PUBLICATIONS

Books

  1. N. Mamoulis, "Spatial Data Management," Morgan & Claypool Publishers, 2011.

Refereed Journal Articles

  1. T. Georgiadis, E. Tzirita Zacharatou, and N. Mamoulis, "Raster Interval Object Approximations for Spatial Intersection Joins," The VLDB Journal, to appear.
  2. M. Papamichalopoulos, G. Papadakis, G. Mandilaras, M. Siampou, N. Mamoulis, and M. Koubarakis, "Three-dimensional Geospatial Interlinking with JedAI-spatial," Journal of Web Semantics, 100817, March 2024.
  3. D. Tsitsigkos, P. Bouros, K. Lampropoulos, N. Mamoulis, and M. Terrovitis, "Two-layer Space-oriented Partitioning for Non-point Data," IEEE Transactions on Knowledge and Data Engineering (TKDE), 36(3): 1341-1355, March 2024.
  4. G. Christodoulou, P. Bouros, and N. Mamoulis, "HINT: A Hierarchical Interval Index for Allen Relationships," The VLDB Journal, 33(1): 73-100, January 2024.
  5. L. Qiu, G. Kellaris, N. Mamoulis, K. Nissim, and G. Kollios, "Doquet: Differentially Oblivious Range and Join Queries with Private Data Structures," Proceedings of the VLDB Endowment (PVLDB), 16(13): 4160-4173, 2023.
  6. K. Lampropoulos, F. Zardbani, N. Mamoulis, and P. Karras, "Adaptive Indexing in High-Dimensional Metric Spaces," Proceedings of the VLDB Endowment (PVLDB), 16(10): 2525-2537, 2023.
  7. F. Zardbani, N. Mamoulis, S. Idreos, and P. Karras, "Adaptive Indexing of Objects with Spatial Extent," Proceedings of the VLDB Endowment (PVLDB), 16(9): 2248-2260, 2023.
  8. G. Papadakis, G. Mandilaras, N. Mamoulis, and M. Koubarakis, "Static and Dynamic Progressive Geospatial Interlinking," ACM Transactions on Spatial Algorithms and Systems (TSAS), 8(2): 1-41, June 2022.
  9. Y. Qian, C. Tan, D. Ding, H. Li, and N. Mamoulis "Fast and Secure Distributed Nonnegative Matrix Factorization," IEEE Transactions on Knowledge and Data Engineering (TKDE), 34(2): 653-666, February 2022.
  10. P. Bouros, N. Mamoulis, D. Tsitsigkos, and M. Terrovitis, "In-Memory Interval Joins," The VLDB Journal, 30(4): 667-691, July 2021.
  11. X. Wu, D. Theodoratos, and N. Mamoulis: "Discovering closed and maximal embedded patterns from large tree data," Data & Knowledge Engineering (DKE), 133: 101890, May 2021.
  12. V. Kopsachilis, M. Vaitis, N. Mamoulis, and D. Kotzinos, "Recommending Geo-semantically Related Classes for Link Discovery," Journal on Data Semantics, 9(4): 151-177, December 2020.
  13. Z. Cai, G. Kalamatianos, G. J. Fakas, N. Mamoulis, and D. Papadias, "Diversified spatial keyword search on RDF data," The VLDB Journal, 29(5): 1171-1189, September 2020.
  14. C. Shan, N. Mamoulis, G. Li, R. Cheng, Z. Huang, and Y. Zheng, "A Crowdsourcing Framework for Collecting Tabular Data," IEEE Transactions on Knowledge and Data Engineering (TKDE), 32(11): 2060-2074, August 2020.
  15. H. Li, Y. Liu, N. Mamoulis, and D. S. Rosenblum, "Translation-Based Sequential Recommendation for Complex Users on Sparse Data," IEEE Transactions on Knowledge and Data Engineering (TKDE), 32(8): 1639-1651, August 2020.
  16. S. Qi, P. Bouros, and N. Mamoulis, "Top-k Spatial Distance Joins," Geoinformatica, 24(3): 591-631, July 2020.
  17. D. Wu, H. Zhou, J. Shi, and N. Mamoulis, "Top-k Relevant Semantic Place Retrieval on Spatio-temporal RDF Data," The VLDB Journal, 29(4): 893-917, July 2020.
  18. H. Li, Y. Liu, Y. Qian, N. Mamoulis, W. Tu, and D. W. Cheung, "HHMF: Hidden Hierarchical Matrix Factorization for Recommender Systems," Data Mining and Knowledge Discovery (DMKD), 33(6): 1548-1582, November 2019.
  19. K. Theocharidis, J. Liagouris, N. Mamoulis, P. Bouros, and M. Terrovitis, "SRX: Efficient Management of Spatial RDF Data," The VLDB Journal, 28(5): 703-733, October 2019. (supplementary material).
  20. Y. Fang, Y. Li, R. Cheng, N. Mamoulis, and G. Cong, "Evaluating Pattern Matching Queries for Spatial Databases," The VLDB Journal, 28(5): 649-673, October 2019.
  21. W. Tu, M. Yang, D. W. Cheung, and N. Mamoulis, "Investment recommendation by discovering high-quality opinions in investor based social networks," Information Systems, 78: 189-198, November 2018.
  22. Z. Huang, B. Cautis, R. Cheng, Y. Zheng, N. Mamoulis, and J. Yan, "Entity-Based Query Recommendation for Long-Tail Queries," ACM Transactions on Knowledge Discovery from Data (TKDD), 64:1-64:24, October 2018.
  23. Z. Huang, Y. Qian, and N. Mamoulis, "Location-aware query reformulation for search engines," GeoInformatica, 22(4): 869-893, October 2018.
  24. D. Wu, J. Shi, and N. Mamoulis, "Density-based Place Clustering Using Geo-Social Network Data," IEEE Transactions on Knowledge and Data Engineering (TKDE), 30(5): 838-851, May 2018.
  25. S. Qi, N. Mamoulis, E. Pitoura, and P. Tsaparas, "Recommending Packages with Validity Constraints to Groups of Users," Knowledge and Information Systems (KAIS), 54(2): 345-374, February 2018.
  26. W. Tu, D. W. Cheung, N. Mamoulis, M. Yang, and Z. Lu, "Activity Recommendation with Partners," ACM Transactions on the Web (TWEB), 12(1): 4:1-4:29, February 2018.
  27. G. J. Fakas, Y. Cai, Z. Cai, and N. Mamoulis, "Thematic ranking of object summaries for keyword search," Data & Knowledge Engineering (KDE), 113: 1-17, January 2018.
  28. S. Qi, P. Bouros, D. Sacharidis, and N. Mamoulis, "Snapshot and Continuous Points-based Trajectory Search," Geoinformatica, 21(4): 669-701, October 2017.
  29. W. Tu, D. W. Cheung, and N. Mamoulis: "More focus on what you care about: Personalized top reviews set," Neurocomputing (issue on Recent Advances in Semantic Computing and Personalization), 254: 3-12, September 2017
  30. P. Bouros and N. Mamoulis, "A Forward Scan based Plane Sweep Algorithm for Parallel Interval Joins," Proceedings of the VLDB Endowment (PVLDB), 10(11): 1346-1357, August 2017.
  31. Z. Lu, H. Wang, N. Mamoulis, W. Tu, and D. W. Cheung, "Personalized Location Recommendation by Aggregating Multiple Recommenders in Diversity," Geoinformatica, 21(3): 459-484, July 2017
  32. M. Terrovitis, G. Poulis, N. Mamoulis, and S. Skiadopoulos, "Local Suppression and Splitting Techniques for Privacy Preserving Publication of Trajectories," IEEE Transactions on Knowledge and Data Engineering (TKDE), 29(7): 1466-1479, July 2017.
  33. G. J. Fakas, Z. Cai, and N. Mamoulis, "Diverse and proportional size-l object summaries using pairwise relevance," The VLDB Journal, 25(6): 791-816, December 2016.
  34. P. Bouros, N. Mamoulis, S. Ge, and M. Terrovitis, "Set Containment Join Revisited," Knowledge and Information Systems (KAIS), 49(1): 375-402, October 2016.
  35. R. Harbi, I. Abdelaziz, P. Kalnis, N. Mamoulis, Y. Ebrahim, and M. Sahli, "Accelerating SPARQL Queries by Exploiting Hash-based Locality and Adaptive Partitioning," the VLDB Journal, 25(3): 355-380, June 2016.
  36. S. Qi, D. Wu, and N. Mamoulis, "Location Aware Keyword Query Suggestion Based on Document Proximity," IEEE Transactions on Knowledge and Data Engineering (TKDE), 28(1): 82-97, January 2016.
  37. J. Shi, D. Wu, and N. Mamoulis, "Textually Relevant Spatial Skylines," IEEE Transactions on Knowledge and Data Engineering (TKDE), 28(1): 224-237, January 2016.
  38. Y. Cai, Y. Tang, and N. Mamoulis, "Maximizing a Record's Standing in a Relation," IEEE Transactions on Knowledge and Data Engineering (TKDE), 27(9): 2401-2414, September 2015.
  39. Y. Tang, Y. Cai, and N. Mamoulis, "Scaling Similarity Joins over Tree-Structured Data," Proceedings of the VLDB Endowment (PVLDB), 8(11): 1130-1141, July 2015.
  40. J. Li, J. R. Thomsen, M. L. Yiu, and N. Mamoulis, "Efficient Notification of Meeting Points for Moving Groups via Independent Safe Regions," IEEE Transactions on Knowledge and Data Engineering (TKDE), 27(7): 1767-1781, July 2015.
  41. K. Mouratidis, J. Li, Y. Tang, and N. Mamoulis, "Joint Search by Social and Spatial Proximity," IEEE Transactions on Knowledge and Data Engineering (TKDE), 27(3): 781-793, March 2015.
  42. S. Ge, L. H. U, N. Mamoulis, and D. W. L. Cheung, "Dominance relationship analysis with budget constraints," Knowledge and Information Systems (KAIS), 42(2): 409-440, Springer, February 2015.
  43. J. Liagouris, N. Mamoulis, P. Bouros, and M. Terrovitis, "An Effective Encoding Scheme for Spatial RDF Data," Proceedings of the VLDB Endowment (PVLDB), 7(12):1271-1282, 2014.
  44. G. J. Fakas, Z. Cai, and N. Mamoulis, "Versatile Size-l Object Summaries for Relational Keyword Search," IEEE Transactions on Knowledge and Data Engineering (TKDE), 26(4): 1026-1038, April 2014.
  45. H. Wang, Y. Cai, Y. Yang, S. Zhang, and N. Mamoulis, "Durable Queries over Historical Time Series Data," IEEE Transactions on Knowledge and Data Engineering (TKDE), 26(3): 595-607, March 2014.
  46. A. W. Yu, N. Mamoulis, and H. Su, "Reverse Top-k Search using Random Walk with Restart," Proceedings of the VLDB Endowment (PVLDB), 7(5): 401-412, January 2014.
  47. R. Sherkat, J. Li, and N. Mamoulis, "Efficient Timestamped Event Sequence Anonymization," ACM Transactions on the Web (TWEB), 8(1), 53 pages, December 2013.
  48. Y. Tang, L. H. U, Y. Cai, N. Mamoulis, and R. Cheng, "Earth Mover's Distance based Similarity Search at Scale," Proceedings of the VLDB Endowment (PVLDB), 7(4): 313-324, December 2013.
  49. J. Niedermayer, A. Zuefle, T. Emrich, M. Renz, N. Mamoulis, L. Chen, and H-P. Kriegel, "Probabilistic Nearest Neighbor Queries on Uncertain Moving Object Trajectories," Proceedings of the VLDB Endowment (PVLDB), 7(3): 205-216, November 2013.
  50. T. Bernecker, T. Emrich, H.-P. Kriegel, N. Mamoulis, M. Renz, S. Zhang, and A. Zuefle, "Spatial inverse query processing," Geoinformatica 17(3): 449-487, Springer, July 2013.
  51. Y. Zhang, W. K. Wong, S.M. Yiu, N. Mamoulis, and D. W. Cheung, "Lightweight Privacy-Preserving Peer-to-Peer Data Integration," Proceedings of the VLDB Endowment (PVLDB), 6(3): 157-168, January 2013.
  52. G. Chatzimilioudis, A. Cuzzocrea, D. Gunopulos, and N. Mamoulis, "A novel distributed framework for optimizing query routing trees in wireless sensor networks via optimal operator placement," Journal of Computer and System Sciences (JCSS), 79(3): 349-368, Elsevier, May 2013.
  53. S. Ge, L. H. U, N. Mamoulis, and D. W. Cheung, "Efficient All Top-k Computation: A unified solution for all top-k, reverse top-k and top-m influential queries," IEEE Transactions on Knowledge and Data Engineering (TKDE), 25(5): 1015-1027, May 2013.
  54. J. Li, Y. Yang, and N. Mamoulis, "Optimal Route Queries with Arbitrary Order Constraints," IEEE Transactions on Knowledge and Data Engineering (TKDE), 25(5): 1097-1110, May 2013.
  55. P. Bouros, S. Ge, and N. Mamoulis, "Spatio-Textual Similarity Joins," Proceedings of the VLDB Endowment (PVLDB), 6(1): 1-12, November 2012.
  56. M. Terrovitis, J. Liagouris, N. Mamoulis, and S. Skiadopoulos, "Privacy Preservation by Disassociation," Proceedings of the VLDB Endowment (PVLDB), 5(10):944-955, June 2012.
  57. G. J. Fakas, Z. Cai, and N. Mamoulis, "Size-l Object Summaries for Relational Keyword Search," Proceedings of the VLDB Endowment (PVLDB), 5(3): 229-240, November 2011.
  58. M. L. Yiu, H. Lu, N. Mamoulis, and M. Vaitis, "Ranking Spatial Data by Quality Preferences," IEEE Transactions on Knowledge and Data Engineering (TKDE), 23(3): 433-446, March 2011.
  59. M. Terrovitis, N. Mamoulis, and P. Kalnis, "Local and Global Recoding Methods for Anonymizing Set-valued Data," the VLDB Journal, 20(1): 83-106, Springer, February 2011.
  60. S. Zhang, N. Mamoulis, D. W. Cheung, and B. Kao, "Efficient Skyline Evaluation over Partially Ordered Domains," Proceedings of the VLDB Endowment (PVLDB), 3(1): 1348-1357, September 2010.
  61. S. Bedathur, K. Berberich, J. Dittrich, N. Mamoulis, and G. Weikum, "Interesting-Phrase Mining for Ad-Hoc Text Analytics," Proceedings of the VLDB Endowment (PVLDB), 3(1): 1255-1266, September 2010.
  62. T. Bernecker, H.-P. Kriegel, N. Mamoulis, M. Renz, and A. Zuefle, "Scalable Probabilistic Similarity Ranking in Uncertain Databases," IEEE Transactions on Knowledge and Data Engineering (TKDE), 22(9): 1234-1246, September 2010.
  63. L. H. U, K. Mouratidis, M. L. Yiu, and N. Mamoulis, "Optimal Matching between Spatial Datasets under Capacity Constraints," ACM Transactions on Database Systems (TODS), 35(2), 44 pages, April 2010.
  64. L. H. U, K. Mouratidis, and N. Mamoulis, "Continuous Spatial Assignment of Moving Users," the VLDB Journal, 19(2): 141-160, Springer, April 2010.
  65. L. H. U, N. Mamoulis, and K. Mouratidis, "A Fair Assignment Algorithm for Multiple Preference Queries," Proceedings of the VLDB Endowment (PVLDB), 2(1): 1054-1065, August 2009.
  66. W. K. Wong, D. W. Cheung, E. Hung, B. Kao, and N. Mamoulis, "An Audit Environment for Outsourcing of Frequent Itemset Mining," Proceedings of the VLDB Endowment ( PVLDB), 2(1): 1162-1172, August 2009.
  67. G. Ghinita, P. Karras, P. Kalnis, and N. Mamoulis, "A Framework for Efficient Data Anonymization under Privacy and Accuracy Constraints,"ACM Transactions on Database Systems (TODS), 34(2): 47 pages, June 2009.
  68. M. L. Yiu and N. Mamoulis, "Multi-Dimensional Top-k Dominating Queries," the VLDB Journal, 18(3): 695-718, Springer, June 2009.
  69. M. L. Yiu, N. Mamoulis, and S. Bakiras, "Retrieval of Spatial Join Pattern Instances from Sensor Networks," Geoinformatica, 13(1):57-84, Springer, March 2009.
  70. M. L. Yiu, N. Mamoulis, X. Dai, Y. Tao, and M. Vaitis, "Efficient Evaluation of Probabilistic Advanced Spatial Queries on Existentially Uncertain Data," IEEE Transactions on Knowledge and Data Engineering (TKDE), 21(1): 108-122, January 2009.
  71. L. H. U, N. Mamoulis, and M. L. Yiu, "Computation and Monitoring of Exclusive Closest Pairs," IEEE Transactions on Knowledge and Data Engineering (TKDE), 20(12): 1641-1654, December 2008.
  72. M. Terrovitis, N. Mamoulis, and P. Kalnis, "Privacy-preserving Anonymization of Set-valued Data," Proceedings of the VLDB Endowment (PVLDB), 1(1): 115-125, August 2008.
  73. P. Karras and N. Mamoulis, "Hierarchical Synopses with Optimal Error Guarantees," ACM Transactions on Database Systems (TODS), 33:3, August 2008
  74. M. L. Yiu, N. Mamoulis, and V. Hristidis, "Extracting k most important groups from data efficiently," Data & Knowledge Engineering (DKE), 66(2): 289-310, Elsevier, August 2008.
  75. M. L. Yiu, Y. Tao, and N. Mamoulis, "The Bdual-Tree: Indexing Moving Objects by Space-Filling Curves in the Dual Space," the VLDB Journal, 17(3): 379-400, Springer, May 2008.
  76. N. Mamoulis, M. L. Yiu, K. H. Cheng, D. W. Cheung, "Efficient Top-k Aggregation of Ranked Inputs," ACM Transactions on Database Systems (TODS), 32(3), August 2007.
  77. H. Cao, N. Mamoulis, and D. W. Cheung, "Discovery of Periodic Patterns in Spatiotemporal Sequences," IEEE Transactions on Knowledge and Data Engineering (TKDE), 19(4): 453-467, April 2007.
  78. M. L. Yiu and N. Mamoulis, "Reverse Nearest Neighbors Search in Ad-hoc Subspaces," IEEE Transactions on Knowledge and Data Engineering (TKDE), 19(3): 412-426, March 2007.
  79. Y. Tao, M. L. Yiu, and N. Mamoulis, "Reverse Nearest Neighbor Search in Metric Spaces," IEEE Transactions on Knowledge and Data Engineering (TKDE), 18(9): 1239-1252, September 2006.
  80. M. L. Yiu, D. Papadias, N. Mamoulis, and Y. Tao, "Reverse Nearest Neighbors in Large Graphs," IEEE Transactions on Knowledge and Data Engineering (TKDE), 18(4): 540-553, April 2006.
  81. W. Lian, N. Mamoulis, D. W. Cheung, and S.M. Yiu, "Indexing Useful Structural Patterns for XML Query Processing," IEEE Transactions on Knowledge and Data Engineering (TKDE), 17(7): 997-1009, July 2005.
  82. M. L. Yiu, N. Mamoulis, and D. Papadias, "Aggregate Nearest Neighbor Queries in Road Networks," IEEE Transactions on Knowledge and Data Engineering (TKDE), 17(6): 820-833, June 2005.
  83. Y. Shou, N. Mamoulis, and D. W. Cheung, "Fast and exact warping of time series using adaptive segmental approximations," Machine Learning, 58(2-3): 231-267, Kluwer Academic Publishers, February 2005.
  84. M. L. Yiu and N. Mamoulis, "Iterative Projected Clustering by Subspace Mining," IEEE Transactions on Knowledge and Data Engineering (TKDE), 17(2): 176-189, February 2005.
  85. N. Mamoulis, D. Papadias, and D. Arkoumanis, "Complex Spatial Query Processing," Geoinformatica, 8(4): 311-346, Kluwer Academic Publishers, December 2004.
  86. Y. Tao, J. Zhang, D. Papadias, and N. Mamoulis, "An Efficient Cost Model for Optimization of Nearest Neighbor Search in Low and Medium Dimensional Spaces," IEEE Transactions on Knowledge and Data Engineering (TKDE), 16(10): 1169-1184, October 2004.
  87. W. Lian, D. W. Cheung, N. Mamoulis, and S.M. Yiu, "An Efficient and Scalable Algorithm for Clustering XML Documents by Structure," IEEE Transactions on Knowledge and Data Engineering (TKDE), 16(1): 82-96, January 2004.
  88. N. Mamoulis and D. Papadias, "Slot Index Spatial Join," IEEE Transactions on Knowledge and Data Engineering (TKDE), 15(1): 211-231, January/February 2003.
  89. P. Kalnis, N. Mamoulis, and D. Papadias, "View Selection Using Randomized Search," Data & Knowledge Engineering (DKE), 42(1): 89-111, Elsevier, June 2002.
  90. N. Mamoulis and D. Papadias, "Multiway Spatial Joins," ACM Transactions on Database Systems (TODS), 26(4): 424-475, ACM Press, December 2001.
  91. D. Papadias, N. Mamoulis, and Y. Theodoridis, " Constraint-based Processing of Multiway Spatial Joins," Algorithmica, 30(2): 188-215, Springer, February 2001.
  92. D. Papadias, N. Mamoulis, and V. Delis, "Approximate spatio-temporal retrieval," ACM Transactions on Information Systems (TOIS), 19(1): 53-96, ACM Press, January 2001.

Refereed Conference Proceedings

  1. G. Christodoulou, P. Bouros and N. Mamoulis, "LIT: Lightning-fast In-memory Temporal Indexing," Proceedings of the ACM Conference on Management of Data (SIGMOD), Santiago de Chile, June 2024.
  2. P. Bouros, A. Titkov, G. Christodoulou, C. Rauch, and N. Mamoulis, "HINT on Steroids: Batch Query Processing for Interval Data," Proceedings of the 27th International Conference on Extending Database Technology (EDBT), Paestum, Italy, March 2024 (short paper).
  3. A. Michalopoulos, K. Lampropoulos, G. Kelantonakis, C. Zeginis, K. Magoutis, and N. Mamoulis, "Similarity Search based on Geo-footprints," Proceedings of the 27th International Conference on Extending Database Technology (EDBT), Paestum, Italy, March 2024 (short paper).
  4. M. D. Siampou, G. Papadakis, N. Mamoulis, and M. Koubarakis, "Supervised Scheduling for Geospatial Interlinking," Proceedings of the International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL), Hamburg, Germany, November 2023.
  5. A. Michalopoulos, D. Tsitsigkos, P. Bouros, N. Mamoulis, and M. Terrovitis, "Efficient Nearest Neighbor Queries on Non-point Data," Proceedings of the International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL), Hamburg, Germany, November 2023.
  6. T. Georgiadis and N. Mamoulis, "Raster Intervals: An Approximation Technique for Polygon Intersection Joins," Proceedings of the ACM Conference on Management of Data (SIGMOD), Seattle, WA, June 2023.
  7. X. Wu, D. Theodoratos, N. Mamoulis, and M. Lan, "Evaluating Hybrid Graph Pattern Queries Using Runtime Index Graphs," 26th International Conference on Extending Database Technology (EDBT), Ioannina, Greece, March 2023.
  8. D. Bilidas, T. Ioannidis, N. Mamoulis, and Manolis Koubarakis, "Strabo 2: Distributed Management of Massive Geospatial RDF Datasets," Proceedings of the 21st International Semantic Web Conference (ISWC), Hangzhou, China, October 2022.
  9. G. Christodoulou, P. Bouros and N. Mamoulis, "HINT: A Hierarchical Index for Intervals in Main Memory," Proceedings of the ACM Conference on Management of Data (SIGMOD), Philadelphia, PA, June 2022.
  10. C. Kosyfaki and N. Mamoulis, "Provenance in Temporal Interaction Networks," 38th International Conference on Data Engineering (ICDE), Kuala Lumpur, Malaysia, May 2022.
  11. G. Kalamatianos, G. J. Fakas, and N. Mamoulis, "Proportionality in Spatial Keyword Search," Proceedings of the ACM Conference on Management of Data (SIGMOD), Xi'an, China, June 2021.
  12. D. Tsitsigkos, K. Lampropoulos, P. Bouros, N. Mamoulis, and M. Terrovitis, "A Two-layer Partitioning for Non-point Spatial Data," 37th International Conference on Data Engineering (ICDE), Chania, Greece, April 2021.
  13. C. Kosyfaki, N. Mamoulis, E. Pitoura, and P. Tsaparas, "Flow Computation in Temporal Interaction Networks," 37th International Conference on Data Engineering (ICDE), Chania, Greece, April 2021.
  14. X. Li, D. Ding, B. Kao, Y. Sun, and N. Mamoulis, "Leveraging Meta-path Contexts for Classification in Heterogeneous Information Networks," 37th International Conference on Data Engineering (ICDE), Chania, Greece, April 2021.
  15. G. Papadakis, G. Mandilaras, N. Mamoulis, and M. Koubarakis, "Progressive, Holistic Geospatial Interlinking," 30th International Conference on World Wide Web (WWW), Ljubljana, Slovenia, April 2021.
  16. S. Tsioutsiouliklis, E. Pitoura, P. Tsaparas, I. Kleftakis, and N. Mamoulis, "Fairness Aware PageRank," 30th International Conference on World Wide Web (WWW), Ljubljana, Slovenia, April 2021.
  17. S. Qi, P. Bouros, and N. Mamoulis, "Top-k String Similarity Joins," 32nd International Conference on Scientific and Statistical Database Management (SSDBM), Vienna, Austria, July 2020.
  18. C. Shan, L. H. U, N. Mamoulis, R. Cheng, and X. Li, "A General Early-Stopping Module for Crowdsourced Ranking," 25th International Conference on Database Systems for Advanced Applications (DASFAA), Jeju, South Korea, May 2020.
  19. C. Shan, N. Mamoulis, R. Cheng, G. Li, X. Li, Y. Qian, "An End-to-End Deep RL Framework for Task Arrangement in Crowdsourcing Platforms," 36th IEEE International Conference on Data Engineering (ICDE) Dallas, TX, April 2020.
  20. P. Bouros, K. Lampropoulos, D. Tsitsigkos, N. Mamoulis, and M. Terrovitis, "Band Joins for Interval Data," 23rd International Conference on Extending Database Technology (EDBT), Copenhagen, Denmark, March 2020 (short paper).
  21. D. Tsitsigkos, P. Bouros, N. Mamoulis, and M. Terrovitis, "Parallel In-Memory Evaluation of Spatial Joins," 27th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL/GIS), Chicago, IL, November, 2019 (short paper).
  22. C. Kosyfaki, N. Mamoulis, E. Pitoura, and P. Tsaparas, "Flow Motifs in Interaction Networks," Proceedings of the 22nd International Conference on Extending Database Technology (EDBT), Lisbon, Portugal, March 2019.
  23. Y. Fang, R. Cheng, G. Cong, N. Mamoulis, and Y. Li, "On Spatial Pattern Matching," Proceedings of the 34th IEEE International Conference on Data Engineering (ICDE), Paris, France, April 2018.
  24. C. Shan, N. Mamoulis, G. Li, R. Cheng, Z. Huang, and Y. Zheng "T-Crowd: Effective Crowdsourcing for Tabular Data," Proceedings of the 34th IEEE International Conference on Data Engineering (ICDE), Paris, France, April 2018 (short paper).
  25. P. Bouros and N. Mamoulis, "Interval Count Semi-Joins," Proceedings of the 21st International Conference on Extending Database Technology (EDBT), pp. 425-428, Vienna, Austria, March 2018 (short paper).
  26. Y. Qian, C. Tan, N. Mamoulis, and D. W. Cheung, "DSANLS: Accelerating Distributed Nonnegative Matrix Factorization via Sketching," Proceedings of the 11th ACM International Conference on Web Search and Data Mining (WSDM), pp. 450-458, Los Angeles, CA, February 2018.
  27. D. Ding, H. Li, Z. Huang, and N. Mamoulis, "Efficient Fault-Tolerant Group Recommendation Using alpha-beta-core," Proceedings of the ACM Conference on Information and Knowledge Management (CIKM), pp. 2047-2050, Singapore, November 2017 (short paper).
  28. Y. Qian, Z. Lu, N. Mamoulis, and D. W. Cheung, "P-LAG: Location-aware Group Recommendation for Passive Users," Proceedings of the 15th International Symposium on Spatial and Temporal Databases (SSTD), pp. 242-259, Arlington VA, August 2017.
  29. Z. Huang and N. Mamoulis, "Location-Aware Query Recommendation for Search Engines at Scale," Proceedings of the 15th International Symposium on Spatial and Temporal Databases (SSTD), pp. 203-220, Arlington VA, August 2017.
  30. H. Li, T. N. Chan, M. L. Yiu, and N. Mamoulis, " FEXIPRO: Fast and Exact Inner Product Retrieval in Recommender Systems," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 835-850, Chicago, IL, May 2017.
  31. Z. Lu, H. Li, N. Mamoulis, and D. W. Cheung, "HBGG: a Hierarchical Bayesian Geographical Model for Group Recommendation," Proceedings of the SIAM International Conference on Data Mining (SDM), pp. 372-380, Houston, TX, April 2017.
  32. M. Meimaris, G. Papastefanatos, N. Mamoulis, and I. Anagnostopoulos, "Extended Characteristic Sets: Graph Indexing for SPARQL Query Optimization," Proceedings of the 33th International Conference on Data Engineering (ICDE), pp. 497-508, San Diego, CA, April 2017.
  33. D. Serbos, S. Qi, N. Mamoulis, E. Pitoura, and P. Tsaparas, "Fairness in Package-to-Group Recommendations," Proceedings of the 26th International World Wide Web Conference (WWW), pp. 371-379, Perth, Australia, April 2017.
  34. Y. Qian, H. Li, N. Mamoulis, Y. Liu, and D. W. Cheung, "Reverse k-Ranks Queries on Large Graphs," Proceedings of the 20th International Conference on Extending Database Technology (EDBT), pp. 37-48, Venice, Italy, March 2017.
  35. C. Doulkeridis, A. Vlachou, D. Mpestas, and N. Mamoulis, "Parallel and Distributed Processing of Spatial Preference Queries using Keywords," Proceedings of the 20th International Conference on Extending Database Technology (EDBT), pp. 318-329, Venice, Italy, March 2017.
  36. S. Qi, N. Mamoulis, E. Pitoura, and P. Tsaparas, "Recommending Packages to Groups," Proceedings of the IEEE International Conference on Data Mining (ICDM), pp. 449-458, Barcelona, Spain, December 2016.
  37. Z. Huang, Y. Zheng, R. Cheng, Y. Sun, N. Mamoulis, and Xiang Li, "Meta Structure: Computing Relevance in Large Heterogeneous Information Networks," Proceedings of the 22th ACM International Conference on Knowledge Discovery and Data Mining (SIGKDD), pp. 1595-1604, San Francisco, California, August 2016.
  38. W. Tu, D. W.-L. Cheung, N. Mamoulis, M. Yang, and Z. Lu, "Investment Recommendation using Investor Opinions in Social Media," Proceedings of the 39th Annual ACM SIGIR Conference (SIGIR), pp. 881-884, Pisa, Italy, July 2016 (short paper).
  39. Z. Lu, N. Mamoulis, E. Pitoura, and P. Tsaparas, "Sentiment-Based Topic Suggestion for Micro-Reviews," Proceedings of the 10th International AAAI Conference on Web and Social Media (ICWSM), pp. 231-240, Cologne, Germany, May 2016.
  40. J. Shi, D. Wu, and N. Mamoulis "Top-k Relevant Semantic Place Retrieval on Spatial RDF Data," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 1977-1990, San Francisco, CA, June 2016.
  41. W. Tu, D. W.-L. Cheung, N. Mamoulis, M. Yang, and Z. Lu " Real-time Detection and Sorting of News on Microblogging Platforms," Proceedings of the 29th Pacific Asia Conference on Language, Information and Computation (PACLIC), Shanghai, China, October 2015.
  42. H. Li, D. Wu, W. Tang, and N. Mamoulis, "Overlapping Community Regularization for Rating Prediction in Social Recommender Systems," Proceedings of the 9th ACM Conference on Recommender Systems (RecSys), pp. 27-34, Vienna, Austria, September 2015.
  43. S. Qi, P. Bouros, D. Sacharidis, and N. Mamoulis, "Efficient Point-based Trajectory Search," Proceedings of the 14th International Symposium on Spatial and Temporal Databases (SSTD), best paper award, pp. 179-196, Hong Kong, August 2015.
  44. N. M. Kou, L. H. U, N. Mamoulis, and Z. Gong, "Weighted Coverage based Reviewer Assignment," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 2031-2046, Melbourne, Australia, June 2015.
  45. G. J. Fakas, Z. Cai, and N. Mamoulis, "Diverse and Proportional Size-l Object Summaries for Keyword Search," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 363-375, Melbourne, Australia, June 2015.
  46. W. Tu, D. Cheung, N. Mamoulis, M. Yang, and Z. Lu, "Activity-Partner Recommendation," Proceedings of the 19th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD), pp. 591-604, Ho Chi Minh City, Vietnam, May 2015.
  47. W. Tu, D. Cheung, and N. Mamoulis, "Time-Sensitive Opinion Mining for Prediction," Proceedings of the 29th National Conference on Artificial Intelligence (AAAI), pp. 4214-4215, Austin, TX, January 2015 (short paper).
  48. W. Tu, D. Cheung, and N. Mamoulis, "Improving Microblog Retrieval from Exterior Corpus by Automatically Constructing a Microblogging Corpus," Proceedings of the 29th National Conference on Artificial Intelligence (AAAI), pp. 4212-4213, Austin, TX, January 2015 (short paper).
  49. A. Zuefle, T. Emrich, K. A. Schmid, N. Mamoulis, A. Zimek, and M. Renz, "Representative Clustering of Uncertain Data," Proceedings of the 20th ACM International Conference on Knowledge Discovery and Data Mining (SIGKDD), pp. 243-252, New York, NY, August 2014.
  50. Z. Lu, N. Mamoulis, and D. W. Cheung, "A Collective Topic model for Milestone Paper Discovery," Proceedings of the 37th Annual ACM SIGIR Conference (SIGIR), pp. 1019-1022, Gold Coast, Australia, July 2014 (short paper).
  51. H. Li, D. Wu, and N. Mamoulis, "A Revisit to Social Network-Based Recommender Systems," Proceedings of the 37th Annual ACM SIGIR Conference (SIGIR), pp. 1239-1242, Gold Coast, Australia, July 2014 (short paper).
  52. J. Shi, N. Mamoulis, D. Wu, and D. W. Cheung, "Density-based Place Clustering in Geo-Social Networks," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 99-110, Snowbird, UT, June 2014.
  53. T. Emrich, M. Franzke, N. Mamoulis, M. Renz, and A. Zuefle, "Geo-Social Skyline Queries," Proceedings of the 19th International Conference on Database Systems for Advanced Applications (DASFAA), pp. 77-91, Bali, Indonesia, April 2014.
  54. T. Emrich, H.-P. Kriegel, N. Mamoulis, J. Niedermayer, M. Renz, and A. Zuefle, "Reverse-Nearest Neighbor Queries on Uncertain Moving Object Trajectories," Proceedings of the 19th International Conference on Database Systems for Advanced Applications (DASFAA), pp. 92-107, Bali, Indonesia, April 2014.
  55. H. Wang, M. Terrovitis, and N. Mamoulis, "Location Recommendation in Location-based Social Networks using User Check-in Data," Proceedings of the 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (GIS), pp. 364-373, Orlando, FL, November 2013.
  56. S. Qi, P. Bouros, and N. Mamoulis, "Efficient Top-k Spatial Distance Joins," Proceedings of the 13th International Symposium on Spatial and Temporal Databases (SSTD), pp. 1-18, Munich, Germany, August 2013.
  57. J. Li, M. L. Yiu, and N. Mamoulis, "Efficient Notification of Meeting Points for Moving Groups via Independent Safe Regions,"Proceedings of the 29th International Conference on Data Engineering (ICDE), pp. 422-433, Brisbane, Australia, April 2013.
  58. P. Zhang, R. Cheng, N. Mamoulis, M. Renz, A. Zuefle, Y. Tang, and T. Emrich, "Voronoi-based Nearest Neighbor Search for Multi-Dimensional Uncertain Databases,"Proceedings of the 29th International Conference on Data Engineering (ICDE), pp. 158-169, Brisbane, Australia, April 2013.
  59. Y. Zhang, C. J. Xue, D. S. Wong, N. Mamoulis, and S. M. Yiu, "Acceleration of Composite Order Bilinear Pairing on Graphics Hardware," Proceedings of the 14th International Conference on Information and Communications Security (ICICS), pp. 341-348, Hong Kong, October 2012.
  60. T. Emrich, H.-P. Kriegel, N. Mamoulis, M. Renz, and A. Zuefle, "Indexing Uncertain Spatio-Temporal Data,"Proceedings of the Conference on Information and Knowledge Management (CIKM), pp. 395-404, Maui, Hawaii, October 2012.
  61. T. Emrich, H.-P. Kriegel, N. Mamoulis, M. Renz, and A. Zuefle, "Querying Uncertain Spatio-Temporal Data,"Proceedings of the 28th International Conference on Data Engineering (ICDE), pp. 354-365, Washington DC, April 2012.
  62. T. Bernecker, T. Emrich, H.-P. Kriegel, N. Mamoulis, M. Renz, S. Zhang, and A. Zuefle, "Inverse Queries For Multidimensional Spaces," Proceedings of the 12th International Symposium on Spatial and Temporal Databases (SSTD), pp. 330-347, Minneapolis, MN, August 2011.
  63. T. Bernecker, H.-P. Kriegel, N. Mamoulis, M. Renz, and A. Zuefle, "Continuous Inverse Ranking Queries in Uncertain Streams ," Proceedings of the 23rd International Conference on Scientific and Statistical Database Management (SSDBM), pp. 37-54, Portland, OR, July 2011.
  64. T. Bernecker, T. Emrich, H.-P. Kriegel, N. Mamoulis, M. Renz, and A. Zuefle, " A Novel Probabilistic Pruning Approach to Speed Up Similarity Queries in Uncertain Databases,"Proceedings of the 27th International Conference on Data Engineering (ICDE), pp. 339-350, Hannover, Germany, April 2011.
  65. M. Terrovitis, P. Bouros, P. Vassiliadis, T. K. Sellis, and N. Mamoulis, " Efficient answering of set containment queries for skewed item distributions," Proceedings of the 14th International Conference on Extending Database Technology (EDBT), pp. 225-236, Uppsala, Sweden, March 2011.
  66. D. W. Cheung, N. Mamoulis, W.K. Wong, S.M. Yiu, and Y. Zhang, "Anonymous Fuzzy Identity-Based Encryption for Similarity Search," Proceedings of the 21st International Symposium on Algorithms and Computation (ISAAC), pp. 61-72, Jeju Island, Korea, December 2010.
  67. Y. Zhang, M. H. Au, D. S. Wong, Q. Huang, N. Mamoulis, D. W. Cheung, and S.M. Yiu, "Oblivious Transfer with Access Control: Realizing Disjunction without Duplication," Proceedings of the 4th International Conference on Pairing-Based Cryptography (Pairing), pp. 96-115, Ishikawa, Japan, December 2010.
  68. L. H. U, N. Mamoulis, K. Berberich, and S. Bedathur, "Durable Top-k Search in Document Archives," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 483-494, Indianapolis, IN, June 2010.
  69. W. K. Wong, N. Mamoulis, and D. W. Cheung, " Non-homogeneous Generalization in Privacy Preserving Data Publishing ," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 483-494, Indianapolis, IN, June 2010.
  70. G. Chatzimilioudis, N. Mamoulis, and D. Gunopulos, "A Distributed Technique for Dynamic Operator Placement in Wireless Sensor Networks," Proceedings of the 11th International conference on Mobile Data Management Systems (MDM), pp. 167-176, Kansas City, Missouri, May 2010.
  71. S. Zhang, N. Mamoulis, and D. W. Cheung, "Scalable Skyline Computation Using Object-based Space Partitioning," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 483-494, Providence, RI, June 2009.
  72. W. K. Wong, D. W. Cheung, B. Kao, and N. Mamoulis, "Secure k-NN Computation on Encrypted Databases," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 139-152, Providence, RI, June 2009.
  73. Z. Lin, M. L. Yiu, and Mamoulis, "Thresholded Range Aggregation in Sensor Networks," Proceedings of the 10th International conference on Mobile Data Management Systems (MDM), pp. 162-171, Taipei, Taiwan, May 2009.
  74. G. Chatzimilioudis, H. Hakkoymaz, N. Mamoulis, D.Gunopulos, "Operator Placement for Multi-Predicate Snapshot Queries in Wireless Sensor Networks," Proceedings of the 10th International conference on Mobile Data Management Systems (MDM), pp. 21-30, Taipei, Taiwan, May 2009.
  75. J. Gong , D. W. Cheung , N. Mamoulis , B. Kao, "XML data integration using fragment join," Proceedings of the14th International Conference on Database Systems for Advanced Applications (DASFAA), pp. 334-338, Brisbane, Australia, April 2009. (short paper)
  76. L. H. U, N. Mamoulis, and K. Mouratidis, "Efficient Evaluation of Multiple Preference Queries," Proceedings of the 25th IEEE International Conference on Data Engineering (ICDE), pp. 1251-1254, Shanghai China, April 2009. (short paper)
  77. L. H. U, M. L. Yiu, K. Mouratidis, and N. Mamoulis, "Capacity Constrained Assignment in Spatial Databases," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 15-28, Vancouver, Canada, June 2008.
  78. M. Terrovitis and N. Mamoulis, "Privacy Preservation in the Publication of Trajectories," Proceedings of the 9th International Conference on Mobile Data Management (MDM), test of time award at MDM 2022, pp. 65-72, Beijing, China, April 2008
  79. P. Karras and N. Mamoulis, "Lattice Histograms: a Resilient Synopsis Structure," Proceedings of the 24th International Conference on Data Engineering (ICDE), pp. 247-256, Cancún, México, April 2008.
  80. M. L. Yiu, N. Mamoulis, and P. Karras, "Common Influence Join: A Natural Join Operation for Spatial Pointsets," Proceedings of the 24th International Conference on Data Engineering (ICDE), pp. 100-109, Cancún, México, April 2008.
  81. M. L. Yiu, P. Karras, and N. Mamoulis, "Ring-constrained Join: Deriving Fair Middleman Locations from Pointsets via a Geometric Constraint," Proceedings of the 11th International Conference on Extending Database Technology (EDBT), pp. 606-617, Nantes, France, March 2008.
  82. M. L. Yiu and N. Mamoulis, "Efficient Processing of Top-k Dominating Queries on Multi-Dimensional Data," Proceedings of the 33rd Very Large Data Bases Conference (VLDB), pp. 412-426, Vienna, Austria, September 2007.
  83. G. Ghinita, P. Karras, P. Kalnis, and N. Mamoulis, "Fast Data Anonymization with Low Information Loss," Proceedings of the 33rd Very Large Data Bases Conference (VLDB), pp. 758-769, Vienna, Austria, September 2007.
  84. W. K. Wong, D. W. Cheung, E. Hung, B. Kao, and N. Mamoulis, "Security in Outsourcing of Association Rule Mining," Proceedings of the 33rd Very Large Data Bases Conference (VLDB), pp. 111-122, Vienna, Austria, September 2007.
  85. P. Karras, D. Sacharidis, and N. Mamoulis, "Exploiting Duality in Summarization with Deterministic Guarantees," Proceedings of the 13th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), pp. 380-389, San Jose, CA, August 2007.
  86. L. H. U, N. Mamoulis, and M. L. Yiu, "Continuous Monitoring of Exclusive Closest Pairs," Proceedings of the 10th International Symposium on Spatial and Temporal Databases (SSTD), pp. 1-19, Boston, MA, July 2007.
  87. M. Hadjieleftheriou, and N. Mamoulis, and Y. Tao, "Continuous Constraint Query Evaluation for Spatiotemporal Streams," Proceedings of the 10th International Symposium on Spatial and Temporal Databases (SSTD), pp. 348-365, Boston, MA, July 2007.
  88. M. L. Yiu, N. Mamoulis, and S. Bakiras, "Retrieval of Spatial Join Pattern Instances from Sensor Networks," Proceedings of the 19th International Conference on Scientific and Statistical Database Management (SSDBM), Banff, Canada, July 2007.
  89. P. Karras and N. Mamoulis, "The Haar+ Tree: a Refined Synopsis Data Structure," Proceedings of the 23rd International Conference on Data Engineering (ICDE), Instanbul, Turkey, April 2007.
  90. M. L. Yiu, X. Dai, N. Mamoulis, and M. Vaitis, "Top-k Spatial Preference Queries," Proceedings of the 23rd International Conference on Data Engineering (ICDE), Instanbul, Turkey, April 2007.
  91. H. Cao, N. Mamoulis, and D. W. Cheung, "Discovery of Collocation Episodes in Spatiotemporal Data," Proceedings of the 6th IEEE International Conference on Data Mining (ICDM), pp. 823-827, Hong Kong, China December 2006.
  92. K. Mouratidis, M. L. Yiu, D. Papadias, and N. Mamoulis, "Continuous Nearest Neighbor Monitoring in Road Networks," Proceedings of the 32nd Very Large Data Bases Conference (VLDB), pp. 43-54, Seoul, Korea, September 2006.
  93. P. Karras and N. Mamoulis, "Detecting the Direction of Motion in a Binary Sensor Network," Proceedings of the IEEE International Conference on Sensor Networks, Ubiquitous, and Trustworthy Computing (SUTC), pp. 420- 427, Taichung, Taiwan, June 2006.
  94. P. Kalnis, N. Mamoulis, S. Bakiras, and X. Li, "Ad-hoc distributed spatial joins on mobile devices," Proceedings of the 20th IEEE International Parallel and Distributed Processing Symposium (IPDPS), pp. 1-10, Rhodes, Greece, April 2006.
  95. N. Mamoulis, K. H. Cheng, M. L. Yiu, and D. W. Cheung, "Efficient Aggregation of Ranked Inputs," Proceedings of the 22nd International Conference on Data Engineering (ICDE), Altanta, GA, April 2006.
  96. M. L. Yiu and N. Mamoulis, "Reverse Nearest Neighbors Search in Ad-hoc Subspaces," Proceedings of the 22nd International Conference on Data Engineering (ICDE), Altanta, GA, April 2006.
  97. M. L. Yiu, N. Mamoulis, and Y. Tao, "Efficient Quantile Retrieval on Multi-dimensional Data," Proceedings of the 10th International Conference on Extending Database Technology (EDBT), pp. 167-185, Munich, Germany, March 2006.
  98. K.K. Wong and N. Mamoulis, "First Look at Average-Case Complexity for Planar Maximum-Likelihood Detection," Proceedings of the 5th IEEE International Conference on Information, Communications and Signal Processing (ICICS), pp. 203- 207, Bangkok, Thailand, December 2005.
  99. H. Cao, N. Mamoulis, and D. W. Cheung, "Mining Frequent Spatio-temporal Sequential Patterns," Proceedings of the 5th IEEE International Conference on Data Mining (ICDM), pp. 82-89, Houston, Texas, November 2005.
  100. P. Karras and N. Mamoulis, "One-Pass Wavelet Synopses for Maximum-Error Metrics," Proceedings of the 31st Very Large Data Bases Conference (VLDB), pp. 421-432, Trondheim, Norway, August 2005.
  101. N. Mamoulis, S. Bakiras, and P. Kalnis, "Evaluation of Top-k OLAP Queries Using Aggregate R-trees," Proceedings of the 9th International Symposium on Spatial and Temporal Databases (SSTD), pp. 336-353, Angra dos Reis, Brazil, August 2005.
  102. X. Dai, M. L. Yiu, N. Mamoulis, Y. Tao, and M. Vaitis, "Probabilistic Spatial Queries on Existentially Uncertain Data," Proceedings of the 9th International Symposium on Spatial and Temporal Databases (SSTD), pp. 400-417, Angra dos Reis, Brazil, August 2005.
  103. P. Kalnis, N. Mamoulis, and S. Bakiras, "On Discovering Moving Clusters in Spatio-temporal Data," Proceedings of the 9th International Symposium on Spatial and Temporal Databases (SSTD), pp. 364-381, Angra dos Reis, Brazil, August 2005.
  104. Y. Tao, M. L. Yiu, D. Papadias, M. Hadjieleftheriou, and N. Mamoulis, "RPJ: Producing Fast Join Results on Streams through Rate-based Optimization," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 371-382, Baltimore, MD, June 2005.
  105. M. L. Yiu, D. Papadias, N. Mamoulis, and Y. Tao, "Reverse Nearest Neighbors in Large Graphs," Proceedings of the 21st International Conference on Data Engineering (ICDE), pp. 186-187, Tokyo, Japan, April 2005. (short paper)
  106. W. Lian, N. Mamoulis, D. W. Cheung, and S. M. Yiu, "Discovering Minimal Infrequent Structures from XML Documents," Proceedings of the 5th International Conference on Web Information Systems Engineering (WISE), pp. 291-302, Brisbane, Australia, November 2004.
  107. N. Mamoulis and K. Stergiou, "Constraint Satisfaction in Semi-structured Data Graphs," Proceedings of the 10th International Conference on Principles and Practice of Constraint Programming (CP), pp. 393-407, Toronto, Canada, September 2004.
  108. N. Mamoulis and K. Stergiou, "Algorithms for Quantified Constraint Satisfaction Problems," Proceedings of the 10th International Conference on Principles and Practice of Constraint Programming (CP), pp. 752-756, Toronto, Canada, September 2004.
  109. E. Lo, N. Mamoulis, D. W. Cheung, W. S. Ho, and P. Kalnis, "Processing Ad-Hoc Joins on Mobile Devices," Proceedings of the Fifteenth International Conference on Database and Expert Systems Applications (DEXA), pp. 611-621, Zaragoza, Spain, September 2004.
  110. N. Mamoulis, H. Cao, G. Kollios, M. Hadjieleftheriou, Y. Tao, and D. W. L. Cheung, "Mining, Indexing, and Querying Historical Spatiotemporal Data," Proceedings of the 10th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), pp. 236-245, Seattle, WA, August 2004. (runner-up best application paper in KDD'04)
  111. X. Zhang, N. Mamoulis, D. W. L. Cheung, and Y. Shou, "Fast Mining of Spatial Collocations," Proceedings of the 10th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), pp. 384-393, Seattle, WA, August 2004.
  112. W. Lian, D. W. Cheung, N. Mamoulis, and S.M. Yiu, "Improving Query Performance by Clustering XML Documents," Proceedings of the International Conference on Computing, Communications and Control Technologies (CCCT), Austin, TX, August, 2004.
  113. J. Zhang, N. Mamoulis, D. Papadias, and Y. Tao, "All-Nearest-Neighbors Queries in Spatial Databases," Proceedings of the 16th International Conference on Scientific and Statistical Database Management (SSDBM), pp. 297-306, Santorini, Greece, June 2004.
  114. M. L. Yiu and N. Mamoulis, "Clustering Objects on a Spatial Network," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 443-454, Paris, France, June 2004.
  115. H. Cao, D. W. Cheung, and N. Mamoulis, "Discovering Partial Periodic Patterns in Discrete Data Sequences," Proceedings of the 8th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD), pp. 653-658, Sydney, Australia, May, 2004. (short paper)
  116. N. Mamoulis and M. L. Yiu, "Non-contiguous Sequence Pattern Queries," Proceedings of the 9th International Conference on Extending Database Technology (EDBT), pp. 783-800, Heraclion, Greece, March 2004.
  117. M. L. Yiu and N. Mamoulis, "Frequent-Pattern based Iterative Projected Clustering,"  Proceedings of the 3rd IEEE International Conference on Data Mining (ICDM), pp. 689-692, Melbourne, Florida, USA, November 2003. (short paper)
  118. D. Papadias, J. Zhang, N. Mamoulis, and Y. Tao, "Query Processing in Spatial Network Databases," Proceedings of the 29th Very Large Data Bases Conference (VLDB), pp. 802-813, Berlin, Germany, September 2003.
  119. W. Lian, N. Mamoulis, and D. W. Cheung, "A Filter Index for Complex Queries on Semi-structured Data," Proceedings of the 4th International Conference on Web-Age Information Management (WAIM), pp. 397 - 408, Chengdu, China, August 2003.
  120. N. Mamoulis, P. Kalnis, S. Bakiras, and X. Li, "Optimization of Spatial Joins on Mobile Devices,"  Proceedings of the 8th International Symposium on Spatial and Temporal Databases (SSTD), pp. 233-251, Santorini, Greece, July 2003.
  121. Y. Shou, N. Mamoulis, H. Cao, D. Papadias, and D. W. Cheung, "Evaluation of Iceberg Distance Joins," Proceedings of the 8th International Symposium on Spatial and Temporal Databases (SSTD), pp. 270-288, Santorini, Greece, July 2003.
  122. Y. Tao, N. Mamoulis, and D. Papadias "Validity Information Retrieval for Spatio-Temporal Queries: Theoretical Performance Bounds,"  Proceedings of the 8th International Symposium on Spatial and Temporal Databases (SSTD), pp. 159-178, Santorini, Greece, July 2003.
  123. N. Mamoulis, "Efficient Processing of Joins on Set-valued attributes," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 157-168, San Diego, CA, June 2003.
  124. N. Mamoulis, D. W. Cheung, and W. Lian, "Similarity Search in Sets and Categorical Data Using the Signature Tree," Proceedings of the 19th International Conference on Data Engineering (ICDE), pp. 75-86, Bangalore, India, March 2003.
  125. A.P. de Vries, N. Mamoulis, N. Nes, and M.L. Kersten,  "Efficient k-NN Search on Vertically Decomposed Data," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 322-333, Madison, Wisconsin, June 2002.
  126. N. Mamoulis and K. Stergiou, "Solving Non-Binary CSPs Using the Hidden Variable Encoding," Proceedings of the 7th International Conference on Principles and Practice of Constraint Programming (CP), pp. 168-182, Paphos, Cyprus, November 2001.
  127. N. Mamoulis and D. Papadias, "Selectivity Estimation of Complex Spatial Queries," Proceedings of the 7th International Symposioum on Spatial and Temporal Databases (SSTD), pp. 155-174, Los Angeles, CA, July 2001.
  128. D. Papadias, M. Mantzourogiannis, P. Kalnis, N. Mamoulis, and I. Ahmad, "Content-Based Retrieval Using Heuristic Search," Proceedings of the ACM Conference on Information Retrieval (SIGIR), pp. 168-175, Berkeley, California, August 1999.
  129. N. Mamoulis and D. Papadias, "Improving search using indexing: a study with temporal CSPs," Proceedings of the 16th International Joint Conference on Artificial Intelligence (IJCAI), pp. 168-175, Stockholm, Sweden, August 1999.
  130. D. Papadias, P. Kalnis, and N. Mamoulis, "Hierarchical Constraint Satisfaction in Spatial Databases," Proceedings of the 16th National Conference on Artificial Intelligence (AAAI), pp. 142-147, Orlando, Florida, July 1999.
  131. N. Mamoulis and D. Papadias, "Integration of Spatial Join Algorithms for Processing Multiple Inputs," Proceedings of the ACM Conference on Management of Data (SIGMOD), pp. 1-12, Philadelphia, PA, June 1999.
  132. D. Papadias, N. Mamoulis, and Y. Theodoridis, "Processing and Optimization of Multi-way Spatial Joins," Proceedings of the ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems (PODS), pp. 44-55, Philadelphia, PA, June 1999.
  133. N. Mamoulis and D. Papadias, "Constraint-based Algorithms for Computing Clique Intersection Joins," Proceedings of the 6th ACM International Symposium on Advances in Geographic Information Systems (GIS), pp. 118-123, Washington DC, November 1998.
  134. D. Papadias, N. Mamoulis, and D. Meretakis, "Image Similarity Retrieval by Spatial Constraints," Proceedings of the 7th ACM Conference on Information and Knowledge Management (CIKM), pp. 289-296, Washington DC, November 1998.
  135. V. Delis, D. Papadias, and N. Mamoulis, "Assessing Multimedia Similarity: A Framework for Structure and Motion," Proceedings of 6th ACM Multimedia Conference (SIGMM), pp. 333-338, Brighton, UK, ACM Press, September 1998.
  136. D. Papadias, N. Mamoulis, and V. Delis, "Algorithms for Querying by Spatial Structure," Proceedings of the 24th Very Large Data Bases Conference (VLDB), pp. 546-557, New York, August 1998.
  137. E. Megalou, T. Hadzilacos, and N. Mamoulis, "Conceptual Title Abstractions: Modeling and Querying Very Large Interactive Multimedia Repositories," Proceedings of the 3rd International Conference on Multimedia Modelling (MMM) , Toulouse, France, November 1996.

Book Chapters/Entries

  1. N. Mamoulis, "Query Processing: Joins," Encyclopedia of Big Data Technologies, Springer, 2018.
  2. M. Terrovitis, N. Mamoulis, and P. Kalnis, "Privacy preservation in the publication of sparse multidimensional data," book chapter in Privacy-Aware Knowledge Discovery: Novel Applications and New Techniques, Bonchi, Ferrari (Eds), CRC Press, Data Mining and Knowledge Discovery Series, 2010.
  3. H. Cao, N. Mamoulis, and D. W. Cheung, "Periodic Pattern Discovery from Trajectories of Moving Objects," book chapter in Geographic Data Mining and Knowledge Discovery, Miller, Han (Eds), 2nd edition, CRC Press, 2009.
  4. N. Mamoulis, “Spatial Join,” Encyclopedia of Database Systems, Springer, 2009.
  5. N. Mamoulis, “Spatio-temporal Data Mining,” Encyclopedia of Database Systems, Springer, 2009.
  6. N. Mamoulis, “Temporal Data Mining,” Encyclopedia of Database Systems, Springer, 2009.
  7. N. Mamoulis, "Co-location Patterns, Algorithms," Encyclopedia of GIS, 103-107, Springer, 2008.
  8. N. Mamoulis, S. Bakiras, and P. Kalnis, "Top-k OLAP Queries Using Augmented Spatial Access Methods," Encyclopedia of GIS, 1156-1161, Springer, 2008.
  9. M. L. Yiu, Y. Tao, and N. Mamoulis, "Indexing, BDual Tree," Encyclopedia of GIS, 497-502, Springer, 2008.
  10. D. Papadias, M. L. Yiu, and N. Mamoulis, Y. Tao, "Nearest Neighbor Queries in Network Databases," Encyclopedia of GIS, 772-776, Springer, 2008.
  11. N. Mamoulis, "Co-location Pattern," Encyclopedia of GIS, 98, Springer, 2008.
  12. N. Mamoulis, Y. Theodoridis, and D. Papadias, "Spatial Joins: Algorithms, Cost Models and Optimization Techniques," book chapter in Spatial Databases: Technologies, Techniques and Trends, Manolopoulos, Papadopoulos, Vassilakopoulos (Eds), IDEAS Publishing Group, 2005.

Invited Journal Articles

  • P. Bouros and N. Mamoulis, "Spatial joins: what's next?" SIGSPATIAL Special, 11(1): 13-21, 2019.
  • D. Wu, N. Mamoulis, J. Shi, "Clustering in Geo-Social Networks," IEEE Data Engineering Bulletin, 38(2): 47-57, 2015.
  • D. Papadias, Y. Tao, J. Zhang, N. Mamoulis, Q. Shen, J. Sun, "Indexing and Retrieval of Historical Aggregate Information about Moving Objects," IEEE Data Engineering Bulletin, 25(2): 10-17, 2002.