Walid G. Aref - researchr alias

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2011

Irregularity in high-dimensional space-filling curvesMohamed F. Mokbel, Walid G. Aref. dpd, 29(3):217-238, 2011. [doi]

2010

Supporting real-world activities in database management systemsMohamed Y. Eltabakh, Walid G. Aref, Ahmed K. Elmagarmid, Yasin N. Silva, Mourad Ouzzani. icde 2010: 808-811 [doi]

A database server for next-generation scientific data managementMohamed Y. Eltabakh, Walid G. Aref, Ahmed K. Elmagarmid. icde 2010: 313-316 [doi]

Supporting views in data stream management systemsThanaa M. Ghanem, Ahmed K. Elmagarmid, Per-Ã…ke Larson, Walid G. Aref. tods, 35(1), 2010. [doi]

Spatio-Temporal Access Methods: Part 2 (2003 - 2010)Long-Van Nguyen-Dinh, Walid G. Aref, Mohamed F. Mokbel. debu, 33(2):46-55, 2010. [doi]

The similarity join database operatorYasin N. Silva, Walid G. Aref, Mohamed H. Ali. icde 2010: 892-903 [doi]

SimDB: a similarity-aware database systemYasin N. Silva, Ahmed M. Aly, Walid G. Aref, Per-Åke Larson. sigmod 2010: 1243-1246 [doi]

2009

17th ACM SIGSPATIAL International Symposium on Advances in Geographic Information Systems, ACM-GIS 2009, November 4-6, 2009, Seattle, Washington, USA, ProceedingsDivyakant Agrawal, Walid G. Aref, Chang-Tien Lu, Mohamed F. Mokbel, Peter Scheuermann, Cyrus Shahabi, Ouri Wolfson, editors, ACM, 2009.

Multi-dimensional phenomenon-aware stream query processingAshish Bindra, Ankur Teredesai, Mohamed H. Ali, Walid G. Aref. gis 2009: 476-479 [doi]

Casper*: Query processing for location services without compromising privacyChi-Yin Chow, Mohamed F. Mokbel, Walid G. Aref. tods, 34(4), 2009. [doi]

Online Piece-wise Linear Approximation of Numerical Streams with Precision GuaranteesHazem Elmeleegy, Ahmed K. Elmagarmid, Emmanuel Cecchet, Walid G. Aref, Willy Zwaenepoel. pvldb, 2(1):145-156, 2009. [doi]

Chameleon: Context-Awareness inside DBMSsHicham G. Elmongui, Walid G. Aref, Mohamed F. Mokbel. icde 2009: 1335-1338 [doi]

Supporting annotations on relationsMohamed Y. Eltabakh, Walid G. Aref, Ahmed K. Elmagarmid, Mourad Ouzzani, Yasin N. Silva. edbt 2009: 379-390 [doi]

Hippocratic PostgreSQLJalaja Padma, Yasin N. Silva, Muhammad U. Arshad, Walid G. Aref. icde 2009: 1555-1558 [doi]

Workshop Organizers MessageShazia Wasim Sadiq, Ke Deng, Xiaofang Zhou, Xiaochun Yang, Walid G. Aref, Alex Delis, Qing Liu, Kai Xu 0003. dasfaa 2009: 95-96 [doi]

Similarity Group-ByYasin N. Silva, Walid G. Aref, Mohamed H. Ali. icde 2009: 904-915 [doi]

The RUM-tree: supporting frequent updates in R-trees using memosYasin N. Silva, Xiaopeng Xiong, Walid G. Aref. vldb, 18(3):719-738, 2009. [doi]

Similarity-aware Query Processing and OptimizationYasin N. Silva, Walid G. Aref. VLDB 2009: [doi]

Exploiting similarity-aware grouping in decision support systemsYasin N. Silva, Muhammad U. Arshad, Walid G. Aref. edbt 2009: 1144-1147 [doi]

2008

16th ACM SIGSPATIAL International Symposium on Advances in Geographic Information Systems, ACM-GIS 2008, November 5-7, 2008, Irvine, California, USA, ProceedingsWalid G. Aref, Mohamed F. Mokbel, Markus Schneider, editors, ACM, 2008.

Data management challenges for computational transportationWalid G. Aref, Mourad Ouzzani. mobiquitous 2008: [doi]

The SBC-tree: an index for run-length compressed sequencesMohamed Y. Eltabakh, Wing-Kai Hon, Rahul Shah, Walid G. Aref, Jeffrey Scott Vitter. edbt 2008: 523-534 [doi]

Managing Biological Data using bdbmsMohamed Y. Eltabakh, Mourad Ouzzani, Walid G. Aref, Ahmed K. Elmagarmid, Yasin Laura-Silva, Muhammad U. Arshad, David Salt, Ivan Baxter. icde 2008: 1600-1603 [doi]

Query processing of multi-way stream window joinsMoustafa A. Hammad, Walid G. Aref, Ahmed K. Elmagarmid. vldb, 17(3):469-488, 2008. [doi]

SOLE: scalable on-line execution of continuous queries on spatio-temporal data streamsMohamed F. Mokbel, Walid G. Aref. vldb, 17(5):971-995, 2008. [doi]

2007

Phenomenon-Aware Stream Query ProcessingM. H. Ali, Mohamed F. Mokbel, Walid G. Aref. MDM 2007: 8-15 [doi]

Pipelined spatial join processing for quadtree-based indexesWalid G. Aref. gis 2007: 49 [doi]

Duplicate Elimination in Space-partitioning Tree IndexesMohamed Y. Eltabakh, Mourad Ouzzani, Walid G. Aref. ssdbm 2007: 18 [doi]

bdbms - A Database Management System for Biological DataMohamed Y. Eltabakh, Mourad Ouzzani, Walid G. Aref. cidr 2007: 196-206 [doi]

Incremental Evaluation of Sliding-Window Queries over Data StreamsThanaa M. Ghanem, Moustafa A. Hammad, Mohamed F. Mokbel, Walid G. Aref, Ahmed K. Elmagarmid. tkde, 19(1):57-72, 2007. [doi]

Efficient query execution on broadcasted index tree structuresSusanne E. Hambrusch, Chuan-Ming Liu, Walid G. Aref, Sunil Prabhakar. DKE, 60(3):511-529, 2007. [doi]

Realizing Privacy-Preserving Features in Hippocratic DatabasesYasin Laura-Silva, Walid G. Aref. icde 2007: 198-206 [doi]

Location-Aware Query Processing and OptimizationMohamed F. Mokbel, Walid G. Aref. MDM 2007: 229 [doi]

The New Casper: A Privacy-Aware Location-Based Database ServerMohamed F. Mokbel, Chi-Yin Chow, Walid G. Aref. icde 2007: 1499-1500 [doi]

Place: A Distributed Spatio-Temporal Data Stream Management System for Moving ObjectsXiaopeng Xiong, Hicham G. Elmongui, Xiaoyong Chai, Walid G. Aref. MDM 2007: 44-51 [doi]

2006

Scalability Management in Sensor-Network PhenomenaBasesMohamed H. Ali, Walid G. Aref, Ibrahim Kamel. ssdbm 2006: 91-100 [doi]

STAGGER: Periodicity Mining of Data Streams Using Expanding Sliding WindowsMohamed G. Elfeky, Walid G. Aref, Ahmed K. Elmagarmid. icdm 2006: 188-199 [doi]

Challenges in spatiotemporal stream query optimizationHicham G. Elmongui, Mourad Ouzzani, Walid G. Aref. mobide 2006: 27-34 [doi]

Discovering Consensus Patterns in Biological DatabasesMohamed Y. Eltabakh, Walid G. Aref, Mourad Ouzzani, Mohamed H. Ali. vdmb 2006: 170-184 [doi]

Space-Partitioning Trees in PostgreSQL: Realization and PerformanceMohamed Y. Eltabakh, Ramy Eltarras, Walid G. Aref. icde 2006: 100 [doi]

Exploiting predicate-window semantics over data streamsThanaa M. Ghanem, Walid G. Aref, Ahmed K. Elmagarmid. SIGMOD, 35(1):3-8, 2006. [doi]

Adaptive rank-aware query optimization in relational databasesIhab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid, Hicham G. Elmongui, Rahul Shah, Jeffrey Scott Vitter. tods, 31(4):1257-1304, 2006. [doi]

The New Casper: Query Processing for Location Services without Compromising PrivacyMohamed F. Mokbel, Chi-Yin Chow, Walid G. Aref. VLDB 2006: 763-774 [doi]

R-trees with Update MemosXiaopeng Xiong, Walid G. Aref. icde 2006: 22 [doi]

LUGrid: Update-tolerant Grid-based Indexing for Moving ObjectsXiaopeng Xiong, Mohamed F. Mokbel, Walid G. Aref. MDM 2006: 13 [doi]

2005

Detection and Tracking of Discrete Phenomena in Sensor-Network DatabasesMohamed H. Ali, Mohamed F. Mokbel, Walid G. Aref, Ibrahim Kamel. ssdbm 2005: 163-172

NILE-PDT: A Phenomenon Detection and Tracking Framework for Data Stream Management SystemsMohamed H. Ali, Walid G. Aref, Raja Bose, Ahmed K. Elmagarmid, Abdelsalam Helal, Ibrahim Kamel, Mohamed F. Mokbel. VLDB 2005: 1295-1298 [doi]

SPASS: scalable and energy-efficient data acquisition in sensor databasesMohamed H. Ali, Walid G. Aref, Cristina Nita-Rotaru. mobide 2005: 81-88 [doi]

WARP: Time Warping for Periodicity DetectionMohamed G. Elfeky, Walid G. Aref, Ahmed K. Elmagarmid. icdm 2005: 138-145 [doi]

Periodicity Detection in Time Series DatabasesMohamed G. Elfeky, Walid G. Aref, Ahmed K. Elmagarmid. tkde, 17(7):875-887, 2005. [doi]

Spatio-temporal HistogramsHicham G. Elmongui, Mohamed F. Mokbel, Walid G. Aref. ssd 2005: 19-36 [doi]

Optimizing In-Order Execution of Continuous Queries over Streamed Sensor DataMoustafa A. Hammad, Walid G. Aref, Ahmed K. Elmagarmid. ssdbm 2005: 143-146

Rank-Aware Query Processing and OptimizationIhab F. Ilyas, Walid G. Aref. icde 2005: 1144 [doi]

Continuous Query Processing of Spatio-Temporal Data Streams in PLACEMohamed F. Mokbel, Xiaopeng Xiong, Moustafa A. Hammad, Walid G. Aref. geoinformatica, 9(4):343-365, 2005. [doi]

PLACE: A Scalable Location-aware Database Server for Spatio-temporal Data StreamsMohamed F. Mokbel, Walid G. Aref. debu, 28(3):3-10, 2005. [doi]

GPAC: generic and progressive processing of mobile queries over mobile dataMohamed F. Mokbel, Walid G. Aref. MDM 2005: 155-163 [doi]

The Indiana Center for Database Systems at Purdue UniversityMourad Ouzzani, Walid G. Aref, Elisa Bertino, Ann Christine Catlin, Christopher W. Clifton, Wing-Kai Hon, Ahmed K. Elmagarmid, Arif Ghafoor, Susanne E. Hambrusch, Sunil Prabhakar, Jeffrey Scott Vitter, Xiang Zhang. SIGMOD, 34(2):53-58, 2005. [doi]

SEA-CNN: Scalable Processing of Continuous K-Nearest Neighbor Queries in Spatio-temporal DatabasesXiaopeng Xiong, Mohamed F. Mokbel, Walid G. Aref. icde 2005: 643-654 [doi]

2004

VDBMS: A testbed facility for research in video database benchmarkingWalid G. Aref, Ann Christine Catlin, Ahmed K. Elmagarmid, Jianping Fan, Moustafa A. Hammad, Ihab F. Ilyas, Mirette S. Marzouk, Sunil Prabhakar, Yi-Cheng Tu, Xingquan Zhu. mms, 9(6):575-585, 2004. [doi]

Incremental, Online, and Merge Mining of Partial Periodic Patterns in Time-Series DatabasesWalid G. Aref, Mohamed G. Elfeky, Ahmed K. Elmagarmid. tkde, 16(3):332-342, 2004. [doi]

Using Convolution to Mine Obscure Periodic Patterns in One PassMohamed G. Elfeky, Walid G. Aref, Ahmed K. Elmagarmid. edbt 2004: 605-620 [doi]

ClassView: hierarchical video shot classification, indexing, and accessingJianping Fan, Ahmed K. Elmagarmid, Xingquan Zhu, Walid G. Aref, Lide Wu. tmm, 6(1):70-86, 2004. [doi]

Databases Deepen the WebThanaa M. Ghanem, Walid G. Aref. Computer, 37(1):116-117, 2004. [doi]

Bulk Operations for Space-Partitioning TreesThanaa M. Ghanem, Rahul Shah, Mohamed F. Mokbel, Walid G. Aref, Jeffrey Scott Vitter. icde 2004: 29-41 [doi]

Nile: A Query Processing Engine for Data StreamsMoustafa A. Hammad, Mohamed F. Mokbel, Mohamed H. Ali, Walid G. Aref, Ann Christine Catlin, Ahmed K. Elmagarmid, Mohamed Y. Eltabakh, Mohamed G. Elfeky, Thanaa M. Ghanem, R. Gwadera, Ihab F. Ilyas, Mirette S. Marzouk, Xiaopeng Xiong. icde 2004: 851 [doi]

Supporting top-k join queries in relational databasesIhab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid. vldb, 13(3):207-221, 2004. [doi]

Rank-aware Query OptimizationIhab F. Ilyas, Rahul Shah, Walid G. Aref, Jeffrey Scott Vitter, Ahmed K. Elmagarmid. sigmod 2004: 203-214 [doi]

Scalable Multimedia Disk SchedulingMohamed F. Mokbel, Walid G. Aref, Khaled M. Elbassioni, Ibrahim Kamel. icde 2004: 498-509 [doi]

Hash-Merge Join: A Non-blocking Join Algorithm for Producing Fast and Early Join ResultsMohamed F. Mokbel, Ming Lu, Walid G. Aref. icde 2004: 251-263 [doi]

SINA: Scalable Incremental Processing of Continuous Queries in Spatio-temporal DatabasesMohamed F. Mokbel, Xiaopeng Xiong, Walid G. Aref. sigmod 2004: 623-634 [doi]

Continuous Query Processing of Spatio-temporal Data Streams in PLACEMohamed F. Mokbel, Xiaopeng Xiong, Moustafa A. Hammad, Walid G. Aref. stdbm 2004: 57-64 [doi]

PLACE: A Query Processor for Handling Real-time Spatio-temporal Data StreamsMohamed F. Mokbel, Xiaopeng Xiong, Walid G. Aref, Susanne E. Hambrusch, Sunil Prabhakar, Moustafa A. Hammad. VLDB 2004: 1377-1380 [doi]

Scalable Spatio-temporal Continuous Query Processing for Location-aware ServicesXiaopeng Xiong, Mohamed F. Mokbel, Walid G. Aref, Susanne E. Hambrusch, Sunil Prabhakar. ssdbm 2004: 317 [doi]

Exploring video content structure for hierarchical summarizationXingquan Zhu, Xindong Wu, Jianping Fan, Ahmed K. Elmagarmid, Walid G. Aref. mms, 10(2):98-115, 2004. [doi]

2003

Video query processing in the VDBMS testbed for video database researchWalid G. Aref, Moustafa A. Hammad, Ann Christine Catlin, Ihab F. Ilyas, Thanaa M. Ghanem, Ahmed K. Elmagarmid, Mirette S. Marzouk. iwmmdbms 2003: 25-32 [doi]

Stream Window Join: Tracking Moving Objects in Sensor-Network DatabasesMoustafa A. Hammad, Walid G. Aref, Ahmed K. Elmagarmid. ssdbm 2003: 75-84 [doi]

Scheduling for shared window joins over data streamsMoustafa A. Hammad, Michael J. Franklin, Walid G. Aref, Ahmed K. Elmagarmid. VLDB 2003: 297-308 [doi]

Supporting Top-k Join Queries in Relational DatabasesIhab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid. VLDB 2003: 754-765 [doi]

Spatio-Temporal Access MethodsMohamed F. Mokbel, Thanaa M. Ghanem, Walid G. Aref. debu, 26(2):40-49, 2003. [doi]

Spectral LPM: An Optimal Locality-Preserving Mapping using the Spectral (not Fractal) OrderMohamed F. Mokbel, Walid G. Aref, Ananth Grama. icde 2003: 699-701 [doi]

On Querz Processing and Optimality Using Spectral Locality-Preserving MappingsMohamed F. Mokbel, Walid G. Aref. ssd 2003: 102-121 [doi]

Towards scalable location-aware services: requirements and research issuesMohamed F. Mokbel, Walid G. Aref, Susanne E. Hambrusch, Sunil Prabhakar. gis 2003: 110-117 [doi]

Analysis of Multi-Dimensional Space-Filling CurvesMohamed F. Mokbel, Walid G. Aref, Ibrahim Kamel. geoinformatica, 7(3):179-209, 2003.

Medical Video Mining for Efficient Database Indexing, Management and AccessXingquan Zhu, Walid G. Aref, Jianping Fan, Ann Christine Catlin, Ahmed K. Elmagarmid. icde 2003: 569-580 [doi]

2002

A Video Database Management System for Advancing Video Database ResearchWalid G. Aref, Ann Christine Catlin, Jianping Fan, Ahmed K. Elmagarmid, Moustafa A. Hammad, Ihab F. Ilyas, Mirette S. Marzouk, Xingquan Zhu. mis 2002: 8-17

A Distributed Database Server for Continuous MediaWalid G. Aref, Ann Christine Catlin, Ahmed K. Elmagarmid, Jianping Fan, J. Guo, Moustafa A. Hammad, Ihab F. Ilyas, Mirette S. Marzouk, Sunil Prabhakar, Abdelmounaam Rezgui, S. Teoh, Evimaria Terzi, Yi-Cheng Tu, Athena Vakali, Xingquan Zhu. icde 2002: 490-491 [doi]

Scalable QoS-Aware Disk-SchedulingWalid G. Aref, Khaled El-Bassyouni, Ibrahim Kamel, Mohamed F. Mokbel. ideas 2002: 256-265 [doi]

Multiple and Partial Periodicity Mining in Time Series DatabasesChristos Berberidis, Walid G. Aref, Mikhail J. Atallah, Ioannis P. Vlahavas, Ahmed K. Elmagarmid. ecai 2002: 370-374

On the Discovery of Weak Periodicities in Large Time SeriesChristos Berberidis, Ioannis P. Vlahavas, Walid G. Aref, Mikhail J. Atallah, Ahmed K. Elmagarmid. pkdd 2002: 51-61 [doi]

Joining Ranked Inputs in PracticeIhab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid. VLDB 2002: 950-961 [doi]

Efficient Evaluation of Continuous Range Queries on Moving ObjectsDmitri V. Kalashnikov, Sunil Prabhakar, Susanne E. Hambrusch, Walid G. Aref. DEXA 2002: 731-740 [doi]

Smart VideoText: a video data model based on conceptual graphsFotis Kokkoras, Haitao Jiang, Ioannis P. Vlahavas, Ahmed K. Elmagarmid, Elias N. Houstis, Walid G. Aref. mms, 8(4):328-338, 2002. [doi]

Performance of multi-dimensional space-filling curvesMohamed F. Mokbel, Walid G. Aref, Ibrahim Kamel. gis 2002: 149-154 [doi]

Query Indexing and Velocity Constrained Indexing: Scalable Techniques for Continuous Queries on Moving ObjectsSunil Prabhakar, Yuni Xia, Dmitri V. Kalashnikov, Walid G. Aref, Susanne E. Hambrusch. TC, 51(10):1124-1140, 2002. [doi]

ClassMiner: Mining Medical Video Content Structure and Events Towards Efficient Access and Scalable SkimmingXingquan Zhu, Jianping Fan, Walid G. Aref, Ahmed K. Elmagarmid. dmkd 2002: [doi]

Hierarchical video summarization for medical dataXingquan Zhu, Jianping Fan, Ahmed K. Elmagarmid, Walid G. Aref. spieSR 2002: 395-406 [doi]

2001

ACM-GIS 2001, Proceedings of the Ninth ACM International Symposium on Advances in Geographic Information Systems, Atlanta, GA, USA, November 9-10, 2001Walid G. Aref, editor, ACM, 2001.

Disk Scheduling in Video Editing SystemsWalid G. Aref, Ibrahim Kamel, Shahram Ghandeharizadeh. tkde, 13(6):933-950, 2001. [doi]

Automatic image segmentation by integrating color-edge extraction and seeded region growingJianping Fan, David K. Y. Yau, Ahmed K. Elmagarmid, Walid G. Aref. TIP, 10(10):1454-1466, 2001. [doi]

Irregularity in Multi-Dimensional Space-Filling Curves with Applications in Multimedia DatabasesMohamed F. Mokbel, Walid G. Aref. CIKM 2001: 512-519

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