Book Chapter

Journal Publications

  1. B. Wang, Z. Chen, A. Boedihardjo, C.T. Lu, “Virtual Metering: An Efficient Water Disaggregation Algorithm via Non-Intrusive Load Monitoring,” ACM Transactions on Intelligent Systems and Technology, Vol. 9, Issue 4, Article No. 39, February 2018.
  2. M. Shukla, R. Dos Santos, F. Chen, and C.T. Lu, “DISCRN: A Distributed Storytelling Framework for Intelligence Analysis,” Big Data, 5(3): 225-245, September 2017.
  3. L. Zhao, J. Wang, F. Chen, C.T. Lu, N. Ramakrishnan, “Spatial Event Forecasting in Social Media With Geographically Hierarchical Regularization,” Proceedings of the IEEE, Vol. 105, No. 10, pp. 1953-1970, Oct. 2017. DOI: 10.1109/JPROC.2017.2719039
  4. M. Shukla, R. DosSantos, A. Feng, C.T. Lu, “DERIV: Distributed Brand Perception Tracking Framework,” Journal of Big Data, December 2017, Vol. 4, No.17. DOI 10.1186/s40537-017-0078-3
  5. L. Zhao, Q. Sun, J. Ye, F. Chen, C.T. Lu, N. Ramakrishnan, “Feature Constrained Multi-Task Learning Models for Spatiotemporal Event Forecasting,” IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol. 29, No. 5, pp. 1059-1072, May 2017. DOI: 10.1109/TKDE.2017.2657624
  6. X. Liu, F. Chen, Y.C. Lu, C.T. Lu, “Spatial Prediction for Multivariate Non-Gaussian Data,” IEEE Transactions on Knowledge Discovery from Data (TKDD), Vol. 11, No. 3, Article 36, April 2017. DOI: http://dx.doi.org/10.1145/3022669
  7. T. Hua, F. Chen, L. Zhao, C.T. Lu, N. Ramakrishnan, “Automatic Targeted-Domain Spatiotemporal Event Detection in Twitter,” GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Springer, Vol. 20, No. 4. pp. 765-795, October 2016. DOI: 10.1007/s10707-016-0263-0
  8. L. Zhao, F. Chen, C.T. Lu, N. Ramakrishnan, “Online Spatial Event Forecasting in Microblogs,” ACM Transactions on Spatial Algorithms and Systems (TSAS), Vol. 2, Issue 4, Article No. 15, November 2016. DOI: 10.1145/2997642
  9. Y. Shi, M. Deng, X. Yang, Q. Liu, L. Zhao, and C.T. Lu, “A Framework for Discovering Evolving Domain Related Spatio-Temporal Patterns in Twitter,” ISPRS International Journal of Geo-Information, Vol. 5, Issue 10, Article Number: 193, Oct. 2016. DOI: 10.3390/ijgi5100193
  10. Y.C. Lu, F. Chen, Y. Wang, C.T. Lu, “Discovering Anomalies on Mixed-Type Data Using a Generalized Student-t Based Approach,” IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol. 28, No.  10, pp. 2582-2595, Oct. 2016. DOI: http://doi.ieeecomputersociety.org/10.1109/TKDE.2016.2583429
  11. Y. Wang, I.R. Chen, J.H. Cho, A. Swami, Y.C. Lu, C.T. Lu, J. Tsai, “CATrust: Context-Aware Trust Management for Service-Oriented Ad Hoc Networks,” IEEE Transactions on Services Computing. (Accepted 6/30/2016) DOI: 10.1109/TSC.2016.2587259
  12. L. Zhao, T. Hua, C.T. Lu, I.R. Chen, “A Topic-Focused Trust Model for Twitter,” Computer Communications, the International Journal for the Computer and Telecommunications Industry, Elsevier.Vol. 76, Issue C, pp. 1-11, February, 2016. DOI:10.1016/j.comcom.2015.08.001
  13. R. DosSantos, A. Boedihardjo, S. Shah, F. Chen, C.T. Lu, N. Ramakrishnan, “The Big Data of Violent Events: Algorithms for Association Analysis Using Spatio-Temporal Storytelling,” GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Springer, Vol. 20, No. 4, pp. 879-921, October 2016. DOI: 10.1007/s10707-016-0247-0
  14. R. DosSantos, S. Shah, F. Chen, A. Boedihardjo, C.T. Lu, P. Butler, N. Ramakrishnan, “A Framework of Intelligence Analysis Using Spatio-temporal Storytelling,” GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Springer, Vol. 20, No. 2, pp. 285-326, April 2016. http://dx.doi.org/10.1007/s10707-015-0236-8
  15. Y.J. Wu, F. Chen, C.T. Lu, S. Yang, “Urban Traffic Flow Prediction Using a Spatio-Temporal Random Effects Model,” Journal of Intelligent Transportation Systems: Technology, Planning, and Operations, Vol. 20, Issue 3, pp. 282-293, 2016. DOI: 10.1080/15472450.2015.1072050
  16. N. Ramakrishnan, C.T. Lu, et al., “Model-Based Forecasting of Significant Societal Events,” IEEE Intelligent Systems, Volume 30, Issue 5, pp. 86-90, Sept.-Oct. 2015. DOI:10.1109/MIS.2015.74 (inaugural article, Predictive Analytics)
  17. A. Boedihardjo, C.T. Lu, F. Chen, “Fast Adaptive Kernel Density Estimator for Data Streams,” Knowledge and Information Systems An International Journal (KAIS), Springer, Volume 42, Issue 2, pp. 285-317, Feb. 2015. DOI 10.1007/s10115-013-0712-0
  18. L. Zhao, F. Chen, J. Dai, T. Hua, C.T. Lu, N. Ramakrishnan, “Unsupervised Spatial Event Detection in Targeted Domains with Applications to Civil Unrest Modeling,” PLoS ONE 9(10): e110206., Oct. 28, 2014. DOI:10.1371/journal.pone.0110206
  19. A. Doyle, G. Katz, K. Summers, C. Ackermann, I. Zavorin, Z. Lim, S. Muthiah, P. Butler, N. Self, L. Zhao, C.T. Lu, R.P. Khandpur, Y. Fayed, N. Ramakrishnan, “Forecasting Significant Societal Events Using The Embers Streaming Predictive Analytics System,” Big Data, Vol. 2, No. 4., pp. 185-195, Dec. 2014. DOI: 10.1089/big.2014.0046
  20. F. Jin, W. Wang, L. Zhao, E. Dougherty, Y. Cao, C.T. Lu, N. Ramakrishnan, “Misinformation Propagation in the Age of TwitterIEEE Computer, vol. 47, no. 12, pp. 90-94, Dec. 2014. DOI: 10.1109/MC.2014.361
  21. Q. Yan, M. Li, F. Chen, T. Jiang, Student Member, W. Lou, T. Hou, C.T. Lu, “SpecMonitor: Toward Efficient Passive Traffic Monitoring for Cognitive Radio Networks,” IEEE Transaction on Wireless Communications, Vol. 13, No. 10, pp. 5893-5905, Oct. 2014. DOI: 10.1109/TWC.2014.2339218
  22. X. Liu, F. Chen, C.T. Lu, “On Detecting Spatial Categorical Outliers,” GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Springer, Volume 18, Issue 3, pp. 501-536, July 2014. DOI 10.1007/s10707-013-0188-9
  23. A. Boedihardjo, C.T. Lu, B. Wang, “A Framework for Exploiting Local Information to Enhance Density Estimation of Data Streams,” ACM Transactions on Knowledge Discovery from Data, Volume 9, Issue 1, Article No. 2, August 2014. DOI: http://dx.doi.org/10.1145/2629618
  24. T. Hua, C.T. Lu, N. Ramakrishnan, F. Chen, J. Arredondo, D. Mares, K. Summers, “Analyzing Civil Unrest through Social Media,” IEEE Computer, vol. 46, no. 12, pp. 80-84, Dec. 2013. DOI:10.1109/MC.2013.442. (Article selected and featured by the IEEE Special Technical Community on Social Networks, January, 2014)
  25. Qi Li, C.T. Lu, “A Two-layer Framework for Appearance based Recognition using Spatial and Discriminant Influences,” Neurocomputing, Elsevier, Volume 119, pp. 425-433, Nov. 7, 2013. http://dx.doi.org/10.1016/j.neucom.2013.03.015
  26. C.T. Lu, R. F. DosSantos, X. Liu, Y. Kou,“A Graph-based Approach to Detect Abnormal Spatial Points and Regions,” International Journal on Artificial Intelligence Tools, Volume 20, No. 4, pp. 721-751, 2011. (PDF)
  27. C.T. Lu, J. Dai, Y. Jin, J. Mathuria, “GLIP: A Concurrency Control Protocol for Clipping Indexing,” IEEE Transactions on Knowledge and Data Engineering, Volume 21, No. 5, pp. 714-728, May 2009.(PDF)
  28. D. Chang, C.T. Lu, Y. Kou, F. Chen, “On Detecting Spatial Outliers,” GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Springer, Volume 12,  Issue 4, pp. 455- 475, December 2008. (PDF)
  29. C. Steel, C.T. Lu, “Impersonator Identification through Dynamic Fingerprinting,” Digital Investigation, the International Journal of Digital Forensics & Incident Response, Elsevier, Volume 5, Issues 1-2, pp. 60-70, September 2008.(PDF)
  30. C.T. Lu, Y. Kou, J. Zhao, L. Chen, “Detecting and Tracking Region Outliers in Meteorological Data,” Information Sciences Journal, Informatics and Computer Science Intelligent Systems Applications, An International Journal, Elsevier, Volume 177, Issue 7, pp. 1609-1632, April 2007. (PDF, PDF-P)
  31. Chang-Tien Lu, Raimundo F. Dos Santos Jr, Lakshmi N. Sripada, Yufeng Kou, "Advances in GML for Geospatial Applications," GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Springer, Volume 11, Number 1, pp. 131-157, March 2007.(PDF, PDF-P).
  32. C.T. Lu, L. Sripada, S. Shekhar, R. Liu, “Transportation Data Visualization and Mining for Emergency Management,” International Journal of Critical Infrastructures, Inderscience, Vol.1. Nos. 2/3, pp. 170-194, 2005. (PDF, PDF-P)
  33. Y. Kou, C.T. Lu A. Godrej, T. Grizzard, H. Post, “A Web-based Data Visualization and Analysis System for Watershed Management,” Journal of Geographic Information Science Special Issue on Distributed GIS, Vol. 11, No.1, pp. 40-49, June 2005. (PDF)
  34. C.T. Lu, D. Chen, Y. Kou, “Multivariate Spatial Outlier Detection,” International Journal on Artificial Intelligence Tools, Vol. 13, No. 4, pp. 801-812, December, 2004. (PDF) (Link)
  35. S. Shekhar, C.T. Lu, P. Zhang, "A Unified Approach to Spatial Outliers Detection," GeoInformatica, An International Journal on Advances of Computer Science for Geographic Information System, Vol. 7, No.2, pp. 139-166, June 2003. (PDF-P)
  36. S. Shekhar, C.T. Lu, S. Chawla, S. Ravada, "Efficient Join Index Based Join Processing: A Clustering Approach," IEEE Transactions on Knowledge and Data Engineering, Vol. 14, No. 6 (Nov/Dec 2002), pp. 1400-1421 ( PostScript (8M), PDF (4M), Detail , PDF-P)
  37. S. Shekhar, C.T. Lu, P. Zhang, "Detecting Graph-based Spatial Outliers," International Journal of Intelligent Data Analysis (IDA), Vol. 6, No 5. pp. 451-468, 2002 (PDF , PDF-P)
  38. S. Shekhar, S. Chawla, S. Ravada, A. Fetterer, X. Liu, C.T. Lu, "Spatial Databases - Accomplishments and Research Needs," IEEE Transactions on Knowledge and Data Engineering, Vol. 11, No 1 (Jan/Feb 1999), pp. 45-55 (PostScript , PDF)

Conference Publications

  1. X. Zhang, L. Zhao, Z. Chen, A. Boedihardjo, D. Jing, C.T. Lu, “Trendi: Tracking Stories in News and Microblogs via Emerging, Evolving and Fading Topics,” Proceedings of the IEEE International Conference on Big Data, Boston, MA, Dec. 11-14, 2017. 
  2. X. Xhang, Z. Chen, L. Zhao, A. Boedihardjo, C.T. Lu, “TRACES: Generating Twitter Stories via Shared Subspace and Temporal Smoothness,” Proceedings of the IEEE International Conference on Big Data, Boston, MA, Dec. 11-14, 2017.
  3. X. Zhang, L. Zhao, A. Boedihardjo, C.T. Lu, “Online and Distributed Robust Regressions under Adversarial Data Corruption,” Proceedings of the IEEE International Conference on Data Mining (ICDM), pp. 625-634, New Orleans, Louisiana, Nov. 18-21, 2017. (Acceptance rate: 9.25%)
  4. Z. Chen, C.W. Wu, Y.C. Lu, C.T. Lu, “Learning to Fuse Music Genres with Generative Adversarial Dual Learning,” Proceedings of the IEEE International Conference on Data Mining (ICDM), pp. 817-822, New Orleans, Louisiana, Nov. 18-21, 2017. (Acceptance rate: 19.9%)
  5. R. Khandpur, T. Ji, S. Jan, G. Wang, C.T. Lu, N. Ramakrishnan, “Crowdsourcing Cybersecurity: Cyber Attack Detection using Social Media,” Proceedings of the 26th ACM International Conference on Information and Knowledge Management, Singapore, pp. 1049-1057, Nov. 6-10, 2017. (Acceptance rate: 22%)
  6. X. Zhang, L. Zhao, A. Boedihardjo, C.T. Lu, N. Ramakrishnan, “Spatiotemporal Event Forecasting from Incomplete Hyper-local Price Data,” Proceedings of the 26th ACM International Conference on Information and Knowledge Management (CIKM), pp. 507-516, Singapore, Nov. 6-10, 2017. (Acceptance rate: 21%).
  7. X. Zhang, L. Zhao, A. Boedihardjo, C.T. Lu, “Robust Regression via Heuristic Hard Thresholding,” Proceeding of the 26th International Joint Conference on Artificial Intelligence (IJCAI), Melbourne, Australia, August 19-25, 2017. (Acceptance rate: 26%)
  8. Z. Chen, X. Zhang, A. Boedihardjo, J. Dai, C.T. Lu, “Multimodal Storytelling via Generative Adversarial Imitation Learning,” Proceeding of the 26th International Joint Conference on Artificial Intelligence (IJCAI), Melbourne, Australia, August 19-25, 2017. (Acceptance rate: 26%)
  9. F. Jin, F. Chen, R.P. Khandpur. C.T. Lu, N. Ramakrishnan, “Absenteeism Detection in Social Media,” Proceeding of the 2017 SIAM International Conference on Data Mining (SIAM DM), Houston, Texas, April 27-29, 2017. (Acceptance rate: 26%)
  10. R. Khandpur, T. Ji, Y. Ning, L. Zhao, C.T. Lu, E. Smith, C. Adams, N. Ramakrishnan, “Determining Relative Airport Threats from News and Social Media,” Proceedings of the Thirty-First AAAI Conference on Artificial Intelligence (AAAI17), pp. 4701-4707, San Francisco, CA, Feb 4-9, 2017. (Acceptance rate: 24.6%)

  11. M. Shukla*, A. Fong, R. DosSantos, C.T. Lu, “DERIV: Distributed In-Memory Brand Perception Tracking Framework,” Proceeding of the 25th International Conference on Machine Learning and Applications, pp.387-393, Anaheim, CA, Dec. 18-20, 2016. DOI: 10.1109/ICMLA.2016.0069
  12. X. Zhang, Z. Chen, W. Zhong, A.P. Boedihardjo, C.T. Lu, “Storytelling in Heterogeneous Twitter Entity Network based on Hierarchical Cluster Routing,” Proceedings of the IEEE International Conference on Big Data, pp. 1522-1531, Washington, DC, Dec. 5-8, 2016.
  13. L. Zhao, F. Chen, C.T. Lu, N. Ramakrishnan, “Multi-resolution Spatial Event Forecasting in Social Media,” Proceedings of the IEEE International Conference on Data Mining (IEEE ICDM), Barcelona, Spain, Dec. 13-15, 2016. (Acceptance rate: 8.5%)
  14. T. Hua, X. Zhang, W. Wang, C.T. Lu, N. Ramakrishnan, “Automatical Storyline Generation with Help from Twitter,” Proceedings of the 25th ACM International Conference on Information and Knowledge Management (CIKM 2016), Indianapolis, IN, Oct. 24-28, 2016. (Acceptance rate: 28.8%)
  15. L. Zhao, J. Ye, F. Chen, C.T. Lu, N. Ramakrishnan, “Hierarchical Incomplete Multi-Source Feature Learning for Spatiotemporal Event Forecasting,” Proceedings of the 22th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (ACM KDD 2016), pp. 2085-2094, San Francisco, CA, August 13-17, 2016. (Acceptance rate: 18%)
  16. S. Muthiah, P. Butler, R. Khandpur, et al., “EMBERS at 4 years: Experiences operating an Open Source Indicators Forecasting System,” Proceedings of the 22th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (ACM KDD 2016), pp. 205-214, San Francisco, CA, August 13-17, 2016. (Applied data science track; Acceptance rate: 12%)
  17. Y.C. Lu, C.W. Wu, A. Lerch, C.T. Lu, “Automatic Outlier Detection in Music Datasets,” Proceedings of the 17th International Society for Music Information Retrieval Conference (ISMIR), NYC, NY, August 7-11, 2016.
  18. Y.C. Lu, C.W. Wu, C.T. Lu, A. Lerch, “An Unsupervised Approach to Anomaly Detection in Music Datasets,” Proceedings of the 39th International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR), pp. 749-752, Pisa, Italy, July 18-20, 2016. (Acceptance rate: 30%)
  19. M. Shukla, R. DosSantos, A. Fong, C.T. Lu, “DISTL: Distributed In-Memory Spatio-Temporal Event-Based Storyline Categorization Platform in Social Media,” Proceedings of the 2nd International Conference on Geographical Information Systems Theory, Applications and Management (GISTAM), pp. 39-50, Rome, Italy, April 26-27, 2016. DOI: 10.5220/0005831200390050
  20. T. Hua, Y. Ning, F. Chen, C.T. Lu, N. Ramakrishnan, “Topical Analysis of Interactions Between News and Social Media,” Proceedings of the Thirtieth AAAI Conference on Artificial Intelligence (AAAI'16), pp. 2964-2971, Phoenix, AZ, Feb 2016. (Acceptance rate: 26%)

  21. L. Zhao, F. Chen, C.T. Lu, R. Ramakrishnan, “Dynamic Theme Tracking in TwitterProceedings of the IEEE International Conference on Big Data (IEEE BigData), pp. 561-570, Santa Clara, CA, Oct. 29 - Nov. 1, 2015. (Acceptance rate: 17%)
  22. L. Zhao, J. Chen, F. Chen, W. Wang, C.T. Lu, R. Ramakrishnan, “SimNest: Social Media Nested Epidemic Simulation via Online Semi-supervised Deep Learning,” Proceedings of the IEEE International Conference on Data Mining (IEEE ICDM), pp. 639-648, Atlantic City, NJ, Nov. 14-17, 2015. (Acceptance rate: 8.4%)
  23. K. Fu, W. Zhong, C.T. Lu, A. Boedihardjo, “Find the Butterfly: A Social Media based Arterial Incidents Detection and Causality Analysis System,” Proceedings of the 23nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Seattle, WA, Nov. 3-6, 2015.
  24. K. Fu, C.T. Lu, R. Nune, J. Tao, “Steds: Social Media based Transportation Event Detection with Text Summarization,” Proceeding of the IEEE 18th International Conference on Intelligent Transportation Systems (ITSC-2015), pp. 1952-1957, September 15-18, Las Palmas de Gran Canaria, Spain, 2015.
  25. L. Zhao, Q. Sun, J. Ye, F. Chen, C.T. Lu, N. Ramakrishnan, “Multi-Task Learning for Spatio-Temporal Event Forecasting,” Proceedings of the 21th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (ACM KDD 2015), pp. 1503-1512, Sydney, Australia, Aug. 10-13, 2015. (Acceptance rate: 19%) Youtube
  26. M. Shukla, Z. Chen, C.T. Lu, “DIFPL: Distributed Drone Flight Path Builder System,” Proceedings of the 1st International Conference on Geographical Information Systems Theory, Applications and Management (GISTAM), Barcelona, Spain, April 28-30, 2015. (Best Student Paper Award)
  27. L. Zhao, F. Chen, C.T. Lu, N. Ramakrishnan, “Spatiotemporal Event Forecasting in Social Media,” Proceedings of the 2015 SIAM International Conference on Data Mining (SDM15), pp. 963-971, Vancouver, Canada, TX, April 30-May 2, 2015. (Acceptance rate: 22%)

  28. Y. Wang, Y.C. Lu, I.R. Chen, J.H. Cho, A. Swami, C.T. Lu, “LogitTrust: A Logit Regression-based Trust Model for Mobile Ad Hoc Networks,” Proceedings of the 6th ASE International Conference on Privacy, Security, Risk and Trust, Cambridge, MA, Dec. 14-16, 2014.
  29. Andy Doyle, Graham Katz, Kristen Summers, Chris Ackermann, Ilya Zavorin, Zunsik Lim, Sathappan Muthiah, Liang Zhao, Chang-Tien Lu, Patrick Butler, Rupinder Paul Khandpur, “The EMBERS Architecture for Streaming Predictive Analytics,” Proceedings of the IEEE International Conference on Big Data (BigData 2014), pp. 11-13, 2014.
  30. K. Rathinavel, G. Dixit, M. Matarazzo, C.T. Lu, “SHOPAHOLIC: A Crowd-Sourced Spatio-Temporal Product-Deals Evaluation SystemProceedings of the 5th ACM SIGSPATIAL International Workshop on GeoStreaming (IWGS), Dallas, TX, Nov. 4-7, 2014. (http://dx.doi.org/10.1145/2676552.2676558)
  31. M. Liu, K. Fu, C.T. Lu, G. Chen, H. Wang, “A Search and Summary Application for Traffic Events Detection Based on Twitter DataProceedings of the 22nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Dallas, TX, Nov. 4-7, 2014. (doi 10.1145/2666310.2666366)
  32. K. Fu, Y.C. Lu, C.T. Lu, “TREADS: A Safe Route Recommender using Social Media Mining and Text SummarizationProceedings of the 22nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Dallas, TX, Nov. 4-7, 2014. doi 10.1145/2666310.2666368
  33. N. Ramakrishnan, P. Butler, S. Muthiah, et al., “Beating the News’ with EMBERS: Forecasting Civil Unrest using Open Source IndicatorsProceedings of the 20th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (ACM KDD), pp. 1799-1808, New York City, NY, Aug. 24-27, 2014. (doi 10.1145/2623330.2623373)

  34. B. Wang, H. Dong, C.T. Lu, “Using Step Variant Convolutional Neural Networks for Energy Disaggregation,” Neural Information Processing Systems (NIPS) Workshop on Machine Learning for Sustainability, Lake Tahoe, Nevada, Dec. 10, 2013.
  35. T. Hua, F. Chen, L. Zhao, C.T. Lu, N. Ramakrishnan, “STED: Semi-Supervised Targeted-Interest Event Detection in Twitter,” Proceedings of the 19th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), pp. 1466-1469, August, 11-14, 2013. (doi 10.1145/2487575.2487712)
  36. A. Elbery, M. Elnainay, F. Chen, C.T. Lu, J. Kendall, “A Carpooling Recommendation System Based on Social VANET and Geo-social Data,” Proceedings of the 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, pp. 546-549, Orlando, Florida, Nov. 5-8, 2013. (doi 10.1145/2525314.2525327)
  37. D. Grosvenor, J. Kendall, A. Sanders, C.T. Lu, “Kongress: A Search and Data Mining Application for U.S. Congressional Voting and Twitter Data,” Proceedings of the 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, pp. 550-553, Orlando, Florida, Nov. 5-8, 2013. (doi 10.1145/2525314.2525328)
  38. H. Dong, B. Wang, C.T. Lu, “Deep Sparse Coding based Recursive Disaggregation Model for Water Conservation,” Proceedings of the 23rd International Joint Conference on Artificial Intelligence (IJCAI), pp. 2804-2810, Beijing, China, Aug. 3-9, 2013. (Acceptance rate: 28%)
  39. Y. Lu, F. Chen, Y. Chen, C.T. Lu, “A Generalized Student-t based Approach to Mixed-Type Anomaly Detection,” Proceedings of the Twenty-Seventh AAAI Conference on Artificial Intelligence (AAAI13), pp. 633-639, Bellevue, WA, July 16-18, 2013. (Acceptance rate:  29%)
  40. Q. Yan, M. Li, F. Chen, T. Jiang, W. Lou, Y.T. Hou, C.T. Lu, “Non-parametric Passive Traffic Monitoring in Cognitive Radio Networks,” Proceedings of the 32th IEEE International Conference on Computer Communications (IEEE INFOCOM 2013), pp. 1264-1272, Turin, Italy, April 14-19, 2013. (Acceptance rate: 17%) (DOI: 10.1109/INFCOM.2013.6566916)
  41. B. Wang, H. Dong, A. Boedihardjo, F. Chen, C.T. Lu, “A Hierarchical Probabilistic Model for Low Sample Rate Energy Disaggregation,” Proceedings of the 2013 SIAM International Conference on Data Mining (SDM13), pp. 704-712, Austin, TX, May 2-4, 2013. (Acceptance rate: 25.5%) DOI: http://dx.doi.org/10.1137/1.9781611972832.78
  42. Contributor, “From GPS and Virtual Globes to Spatial Computing – 2012: The Next Transformative Technology,” A Community Whitepaper, Computing Community Consortium, January 20, 2013.

  43. F. Chen, J. Arredondo, R. P. Khandpur, C.T. Lu, D. Mares, D. Gupta, N. Ramakrishnan, “Spatial Surrogates to Forecast Social Mobilization and Civil Unrests,” White Papers: From GPS and Virtual Globes to Spatial Computing-2020, pp. 16-18, Sept. 10-11,2012.
  44. X. Liu, F. Chen, C.T. Lu, “Robust Prediction and Outlier Detection for Spatial Datasets,” Proceedings of the 12th IEEE International Conference on Data Mining (IEEE ICDM), pp. 469-478, Brussels, Belgium, Dec. 10-13, 2012. (Full paper, acceptance rate: 10.7%)
  45. B. Wang, F. Chen, H. Dong, A. Boedihardjo, C.T. Lu, “Signal Disaggregation via Sparse Coding with Featured Discriminative Dictionary,” Proceedings of the 12th IEEE International Conference on Data Mining (IEEE ICDM), pp. 1134-1139, Brussels, Belgium, Dec. 10-13, 2012. (Short paper, acceptance rate: 20%)
  46. B. Wang, H. Dong, A. Boedihardjo, C.T. Lu, H. Yu, I.R. Chen, J. Dai, “An Integrated Framework for Spatial-Temporal Textual Search and Mining (Demo Paper),” Proceedings of the 19th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM GIS 2011), pp. 570-573, Redondo Beach, CA, Nov. 6-9, 2012.
  47. R. Dos Santos, A. Boedihardjo, C.T. Lu, “Towards Ontological Similarity for Spatial Hierarchies," Proceeding of the ACM SIGSPATIAL International Workshop on Querying and Mining Uncertain Spatio-Temporal Data (QUeST 2012), pp. 26-33, Redondo Beach, CA, Nov. 6-9, 2012.
  48. Y.J. Wu, F. Chen, C.T. Lu, B. Smith, Y. Chen, “Traffic Flow Prediction for Urban Network Using Spatiotemporal Random Effects Model,” Transportation Research Board (TRB) 91st Annual Meeting, Paper: 12-4179, Washington DC, January 22-26, 2012.

  49. Y. Chen, M. Torii, C.T. Lu, H. Liu, “Learning from Positive and Unlabeled Documents for Automated Detection of Alternative Splicing Sentences in Medline Abstracts,” IEEE International Conference on Bioinformatics and Biomedicine Workshops (BIBMW 2011), pp. 530-537, Atlanta, GA, Nov. 12-15, 2011.
  50. S. Shah, F. Bao, C.T. Lu, I.R. Chen, “CROWDSAFE : Crowd Sourcing of Crime Incidents and Safe Routing on Mobile Devices  (Demo Paper),” Proceedings of the 19th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM GIS 2011), Chicago, Illinois, Nov. 1-4, 2011.
  51. X. Liu, F. Chen, C.T. Lu, “Spatial Categorical Outlier Detection: Pair Correlation Function Based Approach,” Proceedings of the 19th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM GIS 2011, Chicago, Illinois, Nov. 1-4, 2011.
  52. Y.C. Chang, C.T. Lu, H. Morris, P. Murray-Tuite, Q.B. Nguyen, “Community Situational Awareness and Resilience through Mobile Applications,” Proceedings of the 2011 IEEE International Conference on e-Business Engineering (IEEE ICEBE 2011), pp. 185-192, Beijing, China, Oct. 19-21, 2011.
  53. R. DosSantos, A. Boedihardjo, C.T. Lu, “A Framework for the Expansion of Spatial Features Based on Semantic Footprints,” Proceedings of the 2011 IEEE International Conference on Systems, Man, and Cybernetics (IEEE SMC 2011), pp. 3421-3426, Anchorage, Alaska, Oct. 9-12, 2011.
  54. F. Chen, J. Dai, B. Wang, S. Sahu, M. Naphade, C.T. Lu, “Activity Analysis Based on Low Sample Rate Smart Meters,” Proceedings of the 17th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (ACM KDD 2011), pp. 240-248, San Diego, CA, Aug. 21-24, 2011.
  55. J. Dai, C.T. Lu, “DIME: Disposable Index for Moving Objects,” Proceedings of the 12th IEEE International Conference on Mobile Data Management,” pp. 68-77, Lulea, Sweden, June 6-9, 2011.

  56. Q. Li, C.T. Lu, “Appearance Based Recognition Using Spatial and Discriminant Influence,” Proceeding of the 9th International Conference on Machine Learning and Applications,” pp. 78-83, Washington DC, Dec. 12-14, 2010.
  57. J. Dai, C.T. Lu, X. Fei, “Traffic Analysis for Holidays and Planned Events,” the 2010 SIAM Conference on Data Mining, Workshop on Data Mining for Smarter Infrastructure, Columbus, Ohio, April 29-May 1, 2010.
  58. X. Liu, C. Jian, C.T. Lu, “Demo Paper: A Spatio-Temporal Crime Search Engine,” Proceedings of the 18th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM GIS 2010), pp. 528-529, San Jose, California, Nov. 2-5, 2010.
  59. X. Liu, C.T. Lu, F. Chen, “Spatial Outlier Detection: Random Walk Based Approaches,” Proceedings of the 18th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM GIS 2010), pp. 370-379, San Jose, California, Nov. 2-5, 2010.
  60. F. Chen, C.T. Lu, A. Boedihardjo, “GLS-SOD: A Generalized Local Statistical Approach for Spatial Outlier Detection,” Proceedings of the 16th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (ACM KDD 2010), pp. 1069-1078, Washington DC, July 25-28, 2010.
  61. J. Dai, C.T. Lu, “C3: Concurrency Control on Continuous Queries over Moving Objects,” Proceedings of the 26th IEEE International Conference on Data Engineering (ICDE-2010), pp. 121-132, Long Beach, California, March 1-6, 2010.

  62. A. Boedihardjo, C.T. Lu, J. A. Shine, M. Tischler, “Fundamental Algorithms for Mining Data Streams,” Proceedings of the USACE Research and Development Conference, Nov. 17-20, 2009.
  63. J. Dai, C.T. Lu, L.F. Lai, “A Concurrency Control Protocol for Continuously Monitoring Moving Objects,” Proceedings of the 10th International Conference on Mobile Data Management: Systems, Services and Middleware (MDM 2009), pp. 132-141, Taipei, Taiwan, May 18-20, 2009.
  64. F. Chen, C.T. Lu, A. Boedihardjo, “On Locally Linear Classification by Pairwise Coupling,” Proceedings of the 8th IEEE International Conference on Data Mining, pp. 749-754, Pisa, Italy, Dec. 15-19, 2008.
  65. C.T. Lu, A. Boedihardjo, J. Dai, F. Chen, “HOMES: Highway Operations Monitoring and Evaluation System,” Proceedings of the 16th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, pp. 529-530, Irvine, CA, Nov. 5-7, 2008.
  66. A. Boedihardjo, C.T. Lu, F. Chen, “A Framework for Estimating Complex Probability Density Structures in Data Streams,” Proceedings of the 17th ACM Conference on Information and Knowledge Management, pp. 619-628, Napa Valley, California, Oct. 26-30, 2008.
  67. X. Liu, C.T. Lu, F. Chen, “An Entropy-based Method for Assessing the Number of Spatial Outliers,” Proceedings of the 2008 IEEE International Conference on Information Reuse and Integration, pp. 244-249, Las Vegas, Nevada, July 13-15, 2008.

  68. J. Dai, C.T. Lu, “CLAM: Concurrent Location Management for Moving Objects,” Proceedings of the 15th ACM International Symposium on Advances in Geographic Information Systems, Seattle, Washington, Article No. 38, Nov. 7-9, 2007.
  69. Y. Kou, C.T. Lu, R. F. DosSantos., “Spatial Outlier Detection: A Graph-based Approach,” Proceedings of the 19th International Conference on Tools with Artificial Intelligence, pp. 281-288, Patras, Greece, Oct 29-31, 2007.
  70. C.T. Lu, M. Shukla, S. Subramanya, Y. Wu, “Performance Evaluation of Desktop Search Engines,” Proceedings of the 2007 IEEE International Conference on Information Reuse and Integration, pp. 110-115, Las Vegas, Nevada, August 13-15, 2007.
  71. C.T. Lu, A. P. Boedihardjo, J. Zheng, "AITVS: Advanced Interactive Traffic Visualization System," Proceedings of the 22nd IEEE International Conference on Data Engineering (ICDE '06), pp. 167, Atlanta, GA, April 3-8, 2006. (PDF, PDF-P)
  72. Y. Kou, C.T. Lu, D. Chen, "Spatial Weighted Outlier Detection," the 2006 SIAM Conference on Data Mining, pp. 613-617, Bethesda, Maryland, April 20-22, 2006. (PDP, PDF-P)
  73. Y. Jin, J. Dai, C.T. Lu, "Spatial-Temporal Data Mining in Traffic Incident Detection," the 2006 SIAM Conference on Data Mining, Workshop on Spatial Data Mining, Bethesda, Maryland, April 20-22, 2006. (PDP-P)
  74. A. Boedihardjo, C.T. Lu, "AOID: Adaptive Online Incident Detection System," the 9th International IEEE Conference on Intelligent Transportation Systems, Toronto, Canada, September 17-20, 2006. (PDF)
  75. C.T. Lu, A. P. Boedihardjo, J. Zheng, "Towards an Advanced Spatial-Temporal Visualization System for the Metropolitan Washington, D.C.,” the 2006 TRB International Visualization in Transportation Symposium and Workshop, Denver, Colorado, October 23-26, 2006. (PDF, Demo)
  76. C.T. Lu, A. P. Boedihardjo, "Advanced Traffic Visualization and Mining System," the 12th Annual ITSVA (Intelligent Transportation Society of Virginia) Conference & Exhibition, Arlington, VA, June 1-2, 2006. (PDF)
  77. K. Jefferson, C.T. Lu, X. Li, T.C. Hsu, T.F. Chu, "The Case for Using Spatiotemporal Traffic Data for Transportation Network Management," Managing Travel for Planned Special Events: Tools for Practitioners, Newport Beach, CA, Nov. 29-Dec. 1, 2006. (PDF)
  78. W. Fan, J. Mathuria, C.T. Lu, "Making Data Mining Models Useful to Model Non-paying Customers of Exchange Carriers," Proceedings of the 2005 SIAM International Conference on Data Mining, pp. 486-490, Newport Beach, CA, April 21-23, 2005. (PDF)
  79. J. Mathuria, C.T. Lu, J. Dai, "An Efficient Data Model for Sensor Networks," the 1st International Workshop on Data Mining, the 7th Joint Conference on Information Sciences, Salt Lake City, Utah, July 21-26, 2005. (PDF)
  80. C.T. Lu, Y. Kou, “A Web-based Data Analysis System for Watershed Management,” the 2005 Annual Meeting of the Associate of American Geographers(AAG), April 5-9, Denver, Colorado, 2005.
  81. C.T. Lu, A. P. Boedihardjo, P. Manalwar, “Exploiting Efficient Data Mining Techniques to Enhance Intrusion Detection Systems,” Proceedings of the 2005 IEEE International Conference on Information Reuse and Integration (IEEE IRI-2005 Knowledge Acquisition and Management), pp. 512-517, Las Vegas, Nevada, August 15-17, 2005. (PDF, PDF-P)
  82. Y. Kou, C.T. Lu, S. Sirwongwattana, Y.P. Huang, “Survey of Fraud Detection Techniques,” Proceedings of the 2004 International Conference on Networking, Sensing, and Control, pp. 749-754, Taipei, Taiwan, March 21-23, 2004. (PDF-P)
  83. L. Sripada, C.T. Lu, W. Wu, “Evaluating GML Support for Spatial Databases,” Proceedings of the Twenty-Eighth Annual International Computer, Software & Applications Conference (COMPSAC 04), Workshop on Geographic and Biological Data Management (GBDM’ 04), pp. 74-78, Hong Kong, China, September 28-30, 2004. (PDF)
  84. C.T. Lu, Lily R. Liang, “Wavelet Fuzzy Classification for Detecting and Tracking Region Outliers in Meteorological Data," Proceedings of the 12th ACM International Symposium on Advances in Geographic Information Systems, pp. 258-265, Washington DC, Nov. 12-13, 2004. (PDF-P)
  85. S. Nambiar, C.T. Lu, Lily R. Liang, "Analysis of Payment Transaction Security in Mobile Commerce," Proceedings of the 2004 IEEE International Conference on Information Reuse and Integration (IEEE IRI-2004), pp. 475-480, Las Vegas, Nevada, November 8-10, 2004. (PDF, PDF-P)
  86. J. Ying, D. Gracanin, C.T. Lu, "Web Visualization of Geo-Spatial Data using SVG and VRML/X3D," Proceedings of the Third International Conference on Image and Graphics, pp. 497-500, Hong Kong, China, Dec.18-20, 2004. (PDF, CR).
  87. Y.P. Huang, G.L. Guo, C.T. Lu, "Using Back Propagation Model to Design a MIDI Music Classification System," Proceedings of the International Computer Symposium, pp. 253-258, Dec 15-17, 2004. (PDF)
  88. J. Zhao, C.T. Lu, Y. Kou, “Detecting Region Outliers in Meteorological Data,” Proceedings of the 11th ACM International Symposium on Advances in Geographic Information Systems, New Orleans, Louisiana, pp. 49-55, Nov. 7-8, 2003. (PDF-P)
  89. J. Zhao, C.T. Lu, Y. Kou, “Chang Detection in Meteorological Data,” Proceedings of the 7th Joint Conference on Information Sciences, Research Triangle Park, North Carolina, pp. 509-512, Sep. 26-30, 2003. (PDF)
  90. C.T. Lu, D. Chen, Y. Kou, “Algorithms for Spatial Outlier Detection,” Proceedings of the 3rd IEEE International Conference on Data Mining, Melbourne, Florida, pp. 597-600, Nov. 19-22, 2003. (PDF, PDF-P)
  91. C.T. Lu, D. Chen, Y. Kou, “Detecting Spatial Outliers with Multiple Attributes,” Proceedings of the 15th IEEE International Conference on Tools with Artificial Intelligence, Sacramento, California, pp. 122-128, Nov. 3-5, 2003. (PDF-P)
  92. S. Shekhar, C.T. Lu, P. Zhang, "CubeView: A System for Traffic Data Visualization," Proceedings of the IEEE 5th International Conference on Intelligent Transportation Systems, 2002. (PostScript , PDF)
  93. S. Shekhar, C.T. Lu, P. Zhang, Rulin Liu, "Data Mining for Selective Visualization of Large Spatial Datasets," Proceedings of the 14th IEEE International Conference on Tools with Artificial Intelligence, Washington DC, pp. 41-48, November 4-6, 2002. (PDF-P)
  94. S. Shekhar, C.T. Lu, P. Zhang, "Detecting Graph-based Spatial Outliers: Algorithms and Applications," Proceedings of the 7th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, San Francisco, California, pp. 365-370, August 26-29, 2001. (PS, PDF, PDF-P)
  95. S. Shekhar, C.T. Lu, X. Tan, S. Chawla, "Map Cube: A Visualization Tool for Spatial Data Warehouses - A Summary of Results" Proceedings of NSF workshop on Data Mining in GIS, March 1999. (PostScript , PDF)
  96. S. Shekhar, C.T. Lu, S. Ravada "Optimizing Join Index Based Join Processing," Proceedings of the 17th IEEE Symposium on Reliable Distributed Systems, West Lafayette, Indiana, October 1998. (PostScript (3M), PDF (2M))

Demonstration

Technical Reports


Summary


Talks