Nikos Sarkas

University of Toronto — Canada

Computer Science · Physical Sciences

11h-index655citations14works0.02yr avg
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Research Topics

Data Management and Algorithms(8), Advanced Database Systems and Queries(3), Data Mining Algorithms and Applications(3), Constraint Satisfaction and Optimization(3), Complex Network Analysis Techniques(2)

Publications14 total

Dense subgraph maintenance under streaming edge weight updates for real-time story identification
The VLDB Journal·2013· 103 cited
Dense Subgraph Maintenance under Streaming Edge Weight Updates for Real-time Story Identification
arXiv (Cornell University)·2012Open Access
Dense subgraph maintenance under streaming edge weight updates for real-time story identification
Proceedings of the VLDB Endowment·2012· 171 cited
Structured annotations of web queries
2010· 72 cited
Efficient identification of coupled entities in document collections
2010· 13 cited
Measure-driven keyword-query expansion
Proceedings of the VLDB Endowment·2009· 33 cited
Improved search for socially annotated data
Proceedings of the VLDB Endowment·2009· 14 cited
What's on the grapevine?
2009· 22 cited
Categorical skylines for streaming data
2008· 51 cited
Ad-hoc top-k query answering for data streams
2007· 85 cited
Correction to "A Family of Directional Relation Models for Extended Objects" [Aug 07 1116-1130]
IEEE Transactions on Knowledge and Data Engineering·2007· 1 citedOpen Access
A Family of Directional Relation Models for Extended Objects
IEEE Transactions on Knowledge and Data Engineering·2007· 55 cited
A family of directional relation models for extended objects (vol 19, pg 1116, 2007)
IEEE Transactions on Knowledge and Data Engineering·2007Open Access
Computing and managing cardinal direction relations
IEEE Transactions on Knowledge and Data Engineering·2005· 35 cited

Frequent Co-authors

Nick Koudas(9), Albert Angel(5), Divesh Srivastava(5), Gautam Das(4), Spiros Skiadopoulos(4), Manolis Koubarakis(4), Timos Sellis(3), Michael Svendsen(1), Srikanta Tirthapura(1), Dimitrios Gunopulos(1), Stelios Paparizos(1), Panayiotis Tsaparas(1), Anthony K. H. Tung(1), Christos Giannoukos(1), Panos Vassiliadis(1), Nilesh Bansal(1), T. Sellis(1)