Cubetree: Organization of and Bulk Updates on the Data Cube. - Nick Roussopoulos; Yannis Kotidis; Mema Roussopoulos (SIGMOD Conference, 1997)

An Alternative Storage Organization for ROLAP Aggregate Views Based on Cubetrees. - Yannis Kotidis; Nick Roussopoulos (SIGMOD Conference, 1998)

Ratio Rules: A New Paradigm for Fast, Quantifiable Data Mining. - Flip Korn; Alexandros Labrinidis; Yannis Kotidis; Christos Faloutsos (VLDB, 1998)

The Cubetree Storage Organization. - Nick Roussopoulos; Yannis Kotidis (VLDB, 1998)

DynaMat: A Dynamic View Management System for Data Warehouses. - Yannis Kotidis; Nick Roussopoulos (SIGMOD Conference, 1999)

The Active MultiSync Controller of the Cubetree Storage Organization. - Nick Roussopoulos; Yannis Kotidis; Yannis Sismanis (SIGMOD Conference, 1999)

Quantifiable Data Mining Using Ratio Rules. - Flip Korn; Alexandros Labrinidis; Yannis Kotidis; Christos Faloutsos (VLDB J., 2000)

Shared Index Scans for Data Warehouses. - Yannis Kotidis; Yannis Sismanis; Nick Roussopoulos (DaWaK, 2001)

The Opsis Project: Materialized Views for Data Warehouses and the Web. - Nick Roussopoulos; Yannis Kotidis; Alexandros Labrinidis; Yannis Sismanis (Panhellenic Conference on Informatics, 2001)

Optimal and Approximate Computation of Summary Statistics for Range Aggregates. - Anna C. Gilbert; Yannis Kotidis; S. Muthukrishnan 001; Martin Strauss 001 (PODS, 2001)

Surfing Wavelets on Streams: One-Pass Summaries for Approximate Aggregate Queries. - Anna C. Gilbert; Yannis Kotidis; S. Muthukrishnan 001; Martin Strauss 001 (VLDB, 2001)

A Data Warehousing Architecture for Enabling Service Provisioning Process. - Yannis Kotidis (VLDB, 2001)

A case for dynamic view management. - Yannis Kotidis; Nick Roussopoulos (ACM Trans. Database Syst., 2001)

Dwarf: shrinking the PetaCube. - Yannis Sismanis; Antonios Deligiannakis; Nick Roussopoulos; Yannis Kotidis (SIGMOD Conference, 2002)

Fast, small-space algorithms for approximate histogram maintenance. - Anna C. Gilbert; Sudipto Guha; Piotr Indyk; Yannis Kotidis; S. Muthukrishnan 001; Martin Strauss 001 (STOC, 2002)

How to Summarize the Universe: Dynamic Maintenance of Quantiles. - Anna C. Gilbert; Yannis Kotidis; S. Muthukrishnan 001; Martin Strauss 001 (VLDB, 2002)

Efficient XML Data Exchange from Relations. - Sihem Amer-Yahia; Yannis Kotidis (BDA, 2003)

Hierarchical graph indexing. - James Abello; Yannis Kotidis (CIKM, 2003)

Hierarchical dwarfs for the rollup cube. - Yannis Sismanis; Antonios Deligiannakis; Yannis Kotidis; Nick Roussopoulos (DOLAP, 2003)

XML Publishing: Look at Siblings too! - Sihem Amer-Yahia; Yannis Kotidis; Divesh Srivastava (ICDE, 2003)

Ranked Join Indices. - Panayiotis Tsaparas; Themistoklis Palpanas; Yannis Kotidis; Nick Koudas; Divesh Srivastava (ICDE, 2003)

One-Pass Wavelet Decompositions of Data Streams. - Anna C. Gilbert; Yannis Kotidis; S. Muthukrishnan 001; Martin Strauss 001 (IEEE Trans. Knowl. Data Eng., 2003)

Hierarchical In-Network Data Aggregation with Quality Guarantees. - Antonios Deligiannakis; Yannis Kotidis; Nick Roussopoulos (EDBT, 2004)

Web-Services Architecture for Efficient XML Data Exchange. - Sihem Amer-Yahia; Yannis Kotidis (ICDE, 2004)

Compressing Historical Information in Sensor Networks. - Antonios Deligiannakis; Yannis Kotidis; Nick Roussopoulos (SIGMOD Conference, 2004)

Teaching Relational Optimizers About XML Processing. - Sihem Amer-Yahia; Yannis Kotidis; Divesh Srivastava (XSym, 2004)

Snapshot Queries: Towards Data-Centric Sensor Networks. - Yannis Kotidis (ICDE, 2005)

Data Reduction Techniques in Sensor Networks. - Antonios Deligiannakis; Yannis Kotidis (IEEE Data Eng. Bull., 2005)

Domain-Driven Data Synopses for Dynamic Quantiles. - Anna C. Gilbert; Yannis Kotidis; S. Muthukrishnan 001; Martin Strauss 001 (IEEE Trans. Knowl. Data Eng., 2005)

Circumventing Data Quality Problems Using Multiple Join Paths. - Yannis Kotidis; Amélie Marian; Divesh Srivastava (CleanDB, 2006)

Processing proximity queries in sensor networks. - Yannis Kotidis (DMSN, 2006)

Exploiting Spatio-temporal Correlations for Data Processing in Sensor Networks. - Antonios Deligiannakis; Yannis Kotidis (GSN, 2006)

Updates Through Views: A New Hope. - Yannis Kotidis; Divesh Srivastava; Yannis Velegrakis (ICDE, 2006)

Extending the data warehouse for service provisioning data. - Yannis Kotidis (Data Knowl. Eng., 2006)

Processing approximate aggregate queries in wireless sensor networks. - Antonios Deligiannakis; Yannis Kotidis; Nick Roussopoulos (Inf. Syst., 2006)

SKYPEER: Efficient Subspace Skyline Computation over Distributed Data. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis; Michalis Vazirgiannis (ICDE, 2007)

Robust management of outliers in sensor network aggregate queries. - Yannis Kotidis; Vasilis Vassalos; Antonios Deligiannakis; Vassilis Stoumpos; Alex Delis (MobiDE, 2007)

Peer-to-Peer Similarity Search in Metric Spaces. - Christos Doulkeridis; Akrivi Vlachou; Yannis Kotidis; Michalis Vazirgiannis (VLDB, 2007)

Dissemination of compressed historical information in sensor networks. - Antonios Deligiannakis; Yannis Kotidis; Nick Roussopoulos (VLDB J., 2007)

Outlier-Aware Data Aggregation in Sensor Networks. - Antonios Deligiannakis; Vassilis Stoumpos; Yannis Kotidis; Vasilis Vassalos; Alex Delis (ICDE, 2008)

Processing Event-Monitoring Queries in Sensor Networks. - Vassilis Stoumpos; Antonios Deligiannakis; Yannis Kotidis; Alex Delis (ICDE, 2008)

Angle-based space partitioning for efficient parallel skyline computation. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis (SIGMOD Conference, 2008)

Bandwidth-constrained queries in sensor networks. - Antonios Deligiannakis; Yannis Kotidis; Nick Roussopoulos (VLDB J., 2008)

Multidimensional routing indices for efficient distributed query processing. - Christos Doulkeridis; Akrivi Vlachou; Kjetil Nørvåg; Yannis Kotidis; Michalis Vazirgiannis (CIKM, 2009)

RFID Data Aggregation. - Dritan Bleco; Yannis Kotidis (GSN, 2009)

Building Efficient Aggregation Trees for Sensor Network Event-Monitoring Queries. - Antonios Deligiannakis; Yannis Kotidis; Vassilis Stoumpos; Alex Delis (GSN, 2009)

Double Index NEsted-Loop Reactive Join for Result Rate Optimization. - Mihaela A. Bornea; Vasilis Vassalos; Yannis Kotidis; Antonios Deligiannakis (ICDE, 2009)

Another Outlier Bites the Dust: Computing Meaningful Aggregates in Sensor Networks. - Antonios Deligiannakis; Yannis Kotidis; Vasilis Vassalos; Vassilis Stoumpos; Alex Delis (ICDE, 2009)

Efficient range query processing in metric spaces over highly distributed data. - Christos Doulkeridis; Akrivi Vlachou; Yannis Kotidis; Michalis Vazirgiannis (Distributed Parallel Databases, 2009)

DCC&U: An Extended Digital Curation Lifecycle Model. - Panos Constantopoulos; Costis J. Dallas; Ion Androutsopoulos; Stavros Angelis; Antonios Deligiannakis; Dimitris Gavrilis; Yannis Kotidis; Christos Papatheodorou (Int. J. Digit. Curation, 2009)

View Definition. - Yannis Kotidis (Encyclopedia of Database Systems, 2009)

Views. - Yannis Kotidis (Encyclopedia of Database Systems, 2009)

On the selectivity of multidimensional routing indices. - Christos Doulkeridis; Akrivi Vlachou; Kjetil Nørvåg; Yannis Kotidis; Michalis Vazirgiannis (CIKM, 2010)

Peer-to-Peer Similarity Search Based on M-Tree Indexing. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis (DASFAA (2), 2010)

PAO: power-efficient attribution of outliers in wireless sensor networks. - Nikos Giatrakos; Yannis Kotidis; Antonios Deligiannakis (DMSN, 2010)

Reverse top-k queries. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis; Kjetil Nørvåg (ICDE, 2010)

Random hyperplane projection using derived dimensions. - Konstantinos Georgoulas; Yannis Kotidis (MobiDE, 2010)

TACO: tunable approximate computation of outliers in wireless sensor networks. - Nikos Giatrakos; Yannis Kotidis; Antonios Deligiannakis; Vasilis Vassalos; Yannis Theodoridis (SIGMOD Conference, 2010)

Efficient search based on content similarity over self-organizing P2P networks. - Christos Doulkeridis; Akrivi Vlachou; Kjetil Nørvåg; Yannis Kotidis; Michalis Vazirgiannis (Peer-to-Peer Netw. Appl., 2010)

Identifying the Most Influential Data Objects with Reverse Top-k Queries. - Akrivi Vlachou; Christos Doulkeridis; Kjetil Nørvåg; Yannis Kotidis (Proc. VLDB Endow., 2010)

Adaptive Join Operators for Result Rate Optimization on Streaming Inputs. - Mihaela A. Bornea; Vasilis Vassalos; Yannis Kotidis; Antonios Deligiannakis (IEEE Trans. Knowl. Data Eng., 2010)

Efficient Routing of Subspace Skyline Queries over Highly Distributed Data. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis; Michalis Vazirgiannis (IEEE Trans. Knowl. Data Eng., 2010)

Optimizing Query Shortcuts in RDF Databases. - Vicky Dritsou; Panos Constantopoulos; Antonios Deligiannakis; Yannis Kotidis (ESWC (2), 2011)

Semi-Streamed Index Join for near-real time execution of ETL transformations. - Mihaela A. Bornea; Antonios Deligiannakis; Yannis Kotidis; Vasilis Vassalos (ICDE, 2011)

Shortcut selection in RDF databases. - Vicky Dritsou; Panos Constantopoulos; Antonios Deligiannakis; Yannis Kotidis (ICDE Workshops, 2011)

Detecting proximity events in sensor networks. - Antonios Deligiannakis; Yannis Kotidis (Inf. Syst., 2011)

Collection trees for event-monitoring queries. - Antonios Deligiannakis; Yannis Kotidis; Vassilis Stoumpos; Alex Delis (Inf. Syst., 2011)

Monochromatic and Bichromatic Reverse Top-k Queries. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis; Kjetil Nørvåg (IEEE Trans. Knowl. Data Eng., 2011)

Business intelligence on complex graph data. - Dritan Bleco; Yannis Kotidis (EDBT/ICDT Workshops, 2012)

Processing of Rank Joins in Highly Distributed Systems. - Christos Doulkeridis; Akrivi Vlachou; Kjetil Nørvåg; Yannis Kotidis; Neoklis Polyzotis (ICDE, 2012)

A Framework for Enabling Query Rewrites when Analyzing Workflow Records. - Dritan Bleco; Yannis Kotidis (SSDBM, 2012)

Towards Enabling Outlier Detection in Large, High Dimensional Data Warehouses. - Konstantinos Georgoulas; Yannis Kotidis (SSDBM, 2012)

Metric-Based Similarity Search in Unstructured Peer-to-Peer Systems. - Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis (Trans. Large Scale Data Knowl. Centered Syst., 2012)

Distributed similarity estimation using derived dimensions. - Konstantinos Georgoulas; Yannis Kotidis (VLDB J., 2012)

Peer-to-Peer Query Processing over Multidimensional Data. - Akrivi Vlachou; Christos Doulkeridis; Kjetil Nørvåg; Yannis Kotidis (Springer, 2012)

Branch-and-bound algorithm for reverse top-k queries. - Akrivi Vlachou; Christos Doulkeridis; Kjetil Nørvåg; Yannis Kotidis (SIGMOD Conference, 2013)

Dynamic Partitioning of Big Hierarchical Graphs. - Vasilis Spyropoulos; Yannis Kotidis (BD3@VLDB, 2013)

In-network approximate computation of outliers with quality guarantees. - Nikos Giatrakos; Yannis Kotidis; Antonios Deligiannakis; Vasilis Vassalos; Yannis Theodoridis (Inf. Syst., 2013)

Graph Analytics on Massive Collections of Small Graphs. - Dritan Bleco; Yannis Kotidis (EDBT, 2014)

Online and on-demand partitioning of streaming graphs. - Ioanna Filippidou; Yannis Kotidis (IEEE BigData, 2015)

Building Space-Efficient Inverted Indexes on Low-Cardinality Dimensions. - Vasilis Spyropoulos; Yannis Kotidis (DEXA (1), 2015)

Online Partitioning of Multi-Labeled Graphs. - Ioanna Filippidou; Yannis Kotidis (GRADES@SIGMOD/PODS, 2015)

Effective and efficient graph augmentation in large graphs. - Ioanna Filippidou; Yannis Kotidis (IEEE BigData, 2016)

A semantic approach to polystores. - Evgeny Kharlamov; Theofilos P. Mailis; Konstantina Bereta; Dimitris Bilidas; Sebastian Brandt 001; Ernesto Jiménez-Ruiz; Steffen Lamparter; Christian Neuenstadt; Özgür L. Özçep; Ahmet Soylu; Christoforos Svingos; Guohui Xiao 001; et al. (IEEE BigData, 2016)

Digree: A middleware for a graph databases polystore. - Vasilis Spyropoulos; Christina Vasilakopoulou; Yannis Kotidis (IEEE BigData, 2016)

Real time processing of streaming and static information. - Christoforos Svingos; Theofilos Mailis; Herald Kllapi; Lefteris Stamatogiannakis; Yannis Kotidis; Yannis E. Ioannidis (IEEE BigData, 2016)

Enabling semantic access to static and streaming distributed data with optique: demo. - Evgeny Kharlamov; Sebastian Brandt 001; Martin Giese; Ernesto Jiménez-Ruiz; Yannis Kotidis; Steffen Lamparter; Theofilos Mailis; Christian Neuenstadt; Özgür L. Özçep; Christoph Pinkel; Ahmet Soylu; Christoforos Svingos; et al. (DEBS, 2016)

Hierarchically Clustered LSH for Hierarchical Outliers Detection. - Konstantinos Georgoulas; Yannis Kotidis (DEXA (1), 2016)

Scalable Semantic Access to Siemens Static and Streaming Distributed Data. - Evgeny Kharlamov; Sebastian Brandt 001; Martin Giese; Ernesto Jiménez-Ruiz; Yannis Kotidis; Steffen Lamparter; Theofilos Mailis; Christian Neuenstadt; Özgür Lütfü Özçep; Christoph Pinkel; Ahmet Soylu; Christoforos Svingos; et al. (ISWC (Posters & Demos), 2016)

Towards Analytics Aware Ontology Based Access to Static and Streaming Data. - Evgeny Kharlamov; Yannis Kotidis; Theofilos Mailis; Christian Neuenstadt; Charalampos Nikolaou; Özgür L. Özçep; Christoforos Svingos; Dmitriy Zheleznyakov; Sebastian Brandt 001; Ian Horrocks 001; Yannis E. Ioannidis; Steffen Lamparter; et al. (ISWC (2), 2016)

Ontology-Based Integration of Streaming and Static Relational Data with Optique. - Evgeny Kharlamov; Sebastian Brandt 001; Ernesto Jiménez-Ruiz; Yannis Kotidis; Steffen Lamparter; Theofilos Mailis; Christian Neuenstadt; Özgür L. Özçep; Christoph Pinkel; Christoforos Svingos; Dmitriy Zheleznyakov; Ian Horrocks 001; et al. (SIGMOD Conference, 2016)

Towards Analytics Aware Ontology Based Access to Static and Streaming Data (Extended Version). - Evgeny Kharlamov; Yannis Kotidis; Theofilos Mailis; Christian Neuenstadt; Charalampos Nikolaou; Özgür L. Özçep; Christoforos Svingos; Dmitriy Zheleznyakov; Steffen Lamparter; Ian Horrocks 001; Yannis E. Ioannidis; Ralf Möller 001 (CoRR, 2016)

Entropy-based Selection of Graph Cuboids. - Dritan Bleco; Yannis Kotidis (GRADES@SIGMOD/PODS, 2017)

Digree: Building A Distributed Graph Processing Engine out of Single-node Graph Database Installations. - Vasilis Spyropoulos; Yannis Kotidis (SIGMOD Rec., 2017)

User-Centric Similarity Search. - Konstantinos Georgoulas; Akrivi Vlachou; Christos Doulkeridis; Yannis Kotidis (IEEE Trans. Knowl. Data Eng., 2017)

Ontology Based Data Access in Statoil. - Evgeny Kharlamov; Dag Hovland; Martin G. Skjæveland; Dimitris Bilidas; Ernesto Jiménez-Ruiz; Guohui Xiao 001; Ahmet Soylu; Davide Lanti; Martin Rezk; Dmitriy Zheleznyakov; Martin Giese; Hallstein Lie; et al. (J. Web Semant., 2017)

Semantic access to streaming and static data at Siemens. - Evgeny Kharlamov; Theofilos Mailis; Gulnar Mehdi; Christian Neuenstadt; Özgür L. Özçep; Mikhail Roshchin; Nina Solomakhina; Ahmet Soylu; Christoforos Svingos; Sebastian Brandt 001; Martin Giese; Yannis E. Ioannidis; et al. (J. Web Semant., 2017)

Finding the Needle in a Haystack: Entropy Guided Exploration of Very Large Graph Cubes. - Dritan Bleco; Yannis Kotidis (EDBT/ICDT Workshops, 2018)

View Definition. - Yannis Kotidis (Encyclopedia of Database Systems (2nd ed.), 2018)

Views. - Yannis Kotidis (Encyclopedia of Database Systems (2nd ed.), 2018)

Mv-Index: An Efficient Index for Graph-Query Containment. - Theofilos Mailis; Yannis Kotidis; Vaggelis Nikolopoulos; Evgeny Kharlamov; Ian Horrocks 001; Yannis E. Ioannidis (ISWC (Satellites), 2019)

An Efficient Index for RDF Query Containment. - Theofilos Mailis; Yannis Kotidis; Vaggelis Nikolopoulos; Evgeny Kharlamov; Ian Horrocks 001; Yannis E. Ioannidis (SIGMOD Conference, 2019)

Using entropy metrics for pruning very large graph cubes. - Dritan Bleco; Yannis Kotidis (Inf. Syst., 2019)

An ontology-mediated analytics-aware approach to support monitoring and diagnostics of static and streaming data. - Evgeny Kharlamov; Yannis Kotidis; Theofilos Mailis; Christian Neuenstadt; Charalampos Nikolaou; Özgür L. Özçep; Christoforos Svingos; Dmitriy Zheleznyakov; Yannis E. Ioannidis; Steffen Lamparter; Ralf Möller 001; Arild Waaler (J. Web Semant., 2019)

INforE: Interactive Cross-platform Analytics for Everyone. - Nikos Giatrakos; David Arnu; Theodoros Bitsakis; Antonios Deligiannakis; Minos N. Garofalakis; Ralf Klinkenberg; Aris Konidaris; Antonis Kontaxakis; Yannis Kotidis; Vasilis Samoladas; Alkis Simitsis; George Stamatakis 002; et al. (CIKM, 2020)

Omnibus outlier detection in sensor networks using windowed locality sensitive hashing. - Nikos Giatrakos; Antonios Deligiannakis; Minos N. Garofalakis; Yannis Kotidis (Future Gener. Comput. Syst., 2020)

EasyFlinkCEP: Big Event Data Analytics for Everyone. - Nikos Giatrakos; Eleni Kougioumtzi; Antonios Kontaxakis; Antonios Deligiannakis; Yannis Kotidis (CIKM, 2021)

Smart-Views: Decentralized OLAP View Management Using Blockchains. - Kostas Messanakis; Petros Demetrakopoulos; Yannis Kotidis (DaWaK, 2021)

Towards creating a generalized complex event processing operator using FlinkCEP: architecture & benchmark. - Eleni Kougioumtzi; Antonios Kontaxakis; Antonios Deligiannakis; Yannis Kotidis (DEBS, 2021)

Extreme-Scale Interactive Cross-Platform Streaming Analytics - The INFORE Approach. - Antonios Deligiannakis; Nikos Giatrakos; Yannis Kotidis; Vasilis Samoladas; Alkis Simitsis (SEA-Data@VLDB, 2021)

View Selection over Knowledge Graphs in Triple Stores. - Theofilos Mailis; Yannis Kotidis; Stamatis Christoforidis; Evgeny Kharlamov; Yannis E. Ioannidis (Proc. VLDB Endow., 2021)

Chimp: Efficient Lossless Floating Point Compression for Time Series Databases. - Panagiotis Liakos; Katia Papakonstantinopoulou; Yannis Kotidis (Proc. VLDB Endow., 2022)

Optimizing Resource Allocation for Tumor Simulations over HPC Infrastructures. - Errikos Streviniotis; Nikos Giatrakos; Yannis Kotidis; Thaleia Ntiniakou; Miguel Ponce de Leon (DSAA, 2023)

Sim-Piece: Highly Accurate Piecewise Linear Approximation through Similar Segment Merging. - Xenophon Kitsios; Panagiotis Liakos; Katia Papakonstantinopoulou; Yannis Kotidis (Proc. VLDB Endow., 2023)

How to Make your Duck Fly: Advanced Floating Point Compression to the Rescue. - Panagiotis Liakos; Katia Papakonstantinopoulou; Thijs Bruineman; Mark Raasveldt; Yannis Kotidis (EDBT, 2024)

Flexible grouping of linear segments for highly accurate lossy compression of time series data. - Xenophon Kitsios; Panagiotis Liakos; Katia Papakonstantinopoulou; Yannis Kotidis (VLDB J., 2024)

RATS: A resource allocator for optimizing the execution of tumor simulations over HPC infrastructures. - Errikos Streviniotis; Nikos Giatrakos; Yannis Kotidis; Thaleia Ntiniakou; Miguel Ponce de Leon (Inf. Syst., 2025)