World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
42
Citations
6126
World Ranking
8502
National Ranking
3636

Overview

Alkis Simitsis is affiliated with Micro Focus (United States) and has contributed to the field of Computer Science with a focus on database systems, data management, and related areas. Their research spans several subfields including Computer Networks and Communications, Information Systems, Artificial Intelligence, Signal Processing, and Management Science and Operations Research.

Their main topics of research cover:

  • Advanced Database Systems and Queries
  • Cloud Computing and Resource Management
  • Data Management and Algorithms
  • Data Stream Mining Techniques
  • Data Quality and Management
  • Data Mining Algorithms and Applications
  • Distributed and Parallel Computing Systems

Simitsis has coauthored works frequently with several researchers, showing collaborative efforts in their field. Notable frequent coauthors include:

  • Yannis Foufoulas
  • Yannis Ioannidis
  • Antonios Deligiannakis
  • Nikos Giatrakos
  • Lefteris Stamatogiannakis

Their published papers are primarily found in well-regarded venues such as the Proceedings of the VLDB Endowment and the IEEE International Conference on Data Engineering. The recent papers by or involving Simitsis include:

  • YeSQL, 2022, Proceedings of the VLDB Endowment
  • Efficient Execution of User-Defined Functions in SQL Queries, 2023, Proceedings of the VLDB Endowment
  • Database Optimizers in the Era of Learning, 2022, 2022 IEEE 38th International Conference on Data Engineering (ICDE)
  • Workload Placement on Heterogeneous CPU-GPU Systems, 2024, Proceedings of the VLDB Endowment
  • YeSQL, 2022, Proceedings of the VLDB Endowment

Publication venues where their work appears frequently include:

  • Proceedings of the VLDB Endowment
  • Zenodo (CERN European Organization for Nuclear Research)
  • 2022 IEEE 38th International Conference on Data Engineering (ICDE)
  • Information Systems Frontiers
  • arXiv (Cornell University)

The nature of their work reflects interdisciplinary scope by encompassing both core computer science areas and applications of artificial intelligence and operations research, particularly emphasizing the management, optimization, and execution of database queries and computational workloads in heterogeneous environments.

Best Publications

  • Conceptual modeling for ETL processes

    Panos Vassiliadis;Alkis Simitsis;Spiros Skiadopoulos

  • Optimizing ETL processes in data warehouses

    A. Simitsis;P. Vassiliadis;T. Sellis

  • Data integration flows for business intelligence

    Umeshwar Dayal;Malu Castellanos;Alkis Simitsis;Kevin Wilkinson

  • A generic and customizable framework for the design of ETL scenarios

    Panos Vassiliadis;Alkis Simitsis;Panos Georgantas;Manolis Terrovitis

  • Using Semantic Web Technologies for Exploratory OLAP: A Survey

    Alberto Abello;Oscar Romero;Torben Bach Pedersen;Rafael Berlanga

  • System, method, and apparatus for multidimensional exploration of content items in a content store

    Akanksha Baid;Berthold Reinwald;Alkis Simitsis;John Sismanis

  • Ranking and Clustering Web Services Using Multicriteria Dominance Relationships

    D Skoutas;D Sacharidis;A Simitsis;T Sellis

  • Ontology-Based Conceptual Design of ETL Processes for Both Structured and Semi-Structured Data

    Dimitrios Skoutas;Alkis Simitsis

  • State-space optimization of ETL workflows

    A. Simitsis;P. Vassiliadis;T. Sellis

  • Designing ETL processes using semantic web technologies

    Dimitrios Skoutas;Alkis Simitsis

  • Supporting Streaming Updates in an Active Data Warehouse

    N. Polyzotis;S. Skiadopoulos;P. Vassiliadis;A. Simitsis

  • Mapping conceptual to logical models for ETL processes

    Alkis Simitsis

  • Optimizing analytic data flows for multiple execution engines

    Alkis Simitsis;Kevin Wilkinson;Malu Castellanos;Umeshwar Dayal

  • Précis: from unstructured keywords as queries to structured databases as answers

    Alkis Simitsis;Georgia Koutrika;Yannis Ioannidis

  • Near Real Time ETL

    Panos Vassiliadis;Alkis Simitsis

  • Modeling ETL activities as graphs.

    Panos Vassiliadis;Alkis Simitsis;Spiros Skiadopoulos

  • Meshing Streaming Updates with Persistent Data in an Active Data Warehouse

    N. Polyzotis;S. Skiadopoulos;P. Vassiliadis;A. Simitsis

  • A framework for the design of ETL scenarios

    Panos Vassiliadis;Alkis Simitsis;Panos Georgantas;Manolis Terrovitis

  • Extraction, Transformation, and Loading.

    Panos Vassiliadis;Alkis Simitsis

  • A taxonomy of ETL activities

    Panos Vassiliadis;Alkis Simitsis;Eftychia Baikousi

  • A method for the mapping of conceptual designs to logical blueprints for ETL processes

    Alkis Simitsis;Panos Vassiliadis

Frequent Co-Authors

Panos Vassiliadis
Panos Vassiliadis University of Ioannina
Georgia Koutrika
Georgia Koutrika Athena Research Center
Timos Sellis
Timos Sellis Athena Research Center
Umeshwar Dayal
Umeshwar Dayal Hitachi (Japan)
Yannis E. Ioannidis
Yannis E. Ioannidis National and Kapodistrian University of Athens
Alfredo Cuzzocrea
Alfredo Cuzzocrea University of Calabria
Berthold Reinwald
Berthold Reinwald IBM (United States)
Il-Yeol Song
Il-Yeol Song Drexel University
Torben Bach Pedersen
Torben Bach Pedersen Aalborg University

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