Publications

Journals

  1. Amr Magdy, Mohamed F. Mokbel, Sameh Elnikety, Suman Nath, and Yuxiong He. " Venus: Scalable Real-time Spatial Queries on Microblogs with Adaptive Load Shedding". IEEE Transactions on Knowledge and Data Engineering, TKDE 2016, Accepted. To Appear.

  2. Jie Bao, Yu Zheng, David Wilkie, Mohamed F. Mokbel. " Recommendations in Location-based Social Networks: A Survey". GeoInformatica 2015, 19(3): pp. 525-565, 2015.

  3. Ahmed Eldawy and Mohamed F. Mokbel. " The Era of Big Spatial Data: A Survey". The inagural English issue of the Journal of Database Society of Japan, DBSJ 2015, 13(1), pp. 25-36, 2015.

  4. Mohamed Sarwat, Justin Levandoski, Ahmed Eldawy, and Mohamed F. Mokbel. " LARS*: A Scalable and Efficient Location-Aware Recommender System". IEEE Transactions on Knowledge and Data Engineering, TKDE 2014, 26(6)1384-1399, 2014.

  5. Justin Levandoski, Ahmed Eldawy, Mohamed F. Mokbel, and Mohamed Khalefa. " Flexible and Extensible Preference Evaluation in Database Systems". ACM Transactions on Database Systems, TODS 2013, 38(3), 2013.

  6. Mohamed Sarwat, Mohamed F. Mokbel, Xun Zhou, and Suman Nath. " Generic and Efficient Framework for Search Trees on Flash Memory Storage Systems". In GeoInformatica 2013, 17(3): 417-448, 2013

  7. Hicham Elmongui, Mohamed F. Mokbel, and Walid G. Aref. " Continuous Aggregate Nearest Neighbor Queries". In GeoInformatica 2013, 17(1): 63-95, 2013.

  8. Justin J. Levandoski, Mohamed E. Khalefa, and Mohamed F. Mokbel. "On Producing High and Early Result Throughput in Multi-join Query Plans". IEEE Transaction of Knowledge and Data Engineering, IEEE TKDE 2011, 23(12):1888-1902, 2011

  9. Chi-Yin Chow, Mohamed F. Mokbel, and Tian He. "A Privacy-Preserving Location Monitoring System for Wireless Sensor Networks". IEEE Transactions on Mobile Computing, IEEE TMC 2011, 10(1): 94-107, 2011

  10. Chi-Yin Chow, Mohamed F. Mokbel, and Hong Va Leong. "On Efficient and Scalable Support of Continuous Queries in Mobile Peer-to-Peer Environments". IEEE Transactions on Mobile Computing, IEEE TMC 2011, 10(10): 1473-1487, 2011

  11. Chi-Yin Chow, Mohamed F. Mokbel, Jie Bao, and Xuan Liu. "Query-Aware Location Anonymization for Road Networks". GeoInformatica 2011 , 15(3): 571-607, 2011.

  12. Chi-Yin Chow, Mohamed F. Mokbel, and Xuan Liu. "Spatial Cloaking for Anonymous Location-based Services in Mobile Peer-to-Peer Environments". GeoInformatica 2011, 15(2): 351-380, 2011.

  13. Mohamed F. Mokbel and Walid G. Aref. "“Irregularity in High-Dimensional Space-filling Curves", Journal of Distributed and Parallel Databases, DAPD 2011, 29(3): 217-238 2011.

  14. James M. Kang, Mohamed F. Mokbel, Shashi Shekhar, Tian Xia, and Donghui Zhang. "Incremental and General Evaluation of Reverse Nearest Neighbors". IEEE Transaction of Knowledge and Data Engineering, IEEE TKDE 2010, 22(7): 983-999 (2010).

  15. Shuo Guo, Tian He, Mohamed Mokbel, John A. Stankovic, and Tarek Abdelzaher. "On Accurate and Efficient Statistical Counting in Sensor-Based Surveillance Systems". Pervasive and Mobile Computing, PMC 2010, 6(1): 74-92, 2010.

  16. Chi-Yin Chow, Mohamed F. Mokbel, and Walid G. Aref. "Casper*: Query Processing for Location Services without Compromising Privacy". ACM Transactions on Database Systems, ACM TODS 2009, 34(4), 24, December, 2009.

  17. Jinchuan Chen, Reynold Cheng, Mohamed Mokbel, and Chi-Yin Chow. "Scalable Processing of Snapshot and Continuous Nearest-Neighbor Queries over One-Dimensional Uncertain Data". VLDB Journal 2009, 18(5): 1219-1240, 2009.

  18. Mohamed F. Mokbel and Walid G. Aref. "SOLE: Scalable On-Line Execution of Continuous Queries on Spatio-temporal Data Streams". VLDB Journal 2008, 17(5): 971-995, 2008.

  19. Thanaa M. Ghanem, Moustafa A. Hammad, Mohamed F. Mokbel, Walid G. Aref, and Ahmed K. Elmagarmid. "Incremental Evaluation of Sliding-window Queries over Data Streams". IEEE Transaction of Knowledge and Data Engineering, IEEE TKDE 2007, 19(1): 57-72, Jan., 2007.

  20. Mohamed F. Mokbel, Xiaopeng Xiong, Moustafa Hammad, and Walid G. Aref. "Continuous Query Processing of Spatio-temporal Data Streams in PLACE". GeoInformatica 2005, 9(4), pp. 343-365, Dec., 2005.

  21. Mohamed F. Mokbel, Walid G. Aref, and Ibrahim Kamel. "Analysis of Multi-dimensional Space-Filling Curves". GeoInformatica 2003, 7(3), pp. 179-209, Sep., 2003.

Conferences

  1. Ahmed Eldawy, Mohamed F. Mokbel and Christopher Jonathan. "HadoopViz: A MapReduce Framework for Extensible Visualization of Big Spatial Data". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2016, Helsinki, Finland, May, 2016.

  2. Amr Magdy, Rami Alghamdi, and Mohamed F. Mokbel. " On Main-memory Flushing in Microblogs Data Management Systems". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2016, Helsinki, Finland, May, 2016.

  3. Christopher Jonathan, Amr Magdy, Mohamed F. Mokbel and Albert Jonathan. " GARNET: A Holistic System Approach for Trending Queries in Microblogs". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2016, Helsinki, Finland, May, 2016.

  4. Ahmed Eldawy, Louai Alarabi and Mohamed F. Mokbel. " Spatial Partitioning Techniques in SpatialHadoop". In Proceedings of the the International Conference on Very Large Databases, VLDB 2015, Kohala Coast, HI, Aug, 2015.

  5. Ahmed Eldawy and Mohamed F. Mokbel. " SpatialHadoop: A MapReduce Framework for Spatial Data". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April, 2015.

  6. Ahmed Eldawy, Mohamed F. Mokbel, Saif Alharthi, Abdulhadi Alzaidy, Kareem Tarek, and Sohaib Ghani. " SHAHED: A MapReduce-based System for Querying and Visualizing Spatio-temporal Satellite Data". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April, 2015.

  7. Abdeltawab M. Hendawi, Jie Bao, Mohamed F. Mokbel, and Mohamed Ali. " Predictive Tree: An Efficient Index for Predictive Queries On Road Networks". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April, 2015.

  8. Mohamed Sarwat, James L. Avery, and Mohamed F. Mokbel. " Recathon: A Middleware for Context-Aware Recommendation in Database Systems". In Proceedings of the IEEE International Conference on Mobile Data Management, MDM 2015, Pittsburgh, PA, USA, June 2015.

  9. Amr Magdy and Mohamed F. Mokbel. " Towards a Microblogs Data Management System". In Proceedings of the IEEE International Conference on Mobile Data Management, MDM 2015, Pittsburgh, PA, USA, June 2015.

  10. Bin Cao, Louai Alarabi, Mohamed F. Mokbel, and Anas Basalamah. " SHAREK: A Scalable Dynamic Ride Sharing System". In Proceedings of the IEEE International Conference on Mobile Data Management, MDM 2015, Pittsburgh, PA, USA, June 2015.

  11. Mohamed Sarwat, Sameh Elnikety, Yuxiong He, and Mohamed F. Mokbel. " Horton+: A Distributed System for Processing Declarative Reachability Queries over Partitioned Graphs". In Proceedings of the International Conference on Very Large Databases, VLDB 2014, Hangzhou, China, Sept, 2014.

  12. Amr Magdy, Mohamed Mokbel, Sameh Elnikety, Suman Nath, and Yuxiong He. " Mercury: A Memory-Constrained Spatio-temporal Real-time Search on Microblogs". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2014, Chicago, IL, April, 2014.

  13. Amr Magdy, Louai Alarabi, Saif Al-Harthi, Mashaal Musleh, Thanaa Ghanem, Sohaib Ghani and Mohamed Mokbel. "Taghreed: A System for Querying, Analyzing, and Visualizing Geotagged Microblogs". In Proceedings of the ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, SIGSPATIAL GIS 2014, Dallas, TX, November 2014 (acceptance rate 21%).

  14. Louai Alarabi, Ahmed Eldawy, Rami Alghamdi, Mohamed F. Mokbel. "TAREEG: A MapReduce-Based Web System for Extracting Spatial Data from OpenStreetMap". In Proceedings of the ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, SIGSPATIAL GIS 2014, Dallas, TX, November 2014 (acceptance rate 21%).

  15. Jie Bao and Mohamed F. Mokbel. " GeoRank: An Efficient Location-Aware News Feed Ranking System". In Proceedings of the ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, SIGSPATIAL GIS 2013, Orlando, Florida, November 2013 (acceptance rate 17%).

  16. Ahmed Eldawy, Yuan Li, Mohamed Mokbel and Ravi Janardan. " CG_Hadoop: Computational Geometry in MapReduce". In Proceedings of the ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, SIGSPATIAL GIS 2013, Orlando, Florida, November 2013 (acceptance rate 17%).

  17. Mohamed F. Mokbel, Louai Alarabi, Jie Bao, Ahmed Eldawy, Amr Magdy, Mohamed Sarwat, Ethan Waytas, and Steven Yackel. "MNTG: An Extensible Web-based Traffic Generator". In Proceedings of the 13th International Symposium on Spatial and Temporal Databases, SSTD 2013, Munich, Germany, August 2013.

  18. Mohamed Sarwat, Ahmed Eldawy, Mohamed F. Mokbel, and John Riedl. "Plutus: Leveraging Location-Based Social Networks in Recommending Potential Customers to Venues". In Proceedings of the IEEE International Conference on Mobile Data Management, MDM 2013, Milan, Italy, June 2013. (full presentation, acceptance rate 35%).

  19. Justin J. Levandoski, Mohamed Sarwat, Ahmed Eldawy, and Mohamed F. Mokbel. " LARS: A Location-Aware Recommender System". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2012, Washington D.C., April 2012 (full presentation, acceptance rate 20.5%). (Among Best Papers).

  20. Jie Bao, Mohamed F. Mokbel, Chi-Yin Chow. " GeoFeed: A Location Aware News Feed System". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2012, Washington D.C., April 2012 (full presentation, acceptance rate 20.5%).

  21. Abdeltawab Hendawi and Mohamed F. Mokbel. " Panda: A Predictive Spatio-Temporal Query Processor". In Proceedings of the ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, SIGSPATIAL GIS 2012, Redondo Beach, California, November 2012 (acceptance rate 17%).

  22. Jie Bao, Yu Zheng and Mohamed Mokbel. " Location-based and Preference-Aware Recommendation Using Sparse Geo-Social Networking Data". In Proceedings of the ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, SIGSPATIAL GIS 2012, Redondo Beach, California, November 2012 (acceptance rate 17%).

  23. Justin J. Levandoski, Mohamed Sarwat, Mohamed F. Mokbel, and Michael D. Ekstrand. " RecStore: An Extensible and Adaptive Framework for Online Recommender Queries inside the Database Engine". In Proceedings of the International Conference on Extending Database Technology, EDBT 2012, Berlin, Germany, March 2012 (acceptance rate 22.5%).

  24. Justin J. Levandoski, Michael D. Ekstrand, Michael J. Ludwig, Ahmed Eldawy, Mohamed F. Mokbel and John T. Riedl. " RecBench: Benchmarks for Evaluating Performance of Recommender System Architectures". In Proceedings of the International Conference on Very Lage Databases, VLDB 2011, Seattle, WA, September 2011 (acceptance rate 18.1%).

  25. Justin Levandoski, David Lomet, Mohamed F. Mokbel and Kevin Zhao. "Deuteronomy: Transaction Support for Cloud Data ". In Proceedings of the Biennial Conference on Innovating Data Systems Research, CIDR 2011, Asilomar, CA, January 2011.

  26. Mohamed Khalefa, Mohamed F. Mokbel, and Justin Levandoski. "PrefJoin: An Efficient Preference-aware Join Operator ". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2011, Hannover, Germany, April 2011 (full paper, acceptance rate 19.8%).

  27. Mohamed Sarwat, Mohamed F. Mokbel, Xun Zhou, Suman Nath. "FAST: A Generic Framework for Flash-Aware Spatial Trees.". In Proceedings of the 12th International Symposium on Spatial and Temporal Databases, SSTD 2011, Minneapolis, MN, August 2011. (Best Paper Award).

  28. Joseph L. Naps, Mohamed F. Mokbel, and David H. C. Du. "Pantheon: Exascale File System Search for Scientific Computing.". In Proceedings of the International Conference on Scientific and Statistical Database Management, SSDBM 2011, Portlan, OR, July 2011.

  29. Justin Levandoski, Mohamed F. Mokbel, and Mohamed Khalefa. "FlexPref: A Framework for Extensible Preference Evaluation in Database Systems". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2010, Long Beach, CA, March, 2010 (full paper, acceptance rate 12.5%).

  30. Justin Levandoski, Mohamed F. Mokbel, and Mohamed Khalefa. "Preference Query Evaluation Over Expensive Attributes". In Proceedings of the ACM International Conference on Information and Knowledge Management, ACM CIKM 2010, Toronto, Canada, October 2010 (full paper, acceptance rate 13.4%).

  31. Mohamed Khalefa, Mohamed F. Mokbel, and Justin Levandoski. "Skyline Query Processing for Uncertain Data". In Proceedings of the ACM International Conference on Information and Knowledge Management, ACM CIKM 2010, Toronto, Canada, October 2010 (short paper, acceptance rate 31.3%).

  32. Jie Bao, Chi-Yin Chow, Mohamed F. Mokbel, and Wei-Shinn Ku. "Efficient Evaluation of k-Range Nearest Neighbor Queries in Road Networks". In Proceedings of the International Conference on Mobile Data Management, MDM 2010, Kansas City, MO, May 2010 (full paper, acceptance rate 25.4%)

  33. Biplob Debnath, Mohamed F. Mokbel, David J. Lilja, and David Du. "Deferred Updates for Flash Based Storage". In Proceeding of the IEEE Symposium on Massive Storage Systems and Technologies, MSST 2010, Incline Village, Nevada, May 2010. (short paper).

  34. David B. Lomet and Mohamed F. Mokbel. "Locking Key Ranges with Unbundled Transaction Services". In Proceedings of the International Conference on Very Large Data Bases, VLDB 2009, Lyon, France, August 2009. (acceptance rate 16.7%).

  35. Chi-Yin Chow, Mohamed Mokbel, Joe Naps and Suman Nath. "Approximate Evaluation of Range Nearest-Neighbor Queries with Quality Guarantee". In Proceedings of the 11th International Symposium on Spatial and Temporal Databases, SSTD 2009, Aalborg, Denmark, July 2009 (full paper, acceptance rate 32.25%)

  36. Justin Levandoski and Mohamed F. Mokbel. "RDF Data-Centric Storage". In Proceedings of the IEEE International Conference on Web Services , ICWS 2009, Los Angeles, CA, July 2009 (full paper, acceptance rate 18%)

  37. Chi-Yin Chow, Mohamed F. Mokbel, and Tian He. "Aggregate Location Monitoring for Wireless Sensor Networks: A Histogram-based Approach". In Proceedings of the International Conference on Mobile Data Management, MDM 2009, Taipei, Taiwan, May 2009 (full paper, acceptance rate 26.1%) (Best Paper Award).

  38. Aris Gkoulalas-Divanis, Vassilis S. Verykios, and Mohamed F. Mokbel. "Identifying Unsafe Routes for Network-Based Trajectory Privacy". In Proceedings of the SIAM International Conference on Data Mining, SDM 2009, Sparks, Nevada, Apr 2009 (full paper, acceptance rate 15.67%)

  39. Hicham G. Elmongui, Walid G. Aref, and Mohamed F. Mokbel. "Chameleon: Context Awareness inside DBMSs". In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2009, Shanghai, China, March, 2009 (short paper, acceptance rate 27%)

  40. Mohamed Khalefa, Mohamed F. Mokbel, and Justin Levandoski. "Skyline Query Processing for Incomplete Data". In Proceedings of the International Conference of Data Engineering, ICDE 2008, Cancun, Mexico, pp. 556-565, Apr. 2008. (full paper full presentation, acceptance rate 12.1%).

  41. Reynold Cheng, Jinchuan Chen, Mohamed F. Mokbel, and Chi-Yin Chow. "Probabilistic Verifiers: Evaluating Constrained Nearest-Neighbor Queries over Uncertain Data", In Proceedings of the IEEE International Conference on Data Engineering, ICDE 2008, Cancun, Mexico, pp. 973-982, Apr. 2008. (full paper full presentation, acceptance rate 12.1%).

  42. Justin Levandoski, Mohamed Khalefa, Mohamed F. Mokbel. "PermJoin: An Efficient Algorithm for Producing Early Results in Multi-join Query Plans". In Proceedings of the International Conference of Data Engineering, ICDE 2008, Cancun, Mexico, pp. 1433-1435, Apr. 2008. (short paper, acceptance rate 31%).

  43. Shuo Guo, Tian He, Mohamed F. Mokbel, John A. Stankovic, and Tarek Abdelzaher. "On Accurate and Efficient Statistical Counting in Sensor-Based Surveillance Systems". In Proceedings of the IEEE International Conference on Mobile Ad-hoc and Sensor Systems, MASS 2008, Atlanta, GA, Sep. 2008. (acceptance rate 13%) (Best Paper Award).

  44. James M. Kang, Mohamed F. Mokbel, Shashi Shekhar, Tian Xia, and Donghui Zhang. "Continuous Evaluation of Monochromatic and Bichromatic Reverse Nearest Neighbors". In Proceedings of the International Conference of Data Engineering. ICDE 2007, Istanbul, Turkey, pp. 806-815, Apr. 2007. (acceptance rate 18.5%).

  45. Chi-Yin Chow and Mohamed Mokbel. "Enabling Private Continuous Queries For Revealed User Locations". In Proceedings of the 10th International Symposium on Spatial and Temporal Databases, SSTD 2007, Boston, MA, pp. 258-275, Jul., 2007. (acceptance rate 34.2%).

  46. M. H. Ali, Mohamed F. Mokbel, and Walid G. Aref. "Phenomenon-aware Stream Query Processing". In Proceedings of the IEEE International Conference of Mobile Data Management, MDM 2007, Mannheim, Germany, pp. 8-15, May 2007. (acceptance rate 28.5%).

  47. Aravindan Raghuveer, Meera Jindal, Mohamed F. Mokbel, Biplob Debnath, and David Du. "Towards Efficient Search on Unstructured Data: An Intelligent-Storage Approach". In Proceedings of the International Conference on Information and Knowledge Management, CIKM 2007, Lisboa, Portugal, pp. 951-954, Nov., 2007. (short paper, acceptance rate 26%).

  48. James A. Skarie, Biplob K. Debnath, David J. Lilja, and Mohamed F. Mokbel. "SCRAP: A Statistical Approach for Creating Compact Representational Query Workload based on Performance Bottlenecks". In Proceedings of the IEEE International Symposium on Workload Characterization, IISWC 2007, Boston, MA, Sep., 2007. (acceptance rate 32%).

  49. Mohamed F. Mokbel, Chi-Yin Chow, Walid G. Aref. "The New Casper: Query Processing for Location Services without Compromising Privacy". In Proceedings of the International Conference on Very Large Data Bases, VLDB 2006, Seoul, Korea, pp. 763-774, Sep., 2006. (acceptance rate 13.9%).

  50. David Lomet, Roger Barga, Mohamed F. Mokbel, German Shegalov, Rui Wang, Yunyue Zhu. "Transaction Time Support inside a Database Engine". In Proceedings of the International Conference of Data Engineering, ICDE 2006, Atlanta, GA. Apr. 2006. (acceptance rate 19.5%).

  51. Chi-Yin Chow, Mohamed F. Mokbel and Xuan Liu. "A Peer-to-Peer Spatial Cloaking Algorithm for Anonymous Location-based Services". In Proceedings of the ACM International Symposium on Advances in Geographic Information Systems, ACM GIS 2006, Arlington, VA, pp. 171-178, Nov., 2006. (acceptance rate 32.3%).

  52. Xiaopeng Xiong, Mohamed F. Mokbel, and Walid G. Aref. "LUGrid: Update-tolerant Grid-based Indexing for Moving Objects". In Proceedings of the IEEE International Conference of Mobile Data Management, MDM 2006, Nara, Tokyo, May 2006. (acceptance rate 23%).

  53. Xiaopeng Xiong, Mohamed F. Mokbel, and Walid G. Aref. "SEA-CNN: Scalable Processing of Continuous K-Nearest Neighbor Queries in Spatio-temporal Databases". In Proceedings of the International Conference of Data Engineering, ICDE 2005, Tokyo, Japan, pp. 643-654, Apr., 2005. (acceptance rate 12.8%).

  54. Hicham G. Elmongui, Mohamed F. Mokbel, and Walid G. Aref. "Spatio-Temporal Histograms". In Proceedings of the 9th International Symposium on Spatial and Temporal Databases, SSTD 2005, Angra dos Reis, Brazil, pp. 19-36, Aug., 2005. (acceptance rate 31.2%).

  55. M. H. Ali, Mohamed F. Mokbel, Walid G. Aref, and Ibrahim Kamel. "Detection and Tracking of Discrete Phenomena in Sensor-network Databases". In Proceedings of the International Conference on Scientific and Statistical Database Management, SSDBM 2005, Santa Barbara, CA, pp. 163-172, Jul., 2005.

  56. Mohamed F. Mokbel and Walid G. Aref. "GPAC: Generic and Progressive Processing of Mobile Queries over Mobile Data". In Proceedings of the IEEE International Conference on Mobile Data Management, MDM 2005, Ayia Napa, Cyprus, pp. 155-163, May 2005. (acceptance rate 24.7%).

  57. Mohamed F. Mokbel, Xiaopeng Xiong, and Walid G. Aref. "SINA: Scalable Incremental Processing of Continuous Queries in Spatio-temporal Databases". In Proceedings of the ACM SIGMOD Conference on Management of Data, ACM SIGMOD 2004, Paris, France, pp. 623-634, Jun., 2004. (acceptance rate 16%).

  58. Mohamed F. Mokbel, Ming Lu, and Walid G. Aref. "Hash-merge Join: A Non-blocking Join algorithm for Producing Fast and Early Join Results". In Proceedings of the International Conference of Data Engineering, ICDE 2004, Boston, MA, pp. 251-263, Apr., 2004. (acceptance rate 14.2%).

  59. Mohamed F. Mokbel, Walid G. Aref, Khaled El-Bassyouni, and Ibrahim Kamel. "Scalable Multimedia Disk Scheduling". In Proceedings of the International Conference of Data Engineering, ICDE 2004, Boston, MA, pp. 498-509, Apr., 2004. (acceptance rate 14.2%).

  60. Thanaa M. Ghanem, Rahul Shah, Mohamed F. Mokbel, Walid G. Aref, and Jeffrey S. Vitter. "Bulk Operations for Space-Partitioning Trees". In Proceedings of the International Conference of Data Engineering, ICDE 2004, Boston, MA, pp. 498-509, Apr., 2004. (acceptance rate 14.2%).

  61. Xiaopeng Xiong, Mohamed F. Mokbel, Walid G. Aref, Susanne Hambrusch, and Sunil Prabhakar. "Scalable Spatio-temporal Continuous Query Processing for Location-aware Services". In Proceeding of the International Conference on Scientific and Statistical Database Management, SSDBM 2004, Santorini Island, Greece, pp. 317-326, Jul., 2004. (acceptance rate 31%).

  62. Mohamed F. Mokbel, Walid G. Aref, and Ananth Grama. "Spectral LPM: An Optimal Locality-Preserving Mapping using the Spectral (not Fractal) Order". In Proceedings of the International Conference on Data Engineering, ICDE 2003, Bangalore, India, pp. 699-701, Mar., 2003. (short paper, acceptance rate 20.3%).

  63. Mohamed F. Mokbel and Walid G. Aref. "On Query Processing and Optimality Using Spectral Locality-Preserving Mappings". In Proceedings of the International Symposium on Spatio-Temporal Databases, SSTD 2003, Santorini Island, Greece, pp. 102-121, Jul., 2003. (acceptance rate 26.6%).

  64. Mohamed F. Mokbel, Walid G. Aref, Susanne Hambrusch, and Sunil Prabhakar. "Towards Scalable Location-aware Services: Requirements and Research Issues". In Proceeding of the International Symposium on Advances in Geographic Information Systems, ACM GIS 2003, New Orleans, LA, pp.110-117, Nov., 2003. (acceptance rate 26.8%).

  65. Mohamed F. Mokbel, Walid G. Aref, and Ibrahim Kamel. "Performance of Multi-Dimensional Space-Filling Curves". In Proceedings of the International Symposium on Advances in Geographic Information Sys., ACM GIS 2002, McLean, VA, pp. 149-154, Nov., 2002. (acceptance rate 34.5%). (Among Best Papers).

  66. Walid G. Aref, Khaled El-Bassyouni, Ibrahim Kamel, and Mohamed F. Mokbel. "Scalable QoS-Aware Disk Scheduling". In Proceedings of the International Database Engineering and Applications Symposium, IDEAS 2002, Alberta, Canada, pp. 256-265, Jul., 2002. (acceptance rate 29.1%).

  67. Mohamed F. Mokbel and Walid G. Aref . "Irregularity in Multi-Dimensional Space-Filling Curves with Applications in Multimedia Databases". In Proceedings of the International Conference on Information and Knowledge Management, CIKM 2001, Atlanta, GA, pp. 512-519, Nov., 2001. (acceptance rate 25.4%).