• 815 Citations
  • 13 h-Index
20112024
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Research Output 2011 2019

  • 815 Citations
  • 13 h-Index
  • 35 Conference contribution
  • 7 Article
  • 4 Editorial
  • 3 Chapter
2019

An automated framework for explaining facts extracted from mobility datasets

Tahir, A., Sun, Y. & Elsayed, M., Jun 1 2019, Proceedings - 2019 20th International Conference on Mobile Data Management, MDM 2019. Institute of Electrical and Electronics Engineers Inc., p. 269-278 10 p. 8788788. (Proceedings - IEEE International Conference on Mobile Data Management; vol. 2019-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data visualization
Experiments
Big data

A spatially-pruned vertex expansion operator in the Neo4j graph database system

Sun, Y. & Elsayed, M., Jan 1 2019, In : GeoInformatica.

Research output: Contribution to journalArticle

Titan
spatial data
Data structures
Global positioning system
GPS
1 Citation (Scopus)

Building a large-scale microscopic road network traffic simulator in apache spark

Fu, Z., Yu, J. & Elsayed, M., Jun 1 2019, Proceedings - 2019 20th International Conference on Mobile Data Management, MDM 2019. Institute of Electrical and Electronics Engineers Inc., p. 320-328 9 p. 8788796. (Proceedings - IEEE International Conference on Mobile Data Management; vol. 2019-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric sparks
Simulators
Telecommunication traffic
Urban planning
Information management

Demonstrating geosparksim: A scalable microscopic road network traffic simulator based on Apache spark

Fu, Z., Yu, J. & Elsayed, M., Aug 19 2019, Proceedings of the 16th International Symposium on Spatial and Temporal Databases, SSTD 2019. Association for Computing Machinery, p. 186-189 4 p. (ACM International Conference Proceeding Series).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric sparks
Simulators
Telecommunication traffic
Urban planning
Information management

Demonstrating spindra: A geographic knowledge graph management system

Sun, Y., Yu, J. & Elsayed, M., Apr 1 2019, Proceedings - 2019 IEEE 35th International Conference on Data Engineering, ICDE 2019. IEEE Computer Society, p. 2044-2047 4 p. 8731539. (Proceedings - International Conference on Data Engineering; vol. 2019-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Location based services

GeoSparkViz in action: A data system with built-in support for geospatial visualization

Yu, J., Tahir, A. & Elsayed, M., Apr 1 2019, Proceedings - 2019 IEEE 35th International Conference on Data Engineering, ICDE 2019. IEEE Computer Society, p. 1992-1995 4 p. 8731471. (Proceedings - International Conference on Data Engineering; vol. 2019-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Visualization
Demonstrations
Data visualization
Information management
Interfaces (computer)

Geospatial data management in apache spark: A tutorial

Yu, J. & Elsayed, M., Apr 1 2019, Proceedings - 2019 IEEE 35th International Conference on Data Engineering, ICDE 2019. IEEE Computer Society, p. 2060-2063 4 p. 8731372. (Proceedings - International Conference on Data Engineering; vol. 2019-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric sparks
Information management

Message from the demonstration track chairs

Elsayed, M., Zheng, B. & Zheng, K. K., Jun 1 2019, In : Proceedings - IEEE International Conference on Mobile Data Management. 2019-June, p. XXIV 8788743.

Research output: Contribution to journalEditorial

Demonstrations

Preface

Aref, W. G., Bertolotto, M., Bouros, P., Jensen, C. S., Mahmood, A., Nørvåg, K., Sacharidis, D. & Elsayed, M., Aug 19 2019, In : ACM International Conference Proceeding Series. p. V-VI

Research output: Contribution to journalEditorial

Recurrent neural networks for dynamic user intent prediction in human-database interaction

Meduri, V., Chowdhury, K. & Elsayed, M., Jan 1 2019, Advances in Database Technology - EDBT 2019: 22nd International Conference on Extending Database Technology, Proceedings. Kaoudi, Z., Galhardas, H., Fundulaki, I., Reinwald, B., Herschel, M. & Binnig, C. (eds.). OpenProceedings.org, p. 654-657 4 p. (Advances in Database Technology - EDBT; vol. 2019-March).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recurrent neural networks
Supervised learning
Decision trees
Classifiers
Experiments
2018
1 Citation (Scopus)

A generic database indexing framework for large-scale geographic knowledge graphs

Sun, Y. & Elsayed, M., Nov 6 2018, 26th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, ACM SIGSPATIAL GIS 2018. Xiong, L., Tamassia, R., Banaei, K. F., Guting, R. H. & Hoel, E. (eds.). Association for Computing Machinery, p. 289-298 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Indexing
Subgraph
Query
Graph in graph theory
Experiments
1 Citation (Scopus)

GeoSparkViz: A scalable geospatial data visualization framework in the apache spark ecosystem

Yu, J., Zhang, Z. & Elsayed, M., Jul 9 2018, Scientific and Statistical Database Management - 30th International Conference, SSDBM 2018, Proceedings. Bohlen, M., Gamper, J., Kroger, P. & Sacharidis, D. (eds.). Association for Computing Machinery

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data visualization
Electric sparks
Ecosystems
Visualization
Information management

Human-database interaction: A holistic approach

Elsayed, M. & Meduri, V. V., Oct 24 2018, Proceedings - IEEE 34th International Conference on Data Engineering, ICDE 2018. Institute of Electrical and Electronics Engineers Inc., p. 1673-1674 2 p. 8509430

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Holistic approach
Interaction
Data base
Engines
8 Citations (Scopus)

Spatial data management in apache spark: the GeoSpark perspective and beyond

Yu, J., Zhang, Z. & Elsayed, M., Jan 1 2018, (Accepted/In press) In : GeoInformatica.

Research output: Contribution to journalArticle

data management
Electric sparks
spatial data
Information management
management
2017

A framework for interactive geospatial map cleaning using GPS trajectories

Vementala, N., Papotti, P. & Elsayed, M., Nov 7 2017, Proceedings of IWCTS 2017: 10th ACM SIGSPATIAL International Workshop on Computational Transportation Science. Association for Computing Machinery, p. 19-23 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Global positioning system
Cleaning
Trajectories
Geographic information systems
3 Citations (Scopus)

Answering location-Aware graph reachability queries on geosocial data

Elsayed, M. & Sun, Y., May 16 2017, Proceedings - 2017 IEEE 33rd International Conference on Data Engineering, ICDE 2017. IEEE Computer Society, p. 207-210 4 p. 7929972

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Scalability
Experiments
10 Citations (Scopus)

Database system support for personalized recommendation applications

Elsayed, M., Moraffah, R., Mokbel, M. F. & Avery, J. L., May 16 2017, Proceedings - 2017 IEEE 33rd International Conference on Data Engineering, ICDE 2017. IEEE Computer Society, p. 1320-1331 12 p. 7930070

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Web services
Experiments
1 Citation (Scopus)

Hippo in action: Scalable indexing of a billion New York city taxi trips and beyond

Yu, J., Moraffah, R. & Elsayed, M., May 16 2017, Proceedings - 2017 IEEE 33rd International Conference on Data Engineering, ICDE 2017. IEEE Computer Society, p. 1413-1414 2 p. 7930097

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Indexing the pickup and drop-off locations of NYC taxi trips in PostgreSQL – Lessons from the road

Yu, J. & Elsayed, M., 2017, Advances in Spatial and Temporal Databases - 15th International Symposium, SSTD 2017, Proceedings. Springer Verlag, Vol. 10411 LNCS. p. 145-162 18 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10411 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pickups
Indexing
Experiments
Throughput
Spatial Data

On designing a GeoViz-aware database system - Challenges and opportunities

Elsayed, M. & Nandi, A., 2017, Advances in Spatial and Temporal Databases - 15th International Symposium, SSTD 2017, Proceedings. Springer Verlag, Vol. 10411 LNCS. p. 384-387 4 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10411 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Database Systems
Visualization
Observation
Human
2 Citations (Scopus)

On evaluating social proximity-aware spatial range queries

Sun, Y., Pasumarthy, N. & Elsayed, M., Jun 29 2017, Proceedings - 18th IEEE International Conference on Mobile Data Management, MDM 2017. Institute of Electrical and Electronics Engineers Inc., p. 72-81 10 p. 7962438

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Personnel rating
Query processing
Query
Proximity
Experiments
2016
14 Citations (Scopus)

A demonstration of GeoSpark: A cluster computing framework for processing big spatial data

Yu, J., Wu, J. & Elsayed, M., Jun 22 2016, 2016 IEEE 32nd International Conference on Data Engineering, ICDE 2016. Institute of Electrical and Electronics Engineers Inc., p. 1410-1413 4 p. 7498357

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cluster computing
Electric sparks
Demonstrations
Query processing
Processing
8 Citations (Scopus)

Two birds, one stone: A fast, yet lightweight, indexing scheme for modern database systems

Yu, J. & Elsayed, M., 2016, In : Proceedings of the VLDB Endowment. 10, 4, p. 385-396 12 p.

Research output: Contribution to journalArticle

Birds
Experiments
Throughput
Data storage equipment
Costs
2015
113 Citations (Scopus)

GeoSpark: A cluster computing framework for processing large-scale spatial data

Yu, J., Wu, J. & Elsayed, M., Nov 3 2015, GIS: Proceedings of the ACM International Symposium on Advances in Geographic Information Systems. Association for Computing Machinery, Vol. 03-06-November-2015. a70

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cluster computing
Cluster Computing
Spatial Data
Electric sparks
spatial data
10 Citations (Scopus)

Interactive and Scalable Exploration of Big Spatial Data - A Data Management Perspective

Elsayed, M., Sep 11 2015, Proceedings - IEEE International Conference on Mobile Data Management. Institute of Electrical and Electronics Engineers Inc., Vol. 1. p. 263-270 8 p. 7264331

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Urban planning
Disasters
Information management
Earth (planet)
Deforestation
2 Citations (Scopus)

RECATHON: A Middleware for Context-Aware Recommendation in Database Systems

Elsayed, M., Avery, J. L. & Mokbel, M. F., Sep 11 2015, Proceedings - IEEE International Conference on Mobile Data Management. Institute of Electrical and Electronics Engineers Inc., Vol. 1. p. 54-63 10 p. 7264304

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recommender systems
Middleware
Lenses
2014
8 Citations (Scopus)

A demonstration of MNTG - A web-based road network traffic generator

Mokbel, M. F., Alarabi, L., Bao, J., Eldawy, A., Magdy, A., Elsayed, M., Waytas, E. & Yackel, S., 2014, Proceedings - International Conference on Data Engineering. IEEE Computer Society, p. 1246-1249 4 p. 6816752

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Web services
User interfaces
Demonstrations

Forward

Demiryurek, U. & Elsayed, M., Nov 4 2014, In : Unknown Journal. p. viii

Research output: Contribution to journalArticle

98 Citations (Scopus)

LARS*: An efficient and scalable location-aware recommender system

Elsayed, M., Levandoski, J. J., Eldawy, A. & Mokbel, M. F., 2014, In : IEEE Transactions on Knowledge and Data Engineering. 26, 6, p. 1384-1399 16 p., 6427747.

Research output: Contribution to journalArticle

Recommender systems
Personnel rating
Taxonomies
Scalability
75 Citations (Scopus)

Matrix factorization with explicit trust and distrust side information for improved social recommendation

Forsati, R., Mahdavi, M., Shamsfard, M. & Elsayed, M., Oct 28 2014, In : ACM Transactions on Information Systems. 32, 4

Research output: Contribution to journalArticle

Recommender systems
Factorization
Matrix factorization
Distrust
Experiments

SMILE: A data sharing platform for mobile apps in the cloud

Sankaranarayanan, J., Hacigümüş, H., Zhang, H. & Elsayed, M., 2014, Advances in Database Technology - EDBT 2014: 17th International Conference on Extending Database Technology, Proceedings. OpenProceedings.org, University of Konstanz, University Library, p. 688-699 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Application programs
Costs
2013
5 Citations (Scopus)

ACM SIGSPATIAL GIS Cup 2013: Geo-fencing

Ravada, S., Ali, M., Bao, J. & Elsayed, M., 2013, GIS: Proceedings of the ACM International Symposium on Advances in Geographic Information Systems. p. 574-577 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Geographic Information Systems
Geographic information systems
Perimeter
Programming
geographic information system
13 Citations (Scopus)

Generic and efficient framework for search trees on flash memory storage systems

Elsayed, M., Mokbel, M. F., Zhou, X. & Nath, S., Jul 2013, In : GeoInformatica. 17, 3, p. 417-448 32 p.

Research output: Contribution to journalArticle

Flash memory
Data storage equipment
Hard disk storage
Digital cameras
Mobile devices
25 Citations (Scopus)

Horton+: A distributed system for processing declarative reachability queries over partitioned graphs

Elsayed, M., Elnikety, S., He, Y. & Mokbel, M. F., Sep 2013, Proceedings of the VLDB Endowment. 14 ed. Vol. 6. p. 1918-1929 12 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Query languages
Servers
Processing
Engines
Query processing
29 Citations (Scopus)

MNTG: An extensible web-based traffic generator

Mokbel, M. F., Alarabi, L., Bao, J., Eldawy, A., Magdy, A., Elsayed, M., Waytas, E. & Yackel, S., 2013, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 8098 LNCS. p. 38-55 18 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8098 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Web-based
Traffic
Generator
Servers
Electronic mail
4 Citations (Scopus)

Mobility and social networking: A data management perspective

Mokbel, M. F. & Elsayed, M., Aug 2013, Proceedings of the VLDB Endowment. 11 ed. Vol. 6. p. 1196-1197 2 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Information management
16 Citations (Scopus)

PLUTUS: Leveraging location-based social networks to recommend potential customers to venues

Elsayed, M., Eldawy, A., Mokbel, M. F. & Riedl, J., 2013, Proceedings - IEEE International Conference on Mobile Data Management. Vol. 1. p. 26-35 10 p. 6569119

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Profitability
Marketing
Websites
Social aspects
Shopping centers
17 Citations (Scopus)

RecDB in action: Recommendation made easy in relational databases

Elsayed, M., Avery, J. & Mokbel, M. F., Aug 2013, Proceedings of the VLDB Endowment. 12 ed. Vol. 6. p. 1242-1245 4 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Social networking and mobility: A data management perspective

Elsayed, M. & Mokbel, M. F., 2013, Proceedings - IEEE International Conference on Mobile Data Management. Vol. 2. p. 5-6 2 p. 6569052

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Information management
2012
25 Citations (Scopus)

Horton: Online query execution engine for large distributed graphs

Elsayed, M., Elnikety, S., He, Y. & Kliot, G., 2012, Proceedings - International Conference on Data Engineering. p. 1289-1292 4 p. 6228190

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Formal languages
Query languages
Servers
Processing
260 Citations (Scopus)

LARS: A location-aware recommender system

Levandoski, J. J., Elsayed, M., Eldawy, A. & Mokbel, M. F., 2012, Proceedings - International Conference on Data Engineering. p. 450-461 12 p. 6228105

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recommender systems
Personnel rating
Taxonomies
Scalability
Lenses
3 Citations (Scopus)

RecDB: Towards DBMS support for online recommender systems

Elsayed, M. & Mokbel, M. F., 2012, Proceedings of the ACM SIGMOD International Conference on Management of Data. p. 33-37 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recommender systems
Scalability
5 Citations (Scopus)

RecStore: An extensible and adaptive framework for online recommender queries inside the database engine

Levandoski, J. J., Elsayed, M., Mokbel, M. F. & Ekstrand, M. D., 2012, ACM International Conference Proceeding Series. p. 86-96 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Collaborative filtering
Query processing
Recommender systems
Data structures
24 Citations (Scopus)

Sindbad: A location-based social networking system

Elsayed, M., Bao, J., Eldawy, A., Levandoski, J. J., Magdy, A. & Mokbel, M. F., 2012, Proceedings of the ACM SIGMOD International Conference on Management of Data. p. 649-652 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Query processing
Graphical user interfaces
Application programming interfaces (API)
Interfaces (computer)
Scalability
2 Citations (Scopus)

The anatomy of Sindbad: A location-aware social networking system

Elsayed, M., Bao, J., Eldawy, A., Levandoski, J. J., Magdy, A. & Mokbel, M. F., 2012, Proceedings of the 5th ACM SIGSPATIAL International Workshop on Location-Based Social Networks, LBSN 2012 - Held in Conjunction with ACM SIGSPATIAL GIS 2012. p. 1-4 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Query processing
Application programming interfaces (API)
Scalability
Engines
2011
13 Citations (Scopus)

FAST: A generic framework for flash-aware spatial trees

Elsayed, M., Mokbel, M. F., Zhou, X. & Nath, S., 2011, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 6849 LNCS. p. 149-167 19 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6849 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flash memory
Flash
Flash Memory
Data storage equipment
Hard disk storage
16 Citations (Scopus)

Personalization, socialization, and recommendations in location-based services 2.0

Mokbel, M. F., Bao, J., Eldawy, A., Levandoski, J. J. & Elsayed, M., 2011, PersDB 2011 - 5th International Workshop on Personalized Access, Profile Management, and Context Awareness in Databases; Very Large Data Bases 2011, VLDB 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Location based services
World Wide Web
Information retrieval
Decision making