Shortcuts:

Professional activities

Publication

Academic talks

Teaching/Advising

Advanced Database System Lab

My Calendar

My Photo

 

pic

Wen-Chih Peng (^)

Associate Professor

EC542 Department of Computer Science
National Chiao Tung University
1001 Ta Hsueh Road Hsinchu 300 Taiwan
Tel:886-3-5712121 ext.54807
E-mail:wcpeng@cs.nctu.edu.tw

Biosketch

Wen-Chih Peng was born in Hsinchu, Taiwan, R.O.C in 1973. He received the BS and MS degrees from the National Chiao Tung University, Taiwan, in 1995 and 1997, respectively, and the Ph.D. degree in Electrical Engineering from the National Taiwan University, Taiwan, R.O.C in 2001. Currently, he is an associate professor at the department of Computer Science, National Chiao-Tung University, Taiwan. Prior to joining the department of Computer Science, National Chiao-Tung University, he was mainly involved in the projects related to mobile computing, data broadcasting and network data management. Dr. Peng serves as PC members in IEEE International Conference on Data Engineering (ICDE), The International Conference on Mobile Data Management (MDM) and The Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD). His research interests include mobile data management, sensor data management and data mining. He is a member of IEEE.

Education

 

Research Interests

Mobile data management, data mining, data management for sensor networks, databases

Professional Activities

Journal Activity

Program Committee Member:

Reviewer:

Publication

Journal papers:

  1. C.-C. Hung, W.-C. Peng, and W.-C. Lee, ``Clustering and Aggregating Clues of Trajectories for Mining Trajectory Patterns and Routes," Very Large Data Base Journal (VLDBJ) (to appear).
  2. M.-F. Chiang, W.-C. Peng, and Philip S. Yu, ``Exploring Latent Browsing Relation Graph for Question Answering Recommendation," World Wide Web Journal (to appear).
  3. C.-C. Hung, W.-C. Peng, and W.-C. Lee, ``Energy-Aware Set-Covering Approaches for Approximate Data Collection in Wireless Sensor Networks," IEEE Trans. on Knowledge and Data Engineering (to appear).
  4. Z.-X. Liao and W.-C. Peng, ``Clustering Spatial Data with a Geographic Constraint: Exploring Local Search," Knowledge and Information Systems (to appear).
  5. C.-C. Hung and W.-C. Peng,``Optimizing In-Network Aggregate Queries in Wireless Sensor Networks for Energy Saving," Data and Knowledge Engineering, Vol. 70, No. 7, pp. 617-641, 2011.
  6. P.-R. Lei, W.-C. Peng, I.-J. Su,``Dummy-based Schemes for Protecting Movement Trajectories," Journal of Information Science and Engineering (to appear).
  7. C.-C. Hung and W.-C. Peng, ``A Regression-based Approach for Mining User Movement Patterns from Random Sample Data," Data and Knowledge Engineering, Vol.70, No. 1, pp. 1-20, 2011.
  8. Y.-C. Wang, W.-C. Peng and Y.-C. Tseng, ``Energy-Balanced Dispatch of Mobile Sensors in a Hybrid Wireless Sensor Network," IEEE Trans. on Parallel and Distributed Systems, Vol. 21, No. 12, pp. 1836-1850, 2010.
  9. W.-C. Peng, T.-Y. Fu and W.-C. Lee, ``Parallelizing Itinerary-based KNN Query Processing in Wireless Sensor Networks," IEEE Trans. on Knowledge and Data Engineering, Vol. 22, No. 5, pp. 711-729, 2010.
  10. W.-C. Peng and Z.-X. Liao, ``Mining Sequential Patterns Across Multiple Sequence Databases," Data and Knowledge Engineering, Vol. 68, No. 10, pp. 1014-1033, 2009.
  11. C.-Y. Lin, Y.-C. Tseng, W.-C. Peng, T.-H. Lai and H.-W. Fang, ``Message-efficient In-network Location Management in a Multi-sink Wireless Sensor Network," International Journal of Sensor Networks, Vol. 3, No. 1, pp. 3-15, 2008.
  12. Y.-P. Chen, W.-C. Peng, and M.-C. Jian, ``Particle Swarm Optimization with Recombination and Dynamic Linkage Discovery," IEEE Trans. on Systems, Man, and Cybernetics–Part B: Cybernetics, Vol. 37, No. 6, 1460-1470, 2007.
  13. C.-Y. Lin, W.-C. Peng, and Y.-C. Tseng, ``Efficient In-Network Moving Object Tracking in Wireless Sensor Networks," IEEE Trans. on Mobile Computing, Vol. 5, No. 8, pp. 1044-1056, August 2006.
  14. J.-L. Huang, W.-C. Peng and M.-S. Chen, ``SOM: Dynamic Push-Pull Channel Allocation Framework,'' IEEE Trans. on Mobile Computing, Vol. 5, No. 8, pp. 974-990, August 2006.
  15. W.-C. Peng and M.-S. Chen, ``Shared Data Allocation in a Mobile Computing System: Exploring Local and Global Optimization,'' IEEE Trans. on Parallel and Distributed Systems, Vol. 16, No. 4, pp. 374-384, April 2005.
  16. W.-C. Peng and M.-S. Chen, ``Query Processing in a Mobile Computing Environment: Exploiting the Features of Asymmetry,'' IEEE Trans. on Knowledge and Data Engineering, Vol. 17, No. 7, pp. 982-996, July 2005.
  17. W.-C. Peng and M.-S. Chen, ``Design and Performance Studies of an Adaptive Cache Retrieval Scheme in a Mobile Computing Environment,'' IEEE Trans. on Mobile Computing, Vol. 3, No. 2, April 2004.
  18. W.-C. Peng , J.-L., Huang and M.-S. Chen, `` Dynamic Leveling: Adaptive Data Broadcasting in a Mobile Computing Environment,'' ACM Mobile Networks and Applications, Vol. 8, No. 4, pp. 355-364, 2003.
  19. W.-C. Peng and M.-S. Chen, `` Efficient Channel Allocation Tree Generation for Data Broadcasting in a Mobile Computing Environment,'' ACM Wireless Networks, Vol. 9 No. 2, pp.117-129, 2003.
  20. W.-C. Peng and M.-S. Chen, ``Developing Data Allocation Schemes by Incremental Mining of User Moving Patterns in a Mobile Computing System,'' IEEE Trans. on Knowledge and Data Engineering , Vol. 15, No. 1, February 2003.

Conference papers:

  1. Lu-An Tang, Y. Zheng, J. Yuan, Jiawei Han, Alice Leung, C.-C. Hung, and W.-C. Peng, ``On Discovery of Traveling Companions from Streaming Trajectories," Proceedings of the 28th IEEE International Conference on Data Engineering (ICDE), Washington, DC, USA, April 1-5, 2012.
  2. Lu-An Tang, X. Yu, Sangkyum Kim, Jiawei Han, W.-C. Peng, Yizhou Sun, Hector Gonzalez, and Sebastian Seith, ``Multidimensional Analysis of Atypical Events in Cyber-Physical Data," Proceedings of the 28th IEEE International Conference on Data Engineering (ICDE), Washington, DC, USA, April 1-5, 2012.
  3. Y.-C. Chen, W.-C. Peng and S.-Y. Lee, ``CEMiner- An Effcient Algorithms for Mining Closed Patterns from Interval-based Data," Proceedings of the 11th IEEE International Conference on Data Mining (ICDM) , Vancouver, Canada, Dec. 11-14, 2011. (Acceptance rate 18%)
  4. H. Liu, L.-Y. Wei, Y. Zheng, M. Schneider and W.-C. Peng, ``Route Discovery from Mining Uncertain Trajectories," Proceedings of the 11th IEEE International Conference on Data Mining (Demo paper), Vancouver, Canada, Dec. 11-14, 2011.
  5. T.-W. Lin, B. Zheng, L.-Y. Wei,and W.-C. Peng, ``Exploring Dynamic Query Shapes for Nearby Traffic Monitoring Queries in Road Networks,"Proceedings of ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Chicago, Illinois, USA, Nov. 1-4, 2011.
  6. K.-P. Chang, L.-Y. Wei, Mi-Yeh Yeh and W.-C. Peng, ``Discovering Personalized Routes from Trajectories,"Proceedings of the third International Workshop on Location-based Social Networks (in conjection with ACM SIGSPATIAL GIS 2011), Chicago, Illinois, USA, Nov. 1-4, 2011.
  7. P.-R. Lei, Acrt Shen and W.-C. Peng, ``Exploring Spatial-Temporal Trajectory Model for Location Prediction,"Proceedings of the 12th International Conference on Mobile Data Management, Luleå, Sweden, June 6-9, 2011.
  8. C.-C. Hung and W.-C. Peng, ``Clustering Fragmented Trajectories for Mining Movement Behaviors," Proceedings of the 2011 International Workshop on Behavior Informatics (In conjuntion with PAKDD), Shenzhen, China, May 24, 2011.
  9. C.-T. Lu, P.-R. Lei, and W.-C. Peng, ``A Framework of Mining Semantic Regions fromTrajectories," Proceedings of the 16th International Conference on Database Systems for Advanced Applications (DASFAA), Hong Kong, Apr. 22-25, 2011.
  10. Lu-An Tang, X. Yu, S. Kim, Jiawei Han, C.-C. Hung, and W.-C. Peng, ``Tru-Alarm: Trustworthiness Analysis of Sensor Networks in Cyber-Physical Systems," Proceedings of the IEEE International Conference on Data Mining, Sydney, Australia, Dec. 14-17, 2010.(Acceptance rate ~19%, 155 out of 797 submissions)
  11. Y.-C. Chen, J.-C Jiang, W.-C. Peng and S.-Y. Lee, ``An Efficient Algorithm for Mining Time Interval-based Patterns in Large Databases," Proceedings of the ACM 19th International Conference on Information and Knowledge Management (CIKM), Toronto, Canada, Oct. 26-30, 2010. (Acceptance rate ~13.4% 127 out of 945 submissions)
  12. C.-C. Hung and W.-C. Peng, ``Model-driven Traffic Data Acquisition in Vehicular Sensor Networks," Proceedings of the 39th International Conference on Parallel Processing (ICPP 2010), San Diego, CA, USA, Sept. 13-16, 2010.
  13. M.-F. Chiang, T.-W. Wang and W.-C. Peng, ``Parallelizing Random Walk with Restart for Large Scale Query Recommendation," Proceedings of the 1st workshop on Mass Data Anaytics over the Cloud (In conjunction with WWW), Raleigh, NC, USA, April 26, 2010.
  14. L.-Y. Wei, W.-C. Peng, B.-C. Chen, and T.-W. Lin, ``PATS: A Framework of Pattern-Aware Trajectory Search," Proceedings of the 1st Workshop on Uncertain Mobile Data Management and Mining (In conjunction with MDM), Kansas, Missouri, USA, May 23, 2010.
  15. C.-C. Hung, C.-W. Chang and W.-C. Peng, ``Mining Trajectory Profiles for Discovering User Communities," Proceedings of the 1st Workshop on Location-Based Social Networks (In conjunction with ACM GIS), Seattle, USA, Nov. 3-6, 2009.
  16. C.-C. Hung and W.-C. Peng, ``Clustering Object Moving Patterns for Prediction-based Object Tracking Sensor Networks," Proceedings of the ACM 18th International Conference on Information and Knowledge Management (CIKM), Hong Kong, Nov. 2-6, 2009.
  17. L.-Y. Wei, W.-C. Peng, C.-S. Lin and C.-H. Jung, ``Exploring Spatio-Temporal Features for Traffic Estimation on Road Networks," Proceedings of the11th International Symposium on Spatial and Temporal Databases (SSTD 2009), Aalborg, Denmark, July 8-10, 2009.
  18. Paul Y.-S. Chiang and W.-C. Peng, ``Slab Routing: Adapting Two-Dimensional Geographic Routing to Three-Dimensions," Proceedings of the 6th IEEE Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON 2009), Rome, Italy June 22-26, 2009. (Acceptance rate ~18.8% 81 out of 431 submissions)
  19. Y.-M. Chang, L.-Y. Wei, C.-S. Lin, C.-H. Jung, W.-C. Peng, I.-H. Chen, ``Exploring GPS Data for Traffic Status Estimation," Proceedings of the 10th International Conference on Mobile Data Management (Demo paper), Taipei, Taiwan, May 18-20, 2009.
  20. L.-Y. Wei and W.-C. Peng, ``Clustering Data Streams in Optimization and Geography Domains," Proceedings of the 13th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2009), Bangkok, Thailand, April 27-30, 2009.
  21. C.-H. Lo, W.-C. Peng and M.-F. Chiang, ``Ranking Web Pages from User Perspectives of Social Bookmarking Sites," Proceedings of the 2008 IEEE/WIC/ACM International Conference on Web Intelligence, Sydney, Australia, Dec. 9-12, 2008. (Acceptance rate ~19% for regular papers)
  22. C.-H. Yu, W.-C. Peng, and W.-C. Lee, ``Mining Community Structures in Peer-to-Peer Environments," Proceedingds of the 14th IEEE International Conference on Parallel and Distributed Systems (ICPADS), Melbourne, Victoria, Australia, Dec. 8-10, 2008.
  23. C.-C. Hung, W.-C. Peng, York S.-H. Tsai and W.-C. Lee, ``Exploiting Spatial and Data Correlations for Approximate Data Collection in Wireless Sensor Networks," Proceedings of the second ACM International Workshop on Knowledge Discovery from Sensor Data (In conjunction with ACM SIGKDD), Las Vegas, USA, Aug. 24. 2008.
  24. P.-Y. Li, W.-C. Peng, T.-W. Wang, W.-S. Ku and J. Xu, ``A Cloaking Algorithm based on Spatial Networks for Location Privacy," Proceedingds of the IEEE International Conference on Sensor Networks, Ubiquitous, and Trustworthy Computing, Taichung, Taiwan, June 11-13, 2008.
  25. C.-H. Lo and W.-C. Peng, ``Efficient Joint Clustering Algorithms in Optimization and Geography Domains," Proceedingds of the 12th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2008), Osaka, Japan, May 20-23, 2008.
  26. C.-H. Lo, W.-C. Peng, C.-W. Chen, T.-Y. Lin, and C.-S. Lin, ``CarWeb: A Traffic Data Collection Platform," Proceedings of the 9th International Conference on Mobile Data Management (Demo paper), April 27-30, Beijing, China, 2008.
  27. M.-F. Chiang, W.-C. Peng and C.-H. Lo, "Discovering Popular Co-Cited Communities in Blogspaces," Proceedings of the first IEEE International Workshop on Data Engineering for Blogs, Social Media, and Web 2.0, (In conjunction with IEEE International Conference on Data Engineering), Cancun, Mexico, April 12, 2008.
  28. T.-Y. Fuo, W.-C. Peng and W.-C. Lee, ``Optimizing Parallel Itineraries for KNN Query Processing in Wireless Sensor Networks," Proceedings of the ACM 16th International Conference on Information and Knowledge Management (CIKM), Lisboa, Portugal, Nov. 6-9, 2007 . (Acceptance rate ~17%, Nominee of Best interdisciplinary paper)
  29. S.-P. Kuo, B.-J. Wu, W.-C. Peng, and Y.-C. Tseng, ``Cluster-Enhanced Techniques for Pattern-Matching Localization Systems," Proceedings of the 4th IEEE International Conference on Mobile Ad-hoc and Sensor Systems (MASS 2007), Pisa, Italy, Oct. 8-11, 2007. (Acceptance rate ~25%)
  30. W.-C. Peng, W.-T. Huang, Y.-L. Chen, and P.-C. Liao, ``TagFree: Identifying Users without Tags in Smart Home Environments," Proceedings of the 2007 IEEE International Conference on Systems, Man, and Cybernetics, Montreal, Canada, Oct. 7-10, 2007.
  31. Y.-C. Wang, W.-C. Peng, M.-S. Chang and Y.-C. Tseng, ``Exploring Load-Balance to Dispatch Mobile Sensors in Wireless Sensor Networks," Proceedings of the 16th IEEE International Conference on Computer Communications and Networks (ICCCN), Honolulu, Hawaii USA, Aug. 13 - 16, 2007. (Acceptance rate ~29%)
  32. X.-Y. Hsiao, W.-C. Peng, C.-C. Hung and W.-C. Lee, ``Using SensorRanks for In-Network Detection of Faulty Readings in Wireless Sensor Networks," Proceedings of the Sixth International ACM Workshop on Data Engineering for Wireless and Mobile Access (in conjunction with SIGMOD/PODS 2007), Beijing, China, June 10th, 2007.
  33. Z.-X. Liao and W.-C. Peng, ``Exploring Lattice Structures in Mining Multi-Domain Sequential Patterns," Proceedings of the Second International Conference on Scalable Information Systems (InfoScale), Suzhou, China, June 6-8, 2007. (Acceptance rate ~28%)
  34. T.-H. You, W.-C. Peng and W.-C. Lee, ``Protecting Moving Trajectories with Dummies," Proceedings of the first International Workshop on Privacy-Aware Location-based Mobile Services, (In conjunction with the 8th International Conference on Mobile Data Management (MDM) ), Mannheim, Germany, May 7 - 11, 2007.
  35. H.-P. Tsai, D.-N. Yang, W.-C. Peng, M.-S. Chen, ``Exploring Group Moving Pattern for an Energy-Constrained Object Tracking Sensor Network," Proceedings of the 11th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2007), Nanjing, China, May 22-25, 2007. (Acceptance rate ~20%)
  36. W.-S. Ku, R. Zimmermann, W.-C. Peng, S. Shroff, ``Privacy Protected Query Processing on Spatial Networks," Proceedings of the third IEEE International Workshop on Privacy Data Management, (In conjunction with IEEE International Conference on Data Engineering ), Istanbul, Turkey, April 15-20, 2007.
  37. H.-Y. Yang, W.-C. Peng and C.-H. Lo, ``Optimizing Multiple In-Network Aggregate Queries in Wireless Sensor Networks," Proceedings of the 12th International Conference on Database Systems for Advanced Applications (DASFAA), Bangkok, Thailand, April 9-12, 2007. (Acceptance rate ~25%)
  38. Z.-X. Liao, W.-C. Peng and X.-Y. Hu, ``Mining Multi-domain Sequential Patterns," Workshop on Software Engineering, Databases, and Knowledge Discovery, International Computer Symposium , Taipei, Taiwan, December 4-6, 2006.
  39. C.-C. Hung and W.-C. Peng, ``A Storage Management for Mining Object Moving Patterns in Object Tracking Sensor Networks,'' Proceedings of the First IEEE International Workshop on Intelligent Agents in Wireless Sensor Networks (In conjunction with IEEE Conference on Data Mining 2006), Hong Kong, December 18-22, 2006.
  40. Y.-C. Lin and W.-C. Peng ``Ranking Web Search Results from Personalized Perspective,'' Proceedings of IEEE Joint Conference on E-Commerce Technology (CEC'06) and Enterprise Computing, E-Commerce and E-Services (EEE'06), San Francisco, California, June 26-29, 2006.
  41. W.-C. Peng, Y.-Z. Ko and W.-C. Lee, ``On Mining Moving Patterns for Object Tracking Sensor Networks,'' Proceedings of the 7th International Conference on Mobile Data Management, Nara, Japan, May 10-12, 2006
  42. C.-C. Hung, W.-C. Peng and J.-L. Huang, ``Exploring Regression for Mining User Moving Patterns in a Mobile Computing System,'' Proceedings of the 2005 Conference on High Performance Computing and Communications (HPCC-05), Capri-Sorrento Penisular, Italy, September 21-24, 2005.
  43. J.-L. Huang and W.-C. Peng, ``An Effective Broadcast Program Generation Algorithm for Dependent Data,'' Proceedings of the 5th Emerging Information Technology Conference (EITC-05), August 15-16, 2005.
  44. J.-L. Huang and W.-C. Peng , ``An Energy-Conserved On-Demand Data Broadcasting System,'' Proceedings of the 6th International Conference on Mobile Data Management, Ayia Napa, Cyprus, May 9-13, 2005.
  45. C.-C. Hung and W.-C. Peng, `` An Efficient Data Mining Approach for User Moving Patterns in a Mobile Computing System,'' the 10th Mobile Computing Workshop, Taiwan, 2005.
  46. J.-L. Huang, M.-S. Chen and W.-C. Peng, ``Exploring Group Mobility for Replica Allocation in a Mobile Ad-Hoc Network," Proceedings of the ACM 12th International Conference on Information and Knowledge Management (CIKM 2003), USA, 2003.
  47. J.-L. Huang, M.-S. Chen and W.-C. Peng, `` Broadcasting Dependent Data for Ordered Queries without Replication in a Multi-Channel Mobile Environment ,'' Proceedings of the 19th IEEE Intern'l Conf. on Data Engineering (ICDE-03) , March 5-8, 2003.
  48. W.-C. Peng and M.-S. Chen,`` Exploring User Moving Patterns to Improve the Allocation of Shared Data in a Mobile Computing Environment , '' Proceedings of the Thrid International Conference on Mobile Data Management , January 8 - 10, 2002
  49. J.-L. Huang, W.-C. Peng and M.-S. Chen,`` Binary Interpolation Search for Solution Mapping on Broadcast and On-demand Channels in a Mobile Computing Environment ,'' Proceedings of the ACM 10th International Conference on Information and Knowledge Management , November 5-10, 2001.
  50. P.-H. Wu, W.-C. Peng and M.-S. Chen, `` Mining Sequential Alarm Patterns in a Telecommunication Database ,'' Workshop on Databases in Telecommunications (VLDB 2001) , September 10, 2001.
  51. W.-C. Peng and M.-S. Chen, `` Dynamic Generation of Data Broadcasting Programs for a Broadcast Disk Array in a Mobile Computing Environment,'' Proceedings of the ACM 9th International Conference on Information and Knowledge Management , Washington, DC, USA, November 6-11, 2000, pp. 38-45.
  52. W.-C. Peng and M.-S. Chen, `` Exploiting the Features of Asymmetry for Query Processing in a Mobile Computing Environment, '' Proceedings of Fifth IFCIS Conference on Cooperative Information Systems (CoopIS'2000) , Eilat, Israel, September 6-8, 2000, pp. 263-274.
  53. W.-C. Peng and M.-S. Chen, `` Mining User Moving Patterns for Personal Data Allocation in a Mobile Computing System ,'' Proceedings of the 29th International Conference on Parallel Processing (ICPP-2000) , Toronto, Canada, August 21-24, 2000, pp. 573-580.
  54. W.-C. Peng and M.-S. Chen, `` Dynamic and Adaptive Cache Retrieval Scheme for Mobile Computing Systems ,'' Proceedings of Third IFCIS Conference on Cooperative Information Systems (CoopIS'98) , New York, USA, August 20-22, 1998, pp. 251-258.
  55. G -C. Chen, S. -Y. Lee and W. -C. Peng ,"Performance Analysis of Concurrency Control Strategies in Mobile Environments", 4th Mobile Computing Workshop , Hsinchu, Taiwan, pp. 117-124, 1998.
  56. G. -C. Chen, W. -C. Peng and S. -Y. Lee, "A Queueing Scheme for Mobile Transactions", third Workshop on Mobile Computing , Hsinchu, Taiwan, pp. 89-96, 1997.

Patents:

  1. W.-C. Peng and M.-S. Chen, ``A Method to Mine User Moving Patterns in a Mobile Computing System,'' ( No. 90109081, April 2001, filed to R.O.C. Patent office.).

Academic talks

Title Place Time
Monitoring and Mining Sensor Data in Cloud Computing Platforms Microsoft Workshop on Advancing Research with Cloud Computing, Microsoft Research, Seattle, USA. 04/09/2010
CarWeb: Sharing GPS Data for Traffic Estimation and Trajectory Pattern Mining 2009 Workshop on Mobile Information Retrieval and Location Based Service, Academia Sinica, Taiwan 12/21/2009
CarWeb: Sharing GPS Data for Traffic Estimation and Trajectory Pattern Mining DAIS-Yahoo Seminar at University of Illinois at Urbana-Champaign, USA 10/06/2009

 

Teaching/Advising

Courses Taught

Students Graduated

Masters' Theses

Skype Me™!
Get Skype and call me for free.