894-910. [pdf]

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Real-time Automatic Tag Recommendation (with Y. Song, Z. Zhuang, H. Li, Q. Zhao, J. Li, L. Giles), International Conference on Research & Development on Information Retrieval (SIGIR 2008), Singapore, July, 2008, 8 pages. (17% acceptance rate)

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SSW: A Small World Based Overlay for Peer-to-Peer Search (with M. Li, A. Sivasubramaniam, and J. Zhao), IEEE Transactions on Distributed and Parallel Systems (TPDS), Volume 19, No. 6, June 2008, pp. 735-749. [pdf]

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A New Storage Scheme for Approximate Location Queries in Object Tracking Sensor Networks (with J. Xu and X. Tang), IEEE Transaction on Distributed and Parallel Systems (TPDS), Volume 19, No. 2, Feb. 2008, pp. 262-275. [pdf]

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Optimizing Parallel Itineraries for KNN Query Processing in Wireless Sensor Networks (with T-Y. Fu and W.-C. Peng), ACM Conference on Information and Knowledge Management (CIKM'07), Nov. 6-9, 2007, pp. 391-400.  (17% acceptance rate - Best Interdisciplinary Paper Award Candidate) [pdf]

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Approaching the Skyline in Z Order (with C.K. Lee, B. Zheng, and H. Li), International Conference on Very Large Data Bases (VLDB'07), Vienna, Austria, September 23-28, 2007, pp. 279-290. [pdf]

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Analysis of a Loss-Resilient Proactive Data Transmission Protocol in Wireless Sensor Networks (with Y. Xu and J. Xu), IEEE Conference on Computer Communications (Infocom'07), Anchorage, Alaska, USA, May 2007. (~18 acceptance rate) [pdf]

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On Searching Continuous Nearest Neighbors in Wireless Data Broadcast Systems (with B. Zheng and D.L. Lee), IEEE Transaction on Mobile Computing, Volume 6, Number 7, July 2007, pp. 748-761. [pdf]

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Top-k Monitoring in Wireless Sensor Networks (with M. Wu, J. Xu, and X. Tang), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 19, Number 6, June 2007, pp. 962-976. [pdf]

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DPTree: A Balanced Tree Based Indexing Framework for Peer-To-Peer Systems (with M. Li and A. Sivasubramaniam), IEEE International Conference on Network Protocols (ICNP'06), Santa Barbara, CA, November 2006, pp. 12-21. [pdf] (~14 acceptance rate)

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Nearest Surrounder Search (with C.K. Lee and H.V. Leung), IEEE International Conference on Data Engineering (ICDE’06), Atlanta, GA, April 2006, 10 pages. [pdf] (~19.5 acceptance rate)

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Processing Window Queries in Wireless Sensor Networks (with Y. Xu, J. Xu, and G. Mitchell), IEEE International Conference on Data Engineering (ICDE’06), Atlanta, GA, April 2006, 10 pages. [pdf] (~19.5% acceptance rate)

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Exploring Spatial Correlation for Link Quality Estimation in Wireless Sensor Networks (with Y. Xu), IEEE International Conference on Pervasive Computing and Communications (PerCom’06), Pisa, Italy, March 2006, pp. 200-211.  [pdf] (~8% acceptance rate)

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Caching Complementary Space for Location-Based Services (with C.K. Lee, B. Zheng, and J. Xu), International Conference on Extending Database Technology (EDBT'06), Munich, Germany, March 2006, pp. 1020-1038.  [pdf] (~16% acceptance rate)

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An Error-Resilient and Tunable Distributed Indexing Scheme for Wireless Data Broadcast (with J. Xu, X. Tang, Q. Gao, S. Li), IEEE Transactions on Knowledge and Data Engineering (TKDE), Volume 18, No. 3, March 2006, pp. 392-404. [pdf]

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Grid-Partition Index: A Hybrid Method for Nearest-Neighbor Queries in Wireless Location-Based Services (with B. Zheng, J. Xu, D.L. Lee), Very Large Data Base Journal (VLDBJ), Volume 15, No. 1, January 2006, pp. 21-39. [pdf]

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On Scheduling Time-Critical On-Demand Broadcast (with J. Xu and X. Tang), IEEE Transactions on Distributed and Parallel Systems, Volume 17, Issue 1, Jan. 2006, pp. 3-14. [pdf]

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DSI: A Fully Distributed Spatial Index for Location-Based Wireless Broadcast Services (with B. Zheng), IEEE International Conference on Distributed Computing Systems (ICDCS’05), Columbus, OH, June, 2005, pp. 349-358. (~14% acceptance rate). [pdf]

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The D-tree: An Index Structure for Planar Point Queries in Location-Based Wireless Services, (with J. Xu, B. Zheng and D.L. Lee), IEEE Transaction on Knowledge and Data Engineering (TKDE), Volume 16, No. 12, December, 2004, pp. 1526-1542. [pdf]

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Semantic Small World: An Overlay Network for Peer-to-Peer Search (with M. Li and A. Sivasubramaniam), IEEE International Conference on Network Protocols (ICNP’04), Berlin, Germany, October, 2004, pp. 228-238. (~15% acceptance rate). [pdf]

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Exponential Index: A Parameterized Distributed Indexing Scheme for Data on Air (with J. Xu and X. Tang), the Second International Conference on Mobile Systems, Applications, and Services (Mobisys 2004), Boston, MA, June 6-9, 2004, pp. 153-164. (~14% acceptance rate). [pdf]

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Spatial Index on Air (with B. Zheng and D.L. Lee), IEEE International Conference on Pervasive Computing and Communications (PerCom’03), Dallas-Fort Worth, Texas, March 23-26, 2003 pp. 297-304. [pdf]

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Data Management in Location-Dependent Information Services: Challenges and Issues (with D.L. Lee, J. Xu, and B. Zheng), IEEE Pervasive Computing, Vol. 1, No. 3, July-Sept. 2002, pp. 65-72. [pdf]

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Performance Evaluation of a Wireless Hierarchical Data Dissemination System (with Q. Hu and D.L. Lee), ACM/IEEE International Conference on Mobile Computing and Networking (Mobicom99), Seattle, Washington, August 1999, pp. 163-173. [pdf]

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Path Dictionary: A New Approach to Query Processing in Object-Oriented Database (with D.L. Lee), IEEE Transaction on Knowledge and Data Engineering (TKDE), Volume 10, No. 3, May/June 1998, pp. 371-388. [pdf]

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Using Signature Techniques for Information Filtering in Wireless and Mobile Environments (with D.L. Lee), Distributed and Parallel Databases: Special Issue on Database and Mobile Computing, Vol. 4, No. 3, July 1996, pp. 205-227. (Also appears as a chapter in the book, Databases and Mobile Computing, edited by D. Barbara, R. Jain and N. Krishnakumar, Kluwer Academic Publishers, 1996, ISBN: 0792397495.) [pdf]

 

Last updated on 08/31/13 by Wang-Chien Lee (李旺謙)