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Alkis Simitsis
Alkis Simitsis
Research Director, Athena Research Center
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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
7302002
Optimizing ETL processes in data warehouses
A Simitsis, P Vassiliadis, T Sellis
21st International Conference on Data Engineering (ICDE'05), 564-575, 2005
3322005
Data integration flows for business intelligence
U Dayal, M Castellanos, A Simitsis, K Wilkinson
Proceedings of the 12th International Conference on Extending Database …, 2009
3202009
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
2212005
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
2112014
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
2082013
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
1902007
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
1792010
State-space optimization of ETL workflows
A Simitsis, P Vassiliadis, T Sellis
IEEE Transactions on Knowledge and Data Engineering 17 (10), 1404-1419, 2005
1572005
Designing ETL processes using semantic web technologies
D Skoutas, A Simitsis
Proceedings of the 9th ACM international workshop on Data warehousing and …, 2006
1512006
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
1462012
Extraction, Transformation, and Loading.
P Vassiliadis, A Simitsis
Encyclopedia of Database Systems 10, 2009
1392009
Near real time ETL
P Vassiliadis, A Simitsis
New trends in data warehousing and data analysis, 1-31, 2008
1392008
Mapping conceptual to logical models for ETL processes
A Simitsis
Proceedings of the 8th ACM international workshop on Data warehousing and …, 2005
1382005
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, 2006
1322006
Précis: from unstructured keywords as queries to structured databases as answers
A Simitsis, G Koutrika, Y Ioannidis
The VLDB Journal 17, 117-149, 2008
1282008
A taxonomy of ETL activities
P Vassiliadis, A Simitsis, E Baikousi
Proceedings of the ACM twelfth international workshop on Data warehousing …, 2009
1182009
Modeling ETL activities as graphs.
P Vassiliadis, A Simitsis, S Skiadopoulos
DMDW 58, 52-61, 2002
1172002
A Framework for the Design of ETL Scenarios
P Vassiliadis, A Simitsis, P Georgantas, M Terrovitis
Advanced Information Systems Engineering: 15th International Conference …, 2003
1132003
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
1102008
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