Alkis Simitsis
Alkis Simitsis
Research Scientist
Geverifieerd e-mailadres voor dbnet.ece.ntua.gr - Homepage
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Conceptual modeling for ETL processes
P Vassiliadis, A Simitsis, S Skiadopoulos
Proceedings of the 5th ACM international workshop on Data Warehousing and …, 2002
5812002
Optimizing ETL processes in data warehouses
A Simitsis, P Vassiliadis, T Sellis
21st International Conference on Data Engineering (ICDE'05), 564-575, 2005
2842005
Data integration flows for business intelligence
U Dayal, M Castellanos, A Simitsis, K Wilkinson
Proceedings of the 12th International Conference on Extending Database …, 2009
2592009
A generic and customizable framework for the design of ETL scenarios
P Vassiliadis, A Simitsis, P Georgantas, M Terrovitis, S Skiadopoulos
Information Systems 30 (7), 492-525, 2005
1932005
System, method, and apparatus for multidimensional exploration of content items in a content store
A Baid, B Reinwald, A Simitsis, J Sismanis
US Patent 8,560,548, 2013
1782013
Using semantic web technologies for exploratory OLAP: a survey
A Abelló, O Romero, TB Pedersen, R Berlanga, V Nebot, MJ Aramburu, ...
IEEE transactions on knowledge and data engineering 27 (2), 571-588, 2014
1712014
Ranking and clustering web services using multicriteria dominance relationships
D Skoutas, D Sacharidis, A Simitsis, T Sellis
IEEE Transactions on Services Computing 3 (3), 163-177, 2010
1712010
Ontology-based conceptual design of ETL processes for both structured and semi-structured data
D Skoutas, A Simitsis
International Journal on Semantic Web and Information Systems (IJSWIS) 3 (4 …, 2007
1712007
Sequential greedy approximation for certain convex optimization problems
T Zhang
IEEE Transactions on Information Theory 49 (3), 682-691, 2003
1502003
State-space optimization of ETL workflows
A Simitsis, P Vassiliadis, T Sellis
IEEE Transactions on Knowledge and Data Engineering 17 (10), 1404-1419, 2005
1372005
Designing ETL processes using semantic web technologies
D Skoutas, A Simitsis
Proceedings of the 9th ACM international workshop on Data warehousing and …, 2006
1312006
Supporting streaming updates in an active data warehouse
N Polyzotis, S Skiadopoulos, P Vassiliadis, A Simitsis, NE Frantzell
2007 IEEE 23rd International Conference on Data Engineering, 476-485, 2007
1252007
Mapping conceptual to logical models for ETL processes
A Simitsis
Proceedings of the 8th ACM international workshop on Data warehousing and …, 2005
1202005
Optimizing analytic data flows for multiple execution engines
A Simitsis, K Wilkinson, M Castellanos, U Dayal
Proceedings of the 2012 ACM SIGMOD International Conference on Management of …, 2012
1092012
Modeling ETL activities as graphs.
P Vassiliadis, A Simitsis, S Skiadopoulos
DMDW 58, 52-61, 2002
1072002
Near real time ETL
P Vassiliadis, A Simitsis
New trends in data warehousing and data analysis, 1-31, 2009
1032009
Near real time ETL
P Vassiliadis, A Simitsis
New trends in data warehousing and data analysis, 1-31, 2009
1032009
A Framework for the Design of ETL Scenarios
P Vassiliadis, A Simitsis, P Georgantas, M Terrovitis
International Conference on Advanced Information Systems Engineering, 520-535, 2003
1032003
Meshing streaming updates with persistent data in an active data warehouse
N Polyzotis, S Skiadopoulos, P Vassiliadis, A Simitsis, N Frantzell
IEEE Transactions on Knowledge and Data Engineering 20 (7), 976-991, 2008
1022008
Précis: from unstructured keywords as queries to structured databases as answers
A Simitsis, G Koutrika, Y Ioannidis
The VLDB Journal 17 (1), 117-149, 2008
922008
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Artikelen 1–20