Heuristic Search in Data Base Systems. - Ru-Mei Kung; Eric N. Hanson; Yannis E. Ioannidis; Timos K. Sellis; Leonard D. Shapiro; Michael Stonebraker (Expert Database Workshop, 1984)

Optimization of Extended Database Query Languages. - Timos K. Sellis; Leonard D. Shapiro (SIGMOD Conference, 1985)

An Analysis of Rule Indexing Implementations in Data Base Systems. - Michael Stonebraker; Timos K. Sellis; Eric N. Hanson (Expert Database Conf., 1986)

Global Query Optimization. - Timos K. Sellis (SIGMOD Conference, 1986)

Deductive Heterogeneous Databases. - John Grant; Timos K. Sellis (ISMIS, 1987)

Analysis of Object Oriented Spatial Access Methods. - Christos Faloutsos; Timos K. Sellis; Nick Roussopoulos (SIGMOD Conference, 1987)

Efficiently Supporting Procedures in Relational Database Systems. - Timos K. Sellis (SIGMOD Conference, 1987)

The R+-Tree: A Dynamic Index for Multi-Dimensional Objects. - Timos K. Sellis; Nick Roussopoulos; Christos Faloutsos (VLDB, 1987)

Exploiting Concurrency in a DBMS Implementation for Production. - Louiqa Raschid; Timos K. Sellis; Chih-Chen Lin (DPDS, 1988)

Deep Compilation of Large Rule Bases. - Timos K. Sellis; Nick Roussopoulos (Expert Database Conf., 1988)

Implementing Large Production Systems in a DBMS Environment: Concepts and Algorithms. - Timos K. Sellis; Chih-Chen Lin; Louiqa Raschid (SIGMOD Conference, 1988)

Expert Database Systems: Efficient Support for Engineering Environments. - Timos K. Sellis; Nick Roussopoulos; Leo Mark; Christos Faloutsos (Data Knowl. Eng., 1988)

Intelligent caching and indexing techniques for relational database systems. - Timos K. Sellis (Inf. Syst., 1988)

Implementation of a Prolog-INGRES Interface. - Sakti P. Ghosh; Chih-Chen Lin; Timos K. Sellis (SIGMOD Rec., 1988)

Multiple-Query Optimization. - Timos K. Sellis (ACM Trans. Database Syst., 1988)

An Efficient Pictorial Database System for PSQL. - Nick Roussopoulos; Christos Faloutsos; Timos K. Sellis (IEEE Trans. Software Eng., 1988)

Conflict Resolution of Rules Assigning Values to Virtual Attributes. - Yannis E. Ioannidis; Timos K. Sellis (SIGMOD Conference, 1989)

Exploiting Concurrency in a DBMS Implementation for Production Systems. - Louiqa Raschid; Timos K. Sellis; Chih-Chen Lin (IEEE Data Eng. Bull., 1989)

Performance Issues in the Binary Relationship Model. - Chih-Chen Lin; Leo Mark; Timos K. Sellis; Christos Faloutsos (Data Knowl. Eng., 1989)

Special Issue on Rule Management and Processing in Expert Database Systems - Letter from the Guest Editor. - Timos K. Sellis (SIGMOD Rec., 1989)

Data Intensive Production Systems: The DIPS Approach. - Timos K. Sellis; Chih-Chen Lin; Louiqa Raschid (SIGMOD Rec., 1989)

Applying knowledge-based technology: trends and directions (Panel Session). - Mike P. Papazoglou; Bruce I. Blum; Nikolaos G. Bourbakis; Apostolos Dollas; J. G. Hughes; E. Knudsen; Timos K. Sellis (COMPSAC, 1990)

Performance of DBMS implementations of production systems. - Timos K. Sellis; Chih-Chen Lin (TAI, 1990)

Efficient compilation of large rule bases using logical access paths. - Timos K. Sellis; Nick Roussopoulos; Raymond T. Ng (Inf. Syst., 1990)

Extended database logic: Complex objects and deduction. - John Grant; Timos K. Sellis (Inf. Sci., 1990)

On the Multiple-Query Optimization Problem. - Timos K. Sellis; Subrata Ghosh (IEEE Trans. Knowl. Data Eng., 1990)

Flexible Buffer Allocation Based on Marginal Gains. - Raymond T. Ng; Christos Faloutsos; Timos K. Sellis (SIGMOD Conference, 1991)

Predictive Load Control for Flexible Buffer Allocation. - Christos Faloutsos; Raymond T. Ng; Timos K. Sellis (VLDB, 1991)

A frame-based model for large manufacturing databases. - Dimitris N. Metaxas; Timos K. Sellis (J. Intell. Manuf., 1991)

An Architecture for High Performance Engineering Information Systems. - Nick Roussopoulos; Leo Mark; Timos K. Sellis; Christos Faloutsos (IEEE Trans. Software Eng., 1991)

Query Optimization for Nontraditional Database Applications. - Timos K. Sellis; Leonard D. Shapiro (IEEE Trans. Software Eng., 1991)

A Geometric Approach to Indexing Large Rule Bases. - Timos K. Sellis; Chih-Chen Lin (EDBT, 1992)

Spatial Reasoning Using Symbolic Arrays. - Dimitris Papadias; Timos K. Sellis (Spatio-Temporal Reasoning, 1992)

Experiments on the Concurrent Rule Execution in Database Systems. - Alex Delis; Louiqa Raschid; Timos K. Sellis (ICTAI, 1992)

An Organizational Framework for Cooperating Intelligent Information Systems. - Mike P. Papazoglou; S. C. Laufmann; Timos K. Sellis (Int. J. Cooperative Inf. Syst., 1992)

Preface. - Mike P. Papazoglou; Timos K. Sellis (Int. J. Cooperative Inf. Syst., 1992)

Supporting Inconsistent Rules in Database Systems. - Yannis E. Ioannidis; Timos K. Sellis (J. Intell. Inf. Syst., 1992)

The Semantics of Relations in 2D Space Using Representative Points: Spatial Indexes. - Dimitris Papadias; Timos K. Sellis (COSIT, 1993)

Coupling Production Systems and Database Systems: A Homogeneous Approach. - Timos K. Sellis; Chih-Chen Lin; Louiqa Raschid (IEEE Trans. Knowl. Data Eng., 1993)

Query Languages for Relational Multidatabases - John Grant; Witold Litwin; Nick Roussopoulos; Timos K. Sellis (VLDB J., 1993)

Using Differential Techniques to Efficiently Support Transaction Time - Christian S. Jensen; Leo Mark; Nick Roussopoulos; Timos K. Sellis (VLDB J., 1993)

The Retrieval of Direction Relations using R-trees. - Dimitris Papadias; Yannis Theodoridis; Timos K. Sellis (DEXA, 1994)

Optimization Issues in R-tree Construction (Extended Abstract). - Yannis Theodoridis; Timos K. Sellis (IGIS, 1994)

Improvements on a Heuristic Algorithm for Multiple-Query Optimization. - Kyuseok Shim; Timos K. Sellis; Dana S. Nau (Data Knowl. Eng., 1994)

A Simulation-Based Study on the Concurrent Execution of Rules in a Database Environment. - Louiqa Raschid; Timos K. Sellis; Alex Delis (J. Parallel Distributed Comput., 1994)

Qualitative Representation of Spatial Knowledge in Two-Dimensional Space - Dimitris Papadias; Timos K. Sellis (VLDB J., 1994)

Topological Relations in the World of Minimum Bounding Rectangles: A Study with R-trees. - Dimitris Papadias; Yannis Theodoridis; Timos K. Sellis; Max J. Egenhofer (SIGMOD Conference, 1995)

The Database Group at National Technical University of Athens (NTUA). - Timos K. Sellis; Yannis Vassiliou (SIGMOD Rec., 1995)

Flexible and Adaptable Buffer Management Techniques for Database Management Systems. - Christos Faloutsos; Raymond T. Ng; Timos K. Sellis (IEEE Trans. Computers, 1995)

A Pictorial Query-by-Example Language. - Dimitris Papadias; Timos K. Sellis (J. Vis. Lang. Comput., 1995)

Spatio-Temporal Indexing for Large Multimedia Applications. - Yannis Theodoridis; Michalis Vazirgiannis; Timos K. Sellis (ICMCS, 1996)

Event and Action Representation and Composition for Multimedia Application Scenario Modelling. - Michalis Vazirgiannis; Timos K. Sellis (IDMS, 1996)

Spatio-temporal composition in multimedia applications. - Michalis Vazirgiannis; Yannis Theodoridis; Timos K. Sellis (MMSD, 1996)

A Model for the Prediction of R-tree Performance. - Yannis Theodoridis; Timos K. Sellis (PODS, 1996)

Multidimensional Access Methods: Trees Have Grown Everywhere. - Timos K. Sellis; Nick Roussopoulos; Christos Faloutsos (VLDB, 1997)

Data Warehouse Configuration. - Dimitri Theodoratos; Timos K. Sellis (VLDB, 1997)

Point Representation of Spatial Objects and Query Window Extension: A New Technique for Spatial Access Methods. - Emmanuel Stefanakis; Yannis Theodoridis; Timos K. Sellis; Yuk-Cheung Lee (Int. J. Geogr. Inf. Sci., 1997)

Parametric Query Optimization. - Yannis E. Ioannidis; Raymond T. Ng; Kyuseok Shim; Timos K. Sellis (VLDB J., 1997)

Implementing Embedded Valid Time Query Languages. - Costas Vassilakis 001; Panagiotis Georgiadis 001; Timos K. Sellis (DEXA, 1998)

Experimental Evaluation of Data Warehouse Configuration Algorithms. - Spyros Ligoudistianos; Dimitri Theodoratos; Timos K. Sellis (DEXA Workshop, 1998)

Data Warehouse Schema and Instance Design. - Dimitri Theodoratos; Timos K. Sellis (ER, 1998)

Cost Models for Join Queries in Spatial Databases. - Yannis Theodoridis; Emmanuel Stefanakis; Timos K. Sellis (ICDE, 1998)

Specifications for Efficient Indexing in Spatiotemporal Databases. - Yannis Theodoridis; Timos K. Sellis; Apostolos Papadopoulos; Yannis Manolopoulos (SSDBM, 1998)

A Visual Database System for Spatial and Non-Spatial Data Management. - Theodore Dalamagas 001; Timos K. Sellis; L. Sinos (VDB, 1998)

Image Information System (IIS): A Visual Database System for Spatial and Non-Spatial Data Management. - L. Sinos; Theodore Dalamagas 001; Timos K. Sellis (VDB, 1998)

Direction Relations and Two-Dimensional Range Queries: Optimisation Techniques. - Yannis Theodoridis; Dimitris Papadias; Emmanuel Stefanakis; Timos K. Sellis (Data Knowl. Eng., 1998)

Spatio-Temporal Composition and Indexing for Large Multimedia Applications. - Michalis Vazirgiannis; Yannis Theodoridis; Timos K. Sellis (Multim. Syst., 1998)

Designing the Global Data Warehouse with SPJ Views. - Dimitri Theodoratos; Spyros Ligoudistianos; Timos K. Sellis (CAiSE, 1999)

Panel on Data Warehouse Quality Issues. - Yannis Vassiliou; Matthias Jarke; Timos K. Sellis; Eric Simon (CoopIS, 1999)

Heuristic Algorithms for Designing a Data Warehouse with SPJ Views. - Spyros Ligoudistianos; Timos K. Sellis; Dimitri Theodoratos; Yannis Vassiliou (DaWaK, 1999)

Dynamic Data Warehouse Design. - Dimitri Theodoratos; Timos K. Sellis (DaWaK, 1999)

CHOROCHRONOS: Research on Spatiotemporal Database Systems. - Timos K. Sellis (DEXA Workshop, 1999)

Spatiotemporal Specification & Verification of Multimedia Scenarios. - Ioannis Kostalas; Timos K. Sellis; Michalis Vazirgiannis (DS-8, 1999)

CHOROCHRONOS - Research on Spatio-temporal Database Systems. - Timos K. Sellis (Integrated Spatial Databases, 1999)

Research Issues in Spatio-temporal Database Systems. - Timos K. Sellis (SSD, 1999)

Designing Data Warehouses. - Dimitri Theodoratos; Timos K. Sellis (Data Knowl. Eng., 1999)

Incorporating fuzzy set methodologies in a DBMS repository for the application domain of GIS. - Emmanuel Stefanakis; Michalis Vazirgiannis; Timos K. Sellis (Int. J. Geogr. Inf. Sci., 1999)

Specifying and Authoring Multimedia Scenarios. - Michalis Vazirgiannis; Ioannis Kostalas; Timos K. Sellis (IEEE Multim., 1999)

Chorochronos: A Research Network for Spatiotemporal Database Systems. - Andrew U. Frank; Stéphane Grumbach; Ralf Hartmut Güting; Christian S. Jensen; Manolis Koubarakis; Nikos A. Lorentzos; Yannis Manolopoulos; Enrico Nardelli; Barbara Pernici; Hans-Jörg Schek; Michel Scholl; Timos K. Sellis; et al. (SIGMOD Rec., 1999)

Reminiscences on Influential Papers. - Richard T. Snodgrass; Serge Abiteboul; Sophie Cluet; Michael J. Franklin; Guy M. Lohman; David B. Lomet; Gultekin Özsoyoglu; Raghu Ramakrishnan 001; Kenneth A. Ross; Timos K. Sellis; Patrick Valduriez (SIGMOD Rec., 1999)

A Survey of Logical Models for OLAP Databases. - Panos Vassiliadis; Timos K. Sellis (SIGMOD Rec., 1999)

Databases Supporting Changes in Changing Worlds-The Case Spatio-Temporal Database Systems. - Timos K. Sellis (IDEAS, 2000)

Answering Multidimensional Queries on Cubes Using Other Cubes. - Dimitri Theodoratos; Timos K. Sellis (SSDBM, 2000)

Review - The R*-Tree: An Efficient and Robust Access Method for Points and Rectangles. - Timos K. Sellis (ACM SIGMOD Digit. Rev., 2000)

Review - The Aqua Approximate Query Answering System. - Timos K. Sellis (ACM SIGMOD Digit. Rev., 2000)

Review - A Logical Approach to Multidimensional Databases. - Timos K. Sellis (ACM SIGMOD Digit. Rev., 2000)

Review - Query Optimization by Simulated Annealing. - Timos K. Sellis (ACM SIGMOD Digit. Rev., 2000)

Review - Efficient Processing of Spatial Joins Using R-Trees. - Timos K. Sellis (ACM SIGMOD Digit. Rev., 2000)

Incremental Design of a Data Warehouse. - Dimitri Theodoratos; Timos K. Sellis (J. Intell. Inf. Syst., 2000)

Interactive Multimedia Documents: A Modeling, Authoring and Rendering Approach. - Michalis Vazirgiannis; D. Tsirikos; Th. Markousis; M. Trafalis; Y. Stamati; Michael Hatzopoulos; Timos K. Sellis (Multim. Tools Appl., 2000)

Efficient Cost Models for Spatial Queries Using R-Trees. - Yannis Theodoridis; Emmanuel Stefanakis; Timos K. Sellis (IEEE Trans. Knowl. Data Eng., 2000)

Checking the Temporal Integrity of Interactive Multimedia Documents. - Isabelle Mirbel; Barbara Pernici; Timos K. Sellis; S. Tserkezoglou; Michalis Vazirgiannis (VLDB J., 2000)

SISYPHUS: A Chunk-Based Storage Manager for OLAP Cubes. - Nikos Karayannidis; Timos K. Sellis (DMDW, 2001)

MAC: Conceptual data modeling for OLAP. - Aris Tsois; Nikos Karayannidis; Timos K. Sellis (DMDW, 2001)

STEDEL: A Language For Interactive Spatiotemporal Compositions. - Iosif Lazaridis; Michalis Vazirgiannis; Timos K. Sellis (ICME, 2001)

Design of the ERATOSTHENES OLAP Server. - Nikos Karayannidis; Aris Tsois; Panos Vassiliadis; Timos K. Sellis (Panhellenic Conference on Informatics, 2001)

View selection for designing the global data warehouse. - Dimitri Theodoratos; Spyros Ligoudistianos; Timos K. Sellis (Data Knowl. Eng., 2001)

ARKTOS: towards the modeling, design, control and execution of ETL processes. - Panos Vassiliadis; Zografoula Vagena; Spiros Skiadopoulos; Nikos Karayannidis; Timos K. Sellis (Inf. Syst., 2001)

Cost-based optimization of aggregation star queries on hierarchically clustered data warehouses. - Aris Tsois; Nikos Karayannidis; Timos K. Sellis; Dimitri Theodoratos (DMDW, 2002)

Processing Star Queries on Hierarchically-Clustered Fact Tables. - Nikos Karayannidis; Aris Tsois; Timos K. Sellis; Roland Pieringer; Volker Markl; Frank Ramsak; Robert Fenk; Klaus Elhardt; Rudolf Bayer (VLDB, 2002)

Introduction. - Manolis Koubarakis; Timos K. Sellis (Spatio-Temporal Databases: The CHOROCHRONOS Approach, 2003)

Spatio-temporal Databases in the Years Ahead. - Manolis Koubarakis; Yannis Theodoridis; Timos K. Sellis (Spatio-Temporal Databases: The CHOROCHRONOS Approach, 2003)

Combining Hierarchy Encoding and Pre-Grouping: Intelligent Grouping in Star Join Processing. - Roland Pieringer; Klaus Elhardt; Frank Ramsak; Volker Markl; Robert Fenk; Rudolf Bayer; Nikos Karayannidis; Aris Tsois; Timos K. Sellis (ICDE, 2003)

The Generalized Pre-Grouping Transformation: Aggregate-Query Optimization in the Presence of Dependencies. - Aris Tsois; Timos K. Sellis (VLDB, 2003)

SISYPHUS: The implementation of a chunk-based storage manager for OLAP data cubes. - Nikos Karayannidis; Timos K. Sellis (Data Knowl. Eng., 2003)

Implementing a Query Language for Context-Dependent Semistructured Data. - Yannis Stavrakas; Kostis Pristouris; Antonis Efandis; Timos K. Sellis (ADBIS, 2004)

CUBE File: A File Structure for Hierarchically Clustered OLAP Cubes. - Nikos Karayannidis; Timos K. Sellis; Yannis Kouvaras (EDBT, 2004)

Computing and Handling Cardinal Direction Information. - Spiros Skiadopoulos; Christos Giannoukos; Panos Vassiliadis; Timos K. Sellis; Manolis Koubarakis (EDBT, 2004)

Clustering XML Documents Using Structural Summaries. - Theodore Dalamagas 001; Tao Cheng; Klaas-Jan Winkel; Timos K. Sellis (EDBT Workshops, 2004)

PatManQL: A Language to Manipulate Patterns and Data in Hierarchical Catalogs. - Panagiotis Bouros; Theodore Dalamagas 001; Timos K. Sellis; Manolis Terrovitis (PaRMa, 2004)

Clustering XML Documents by Structure. - Theodore Dalamagas 001; Tao Cheng; Klaas-Jan Winkel; Timos K. Sellis (SETN, 2004)

Managing Trajectories of Moving Objects as Data Streams. - Kostas Patroumpas; Timos K. Sellis (STDBM, 2004)

Extraction-Transformation-Loading Processes. - Alkis Simitsis; Panos Vassiliadis; Timos K. Sellis (Encyclopedia of Database Technologies and Applications, 2005)

RDFSculpt: Managing RDF Schemas Under Set-Like Semantics. - Zoi Kaoudi; Theodore Dalamagas 001; Timos K. Sellis (ESWC, 2005)

Optimizing ETL Processes in Data Warehouses. - Alkis Simitsis; Panos Vassiliadis; Timos K. Sellis (ICDE, 2005)

The Lowell database research self-assessment. - Serge Abiteboul; Rakesh Agrawal 001; Philip A. Bernstein; Michael J. Carey 001; Stefano Ceri; W. Bruce Croft; David J. DeWitt; Michael J. Franklin; Hector Garcia-Molina; Dieter Gawlick; Jim Gray 001; Laura M. Haas; et al. (Commun. ACM, 2005)

State-Space Optimization of ETL Workflows. - Alkis Simitsis; Panos Vassiliadis; Timos K. Sellis (IEEE Trans. Knowl. Data Eng., 2005)

Computing and Managing Cardinal Direction Relations. - Spiros Skiadopoulos; Christos Giannoukos; Nikos Sarkas; Panos Vassiliadis; Timos K. Sellis; Manolis Koubarakis (IEEE Trans. Knowl. Data Eng., 2005)

Amnesic online synopses for moving objects. - Michalis Potamias; Kostas Patroumpas; Timos K. Sellis (CIKM, 2006)

A combination of trie-trees and inverted files for the indexing of set-valued attributes. - Manolis Terrovitis; Spyros Passas; Panos Vassiliadis; Timos K. Sellis (CIKM, 2006)

Heuristic containment check of partial tree-pattern queries in the presence of index graphs. - Dimitri Theodoratos; Stefanos Souldatos; Theodore Dalamagas 001; Pawel Placek; Timos K. Sellis (CIKM, 2006)

Reusing Classical Query Rewriting in P2P Databases. - Verena Kantere; Timos K. Sellis (DBISP2P, 2006)

A study on workload-aware wavelet synopses for point and range-sum queries. - Michael Mathioudakis; Dimitris Sacharidis; Timos K. Sellis (DOLAP, 2006)

Formal specification and optimization of ETL scenarios. - Timos K. Sellis (DOLAP, 2006)

NaviMoz: Mining Navigational Patterns in Portal Catalogs. - Eleni G. Christodoulou; Theodore Dalamagas 001; Timos K. Sellis (EDBT Workshops, 2006)

Window Specification over Data Streams. - Kostas Patroumpas; Timos K. Sellis (EDBT Workshops, 2006)

Data Exchange Issues in Peer-to-Peer Database Systems. - Verena Kantere; Timos K. Sellis (ICEIS (Selected Papers), 2006)

Data Management in P2P Systems: Challenges and Research Issues. - Timos K. Sellis (ICEIS (1), 2006)

Sampling Trajectory Streams with Spatiotemporal Criteria. - Michalis Potamias; Kostas Patroumpas; Timos K. Sellis (SSDBM, 2006)

Containment of Partially Specified Tree-Pattern Queries. - Dimitri Theodoratos; Theodore Dalamagas 001; Pawel Placek; Stefanos Souldatos; Timos K. Sellis (SSDBM, 2006)

Captain Nemo: A Metasearch Engine with Personalized Hierarchical Search Space. - Stefanos Souldatos; Theodore Dalamagas 001; Timos K. Sellis (Informatica (Slovenia), 2006)

A methodology for clustering XML documents by structure. - Theodore Dalamagas 001; Tao Cheng; Klaas-Jan Winkel; Timos K. Sellis (Inf. Syst., 2006)

Data management research at the Knowledge and Database Systems Lab: (NTU Athens). - Timos K. Sellis; Yannis Vassiliou (SIGMOD Rec., 2006)

A Ranking Mechanism for SemanticWeb Service Discovery. - Dimitrios Skoutas 001; Alkis Simitsis; Timos K. Sellis (IEEE SCW, 2007)

ETL Workflows: From Formal Specification to Optimization. - Timos K. Sellis; Alkis Simitsis (ADBIS, 2007)

Evaluation of partial path queries on xml data. - Stefanos Souldatos; Xiaoying Wu; Dimitri Theodoratos; Theodore Dalamagas 001; Timos K. Sellis (CIKM, 2007)

Application of the Peer-to-Peer Paradigm in Digital Libraries. - Stratis Viglas; Theodore Dalamagas 001; Vassilis Christophides; Timos K. Sellis; Aggeliki Dimitriou (DELOS, 2007)

Semantic Grouping of Social Networks in P2P Database Settings. - Verena Kantere; Dimitrios Tsoumakos; Timos K. Sellis (DEXA, 2007)

Handling spatial data in distributed environments. - Verena Kantere; Timos K. Sellis (GIS, 2007)

Approximate order-k Voronoi cells over positional streams. - Kostas Patroumpas; Theofanis Minogiannis; Timos K. Sellis (GIS, 2007)

Semantics of Spatially-Aware Windows Over Streaming Moving Objects. - Kostas Patroumpas; Timos K. Sellis (MDM, 2007)

Ontology-Based Data Sharing in P2P Databases. - Dimitrios Skoutas 001; Verena Kantere; Alkis Simitsis; Timos K. Sellis (SWDB-ODBIS, 2007)

A Study for the Parameters of a Distributed Framework That Handles Spatial Areas. - Verena Kantere; Timos K. Sellis (SSTD, 2007)

Online Amnesic Summarization of Streaming Locations. - Michalis Potamias; Kostas Patroumpas; Timos K. Sellis (SSTD, 2007)

Mining user navigation patterns for personalizing topic directories. - Theodore Dalamagas 001; Panagiotis Bouros; Theodore Galanis; Magdalini Eirinaki; Timos K. Sellis (WIDM, 2007)

A Family of Directional Relation Models for Extended Objects. - Spiros Skiadopoulos; Nikos Sarkas; Timos K. Sellis; Manolis Koubarakis (IEEE Trans. Knowl. Data Eng., 2007)

Correction to "A Family of Directional Relation Models for Extended Objects". - Spiros Skiadopoulos; Nikos Sarkas; Timos K. Sellis; Manolis Koubarakis (IEEE Trans. Knowl. Data Eng., 2007)

Database interoperability through Web Services and ontologies. - Timos K. Sellis; Dimitrios Skoutas 001; K. Staikos (BIBE, 2008)

A heuristic approach for checking containment of generalized tree-pattern queries. - Pawel Placek; Dimitri Theodoratos; Stefanos Souldatos; Theodore Dalamagas 001; Timos K. Sellis (CIKM, 2008)

On-line discovery of hot motion paths. - Dimitris Sacharidis; Kostas Patroumpas; Manolis Terrovitis; Verena Kantere; Michalis Potamias; Kyriakos Mouratidis; Timos K. Sellis (EDBT, 2008)

Monitoring continuous queries over streaming locations. - Kostas Patroumpas; Evi Kefallinou; Timos K. Sellis (GIS, 2008)

A Simulator for a Mobile Peer-to-Peer Database Environment. - Verena Kantere; Konstantina Palla; Kostas Patroumpas; Timos K. Sellis (MDM, 2008)

Conceptual Synopses of Semantics in Social Networks Sharing Structured Data. - Verena Kantere; Maria-Eirini Politou; Timos K. Sellis (OTM Conferences (2), 2008)

Serving the Sky: Discovering and Selecting Semantic Web Services through Dynamic Skyline Queries. - Dimitrios Skoutas 001; Dimitris Sacharidis; Alkis Simitsis; Timos K. Sellis (ICSC, 2008)

Efficient Semantic Web Service Discovery in Centralized and P2P Environments. - Dimitrios Skoutas 001; Dimitris Sacharidis; Verena Kantere; Timos K. Sellis (ISWC, 2008)

Prioritized Evaluation of Continuous Moving Queries over Streaming Locations. - Kostas Patroumpas; Timos K. Sellis (SSDBM, 2008)

Caching Dynamic Skyline Queries. - Dimitris Sacharidis; Panagiotis Bouros; Timos K. Sellis (SSDBM, 2008)

Boosting the ranking function learning process using clustering. - Giorgos Giannopoulos; Theodore Dalamagas 001; Magdalini Eirinaki; Timos K. Sellis (WIDM, 2008)

Efficient evaluation of generalized path pattern queries on XML data. - Xiaoying Wu; Stefanos Souldatos; Dimitri Theodoratos; Theodore Dalamagas 001; Timos K. Sellis (WWW, 2008)

Indexing views to route queries in a PDMS. - Lefteris Sidirourgos; Giorgos Kokkinidis; Theodore Dalamagas 001; Vassilis Christophides; Timos K. Sellis (Distributed Parallel Databases, 2008)

Discovery and Selection of Services on the Semantic Web. - Dimitrios Skoutas 001; Alkis Simitsis; Timos K. Sellis (ERCIM News, 2008)

A framework for semantic grouping in P2P databases. - Verena Kantere; Dimitrios Tsoumakos; Timos K. Sellis (Inf. Syst., 2008)

Modeling and manipulating the structure of hierarchical schemas for the web. - Theodore Dalamagas 001; Alexandra Meliou; Timos K. Sellis (Inf. Sci., 2008)

Hierarchical clustering for OLAP: the CUBE File approach. - Nikos Karayannidis; Timos K. Sellis (VLDB J., 2008)

Rule-Based Management of Schema Changes at ETL Sources. - George Papastefanatos; Panos Vassiliadis; Alkis Simitsis; Timos K. Sellis; Yannis Vassiliou (ADBIS (Workshops), 2009)

Window Update Patterns in Stream Operators. - Kostas Patroumpas; Timos K. Sellis (ADBIS, 2009)

A tool for mapping discovery over revealing schemas. - Verena Kantere; Dimos Bousounis; Timos K. Sellis (EDBT, 2009)

Top-k dominant web services under multi-criteria matching. - Dimitrios Skoutas 001; Dimitris Sacharidis; Alkis Simitsis; Verena Kantere; Timos K. Sellis (EDBT, 2009)

Monitoring Orientation of Moving Objects around Focal Points. - Kostas Patroumpas; Timos K. Sellis (SSTD, 2009)

Evaluating Reachability Queries over Path Collections. - Panagiotis Bouros; Spiros Skiadopoulos; Theodore Dalamagas 001; Dimitris Sacharidis; Timos K. Sellis (SSDBM, 2009)

Efficient Evaluation of Generalized Tree-Pattern Queries with Same-Path Constraints. - Xiaoying Wu; Dimitri Theodoratos; Stefanos Souldatos; Theodore Dalamagas 001; Timos K. Sellis (SSDBM, 2009)

Accurate microRNA target prediction correlates with protein repression levels. - Manolis Maragkakis; Panagiotis Alexiou; Giorgos L. Papadopoulos; Martin Reczko; Theodore Dalamagas 001; Giorgos Giannopoulos; George I. Goumas; Evangelos Koukis; Kornilios Kourtis; Victor A. Simossis; Praveen Sethupathy; Thanasis Vergoulis; et al. (BMC Bioinform., 2009)

GrouPeer: Dynamic clustering of P2P databases. - Verena Kantere; Dimitrios Tsoumakos; Timos K. Sellis; Nick Roussopoulos (Inf. Syst., 2009)

Ontology-Driven Conceptual Design of ETL Processes Using Graph Transformations. - Dimitrios Skoutas 001; Alkis Simitsis; Timos K. Sellis (J. Data Semant., 2009)

DIANA-microT web server: elucidating microRNA functions through target prediction. - Manolis Maragkakis; Martin Reczko; Victor A. Simossis; Panagiotis Alexiou; Giorgos L. Papadopoulos; Theodore Dalamagas 001; Giorgos Giannopoulos; Georgios I. Goumas; Evangelos Koukis; Kornilios Kourtis; Thanasis Vergoulis; Nectarios Koziris; et al. (Nucleic Acids Res., 2009)

Storing and Indexing Spatial Data in P2P Systems. - Verena Kantere; Spiros Skiadopoulos; Timos K. Sellis (IEEE Trans. Knowl. Data Eng., 2009)

Hierarchically compressed wavelet synopses. - Dimitris Sacharidis; Antonios Deligiannakis; Timos K. Sellis (VLDB J., 2009)

Containment of partially specified tree-pattern queries in the presence of dimension graphs. - Dimitri Theodoratos; Pawel Placek; Theodore Dalamagas 001; Stefanos Souldatos; Timos K. Sellis (VLDB J., 2009)

GoNTogle: A Tool for Semantic Annotation and Search. - Giorgos Giannopoulos; Nikos Bikakis; Theodore Dalamagas 001; Timos K. Sellis (ESWC (2), 2010)

Probabilistic contextual skylines. - Dimitris Sacharidis; Anastasios Arvanitis; Timos K. Sellis (ICDE, 2010)

Integrating Keywords and Semantics on Document Annotation and Search. - Nikos Bikakis; Giorgos Giannopoulos; Theodore Dalamagas 001; Timos K. Sellis (OTM Conferences (2), 2010)

Multi-granular Time-Based Sliding Windows over Data Streams. - Kostas Patroumpas; Timos K. Sellis (TIME, 2010)

miRGen 2.0: a database of microRNA genomic information and regulation. - Panagiotis Alexiou; Thanasis Vergoulis; Martin Gleditzsch; George Prekas; Theodore Dalamagas 001; Molly Megraw; Ivo Grosse; Timos K. Sellis; Artemis G. Hatzigeorgiou (Nucleic Acids Res., 2010)

Peer coordination through distributed triggers. - Verena Kantere; Maher Manoubi; Iluju Kiringa; Timos K. Sellis; John Mylopoulos (Proc. VLDB Endow., 2010)

Ranking and Clustering Web Services Using Multicriteria Dominance Relationships. - Dimitrios Skoutas 001; Dimitris Sacharidis; Alkis Simitsis; Timos K. Sellis (IEEE Trans. Serv. Comput., 2010)

Evaluation Techniques for Generalized Path Pattern Queries on XML Data. - Xiaoying Wu; Dimitri Theodoratos; Stefanos Souldatos; Theodore Dalamagas 001; Timos K. Sellis (World Wide Web, 2010)

Subsuming Multiple Sliding Windows for Shared Stream Computation. - Kostas Patroumpas; Timos K. Sellis (ADBIS, 2011)

Learning to rank user intent. - Giorgos Giannopoulos; Ulf Brefeld; Theodore Dalamagas 001; Timos K. Sellis (CIKM, 2011)

Efficient answering of set containment queries for skewed item distributions. - Manolis Terrovitis; Panagiotis Bouros; Panos Vassiliadis; Timos K. Sellis; Nikos Mamoulis (EDBT, 2011)

On enhancing scalability for distributed RDF/S stores. - George Tsatsanifos; Dimitris Sacharidis; Timos K. Sellis (EDBT, 2011)

Search Behavior-Driven Training for Result Re-Ranking. - Giorgos Giannopoulos; Theodore Dalamagas 001; Timos K. Sellis (TPDL, 2011)

Dynamic Pickup and Delivery with Transfers. - Panagiotis Bouros; Dimitris Sacharidis; Theodore Dalamagas 001; Timos K. Sellis (SSTD, 2011)

MIDAS: Multi-attribute Indexing for Distributed Architecture Systems. - George Tsatsanifos; Dimitris Sacharidis; Timos K. Sellis (SSTD, 2011)

Maintaining consistent results of continuous queries under diverse window specifications. - Kostas Patroumpas; Timos K. Sellis (Inf. Syst., 2011)

GrouPeer: A System for Clustering PDMSs. - Verena Kantere; Dimos Bousounis; Timos K. Sellis (Proc. VLDB Endow., 2011)

Personalization in Web Search and Data Management. - Timos K. Sellis (SEBD, 2012)

Probabilistic Range Monitoring of Streaming Uncertain Positions in GeoSocial Networks. - Kostas Patroumpas; Marios Papamichalis; Timos K. Sellis (SSDBM, 2012)

Multiplexing Trajectories of Moving Objects. - Kostas Patroumpas; Kyriakos Toumbas; Timos K. Sellis (SSDBM, 2012)

TARCLOUD: A Cloud-Based Platform to Support miRNA Target Prediction. - Thanasis Vergoulis; Michail Alexakis; Theodore Dalamagas 001; Manolis Maragkakis; Artemis G. Hatzigeorgiou; Timos K. Sellis (SSDBM, 2012)

Event Processing and Real-Time Monitoring over Streaming Traffic Data. - Kostas Patroumpas; Timos K. Sellis (W2GIS, 2012)

Diversifying User Comments on News Articles. - Giorgos Giannopoulos; Ingmar Weber; Alejandro Jaimes; Timos K. Sellis (WISE, 2012)

Evaluating Path Queries over Frequently Updated Route Collections. - Panagiotis Bouros; Dimitris Sacharidis; Theodore Dalamagas 001; Spiros Skiadopoulos; Timos K. Sellis (IEEE Trans. Knowl. Data Eng., 2012)

Processing and Evaluating Partial Tree Pattern Queries on XML Data. - Xiaoying Wu; Stefanos Souldatos; Dimitri Theodoratos; Theodore Dalamagas 001; Yannis Vassiliou; Timos K. Sellis (IEEE Trans. Knowl. Data Eng., 2012)

Approximate regional sequence matching for genomic databases. - Thanasis Vergoulis; Theodore Dalamagas 001; Dimitris Sacharidis; Timos K. Sellis (VLDB J., 2012)

Learning Risky Driver Behaviours from Multi-Channel Data Streams Using Genetic Programming. - Feng Xie 001; Andy Song; Flora Dilys Salim; Athman Bouguettaya; Timos K. Sellis; Doug Bradbrook (Australasian Conference on Artificial Intelligence, 2013)

RDivF: Diversifying Keyword Search on RDF Graphs. - Nikos Bikakis; Giorgos Giannopoulos; John Liagouris; Dimitrios Skoutas 001; Theodore Dalamagas 001; Timos K. Sellis (TPDL, 2013)

Personalizing Keyword Search on RDF Data. - Giorgos Giannopoulos; Evmorfia Biliri; Timos K. Sellis (TPDL, 2013)

Index-based query processing on distributed multidimensional data. - George Tsatsanifos; Dimitris Sacharidis; Timos K. Sellis (GeoInformatica, 2013)

Optimizing XML queries: Bitmapped materialized views vs. indexes. - Xiaoying Wu; Dimitri Theodoratos; Wendy Hui Wang; Timos K. Sellis (Inf. Syst., 2013)

A Study on External Memory Scan-Based Skyline Algorithms. - Nikos Bikakis; Dimitris Sacharidis; Timos K. Sellis (DEXA (1), 2014)

RIPPLE: A Scalable Framework for Distributed Processing of Rank Queries. - George Tsatsanifos; Dimitris Sacharidis; Timos K. Sellis (EDBT, 2014)

Failure-Proof Spatio-temporal Composition of Sensor Cloud Services. - Azadeh Ghari Neiat; Athman Bouguettaya; Timos K. Sellis; Hai Dong (ICSOC, 2014)

Spatio-temporal Composition of Sensor Cloud Services. - Azadeh Ghari Neiat; Athman Bouguettaya; Timos K. Sellis; Zhen Ye (ICWS, 2014)

Efficient Identification of the Highest Diversity Gain Object. - Dimitris Sacharidis; Timos Sellis (ISIP, 2014)

Open-Access Grant Data: Towards Meta-Research Innovation. - Marta Poblet; Amir Aryani; Kate Caldecott; Timos K. Sellis; Pompeu Casanovas (JURIX, 2014)

Airport Context Analytics. - Eli Katsiri; George Papastefanatos; Manolis Terrovitis; Timos K. Sellis (RR, 2014)

MR-microT: a MapReduce-based MicroRNA target prediction method. - Ilias Kanellos; Thanasis Vergoulis; Dimitris Sacharidis; Theodore Dalamagas 001; Artemis G. Hatzigeorgiou; Stelios Sartzetakis; Timos K. Sellis (SSDBM, 2014)

Publishing Diachronic Life Science Linked Data. - Katerina Gkirtzou; Thanasis Vergoulis; Artemis G. Hatzigeorgiou; Timos K. Sellis; Theodore Dalamagas 001 (SWAT4LS, 2014)

Diversifying Microblog Posts. - Marios Koniaris; Giorgos Giannopoulos; Timos K. Sellis; Yiannis Vasileiou (WISE (2), 2014)

Twitter analytics: a big data management perspective. - Oshini Goonetilleke; Timos K. Sellis; Xiuzhen Zhang 001; Saket Sathe 001 (SIGKDD Explor., 2014)

Managing Big Trajectory Data: Online Processing of Positional Streams. - Kostas Patroumpas; Timos K. Sellis (Big Data - Algorithms, Analytics, and Applications, 2015)

Spatio-Temporal Architecture-Based Framework for Testing Services in the Cloud. - Huai Liu; Maria Spichkova; Heinz W. Schmidt; Timos K. Sellis; Matt Duckham (ASWEC (2), 2015)

Query Relaxation across Heterogeneous Data Sources. - Verena Kantere; George Orfanoudakis; Anastasios Kementsietsidis; Timos K. Sellis (CIKM, 2015)

Towards Scalable Visual Exploration of Very Large RDF Graphs. - Nikos Bikakis; John Liagouris; Maria Kromida; George Papastefanatos; Timos K. Sellis (ESWC (Satellite Events), 2015)

On crowdsensed data acquisition using multi-dimensional point processes. - Saket Sathe 001; Timos K. Sellis; Karl Aberer (ICDE Workshops, 2015)

Spatio-Temporal Composition of Crowdsourced Services. - Azadeh Ghari Neiat; Athman Bouguettaya; Timos K. Sellis (ICSOC, 2015)

Anytime Concurrent Clustering of Multiple Streams with an Indexing Tree. - Zhinoos Razavi Hesabi; Timos K. Sellis; Xiuzhen Zhang 001 (BigMine, 2015)

Batch processing of Top-k Spatial-textual Queries. - Farhana Murtaza Choudhury; J. Shane Culpepper; Timos K. Sellis (GeoRich@SIGMOD, 2015)

Microblogging Queries on Graph Databases: An Introspection. - Oshini Goonetilleke; Saket Sathe 001; Timos K. Sellis; Xiuzhen Zhang 001 (GRADES@SIGMOD/PODS, 2015)

In the shadows we trust: A secure aggregation tolerant watermark for data streams. - Arezou Soltani Panah; Ron G. van Schyndel; Timos K. Sellis; Elisa Bertino (WOWMOM, 2015)

mirPub: a database for searching microRNA publications. - Thanasis Vergoulis; Ilias Kanellos; Nikos Kostoulas; Georgios K. Georgakilas; Timos K. Sellis; Artemis G. Hatzigeorgiou; Theodore Dalamagas 001 (Bioinform., 2015)

A Hierarchical Framework for Efficient Multilevel Visual Exploration and Analysis. - Nikos Bikakis; George Papastefanatos; Melina Skourla; Timos K. Sellis (CoRR, 2015)

Guest Editorial: Data Management and Analysis in Location-Based Social Networks. - Rui Zhang 003; Timos K. Sellis; Yu Zheng 004; Mohamed F. Mokbel (Distributed Parallel Databases, 2015)

Special issue on spatial and temporal database management. - Mario A. Nascimento; Timos K. Sellis; Reynold Cheng (GeoInformatica, 2015)

Mapping Discovery Over Revealing Schemas. - Verena Kantere; Dimos Bousounis; Timos K. Sellis (Int. J. Cooperative Inf. Syst., 2015)

Top-k-size keyword search on tree structured data. - Aggeliki Dimitriou; Dimitri Theodoratos; Timos K. Sellis (Inf. Syst., 2015)

Algorithms and criteria for diversification of news article comments. - Giorgos Giannopoulos; Marios Koniaris; Ingmar Weber; Alejandro Jaimes; Timos K. Sellis (J. Intell. Inf. Syst., 2015)

Visualization-Aided Exploration of the Real Estate Data. - Mingzhao Li 001; Zhifeng Bao; Timos Sellis; Shi Yan (ADC, 2016)

Spatial Textual Top-k Search in Mobile Peer-to-Peer Networks. - Thao P. Nghiem; Cong Ma; J. Shane Culpepper; Timos Sellis (ADC, 2016)

Prescriptive Analytics for Big Data. - Reza Soltanpoor; Timos Sellis (ADC, 2016)

Joint Top-k Subscription Query Processing over Microblog Threads. - Liangjun Song; Zhifeng Bao; Farhana Murtaza Choudhury; Timos Sellis (ADC, 2016)

Interactive Trip Planning Using Activity Trajectories. - Sheng Wang 007; Zhifeng Bao; J. Shane Culpepper; Timos Sellis; Mark Sanderson; Munkh-Erdene Yadamjav (ADCS, 2016)

Exploration and Visualization in the Web of Big Linked Data: A Survey of the State of the Art. - Nikos Bikakis; Timos K. Sellis (EDBT/ICDT Workshops, 2016)

graphVizdb: A scalable platform for interactive large graph visualization. - Nikos Bikakis; John Liagouris; Maria Krommyda; George Papastefanatos; Timos K. Sellis (ICDE, 2016)

Message from the ICDE 2016 Program Committee and general chairs. - Mei Hsu; Alfons Kemper; Timos K. Sellis; Boris Novikov 001; Eljas Soisalon-Soininen (ICDE, 2016)

On the Properties of Non-Media Digital Watermarking: A Review of State of the Art Techniques. - Arezou Soltani Panah; Ron G. van Schyndel; Timos K. Sellis; Elisa Bertino (IEEE Access, 2016)

Monitoring the Top-m Aggregation in a Sliding Window of Spatial Queries. - Farhana Murtaza Choudhury; Zhifeng Bao; J. Shane Culpepper; Timos Sellis (CoRR, 2016)

Maximizing Bichromatic Reverse Spatial and Textual k Nearest Neighbor Queries. - Farhana Murtaza Choudhury; J. Shane Culpepper; Timos K. Sellis; Xin Cao 001 (Proc. VLDB Endow., 2016)

Personalized Influential Topic Search via Social Network Summarization. - Jianxin Li 001; Chengfei Liu; Jeffrey Xu Yu; Yi Chen 001; Timos K. Sellis; J. Shane Culpepper (IEEE Trans. Knowl. Data Eng., 2016)

Location Estimation Using Crowdsourced Spatial Relations. - Georgios Skoumas; Dieter Pfoser; Anastasios Kyrillidis; Timos Sellis (ACM Trans. Spatial Algorithms Syst., 2016)

Continuous Summarization over Microblog Threads. - Liangjun Song; Ping Zhang; Zhifeng Bao; Timos K. Sellis (DASFAA (2), 2017)

Monitoring the Top-m Rank Aggregation of Spatial Objects in Streaming Queries. - Farhana Murtaza Choudhury; Zhifeng Bao; J. Shane Culpepper; Timos Sellis (ICDE, 2017)

Most Influential Community Search over Large Social Networks. - Jianxin Li 001; Xinjue Wang; Ke Deng; Xiaochun Yang 001; Timos Sellis; Jeffrey Xu Yu (ICDE, 2017)

Answering Top-k Exemplar Trajectory Queries. - Sheng Wang 007; Zhifeng Bao; J. Shane Culpepper; Timos Sellis; Mark Sanderson; Xiaolin Qin (ICDE, 2017)

Automated density-based clustering of spatial urban data for interactive data exploration. - Erica Rosalina; Flora D. Salim; Timos Sellis (INFOCOM Workshops, 2017)

Edge Labeling Schemes for Graph Data. - Oshini Goonetilleke; Danai Koutra; Timos Sellis; Kewen Liao (SSDBM, 2017)

Deep Osmosis: Holistic Distributed Deep Learning in Osmotic Computing. - Ahsan Morshed; Prem Prakash Jayaraman; Timos Sellis; Dimitrios Georgakopoulos 001; Massimo Villari; Rajiv Ranjan 001 (IEEE Cloud Comput., 2017)

CDS: Collaborative distant supervision for Twitter account classification. - Lishan Cui; Xiuzhen Zhang 001; A. Kai Qin; Timos Sellis; Lifang Wu (Expert Syst. Appl., 2017)

Towards an asynchronous aggregation-capable watermark for end-to-end protection of big data streams. - Arezou Soltani Panah; Ron G. van Schyndel; Timos Sellis (Future Gener. Comput. Syst., 2017)

Shrink: Distance preserving graph compression. - Amin Sadri; Flora D. Salim; Yongli Ren; Masoomeh Zameni; Jeffrey Chan; Timos Sellis (Inf. Syst., 2017)

Semantics-Aware Approaches to Big Data Engineering. - Alfredo Cuzzocrea; Timos Sellis (J. Data Semant., 2017)

A hierarchical aggregation framework for efficient multilevel visual exploration and analysis. - Nikos Bikakis; George Papastefanatos; Melina Skourla; Timos Sellis (Semantic Web, 2017)

Geo-Social Influence Spanning Maximization. - Jianxin Li 001; Timos Sellis; J. Shane Culpepper; Zhenying He; Chengfei Liu; Junhu Wang (IEEE Trans. Knowl. Data Eng., 2017)

Crowdsourced Coverage as a Service: Two-Level Composition of Sensor Cloud Services. - Azadeh Ghari Neiat; Athman Bouguettaya; Timos Sellis; Sajib Mistry (IEEE Trans. Knowl. Data Eng., 2017)

Social-Textual Query Processing on Graph Database Systems. - Oshini Goonetilleke; Timos Sellis; Xiuzhen Zhang 001 (ADC, 2018)

DistClusTree: A Framework for Distributed Stream Clustering. - Zhinoos Razavi Hesabi; Timos Sellis; Kewen Liao (ADC, 2018)

Evolutionary feature subspaces generation for ensemble classification. - Boyu Zhang; A. Kai Qin; Timos Sellis (GECCO, 2018)

Reverse k Nearest Neighbor Search over Trajectories (Extended Abstract). - Sheng Wang 007; Zhifeng Bao; J. Shane Culpepper; Timos Sellis; Gao Cong (ICDE, 2018)

Holistic Influence Maximization for Targeted Advertisements in Spatial Social Networks. - Jianxin Li 001; Taotao Cai; Ajmal Mian; Rong-Hua Li; Timos Sellis; Jeffrey Xu Yu (ICDE, 2018)

A Fast Algorithm for Optimally Finding Partially Disjoint Shortest Paths. - Longkun Guo; Yunyun Deng; Kewen Liao; Qiang He 001; Timos Sellis; Zheshan Hu (IJCAI, 2018)

Classification and Annotation of Open Internet of Things Datastreams. - Federico Montori; Kewen Liao; Prem Prakash Jayaraman; Luciano Bononi; Timos Sellis; Dimitrios Georgakopoulos 001 (WISE (2), 2018)

Supporting Large-scale Geographical Visualization in a Multi-granularity Way. - Mingzhao Li 001; Zhifeng Bao; Farhana Murtaza Choudhury; Timos Sellis (WSDM, 2018)

Efficient Algorithms for Flexible Sweep Coverage in Crowdsensing. - Peihuang Huang; Wenxing Zhu; Kewen Liao; Timos Sellis; Zhiyong Yu 001; Longkun Guo (IEEE Access, 2018)

From Homomorphisms to Embeddings: A Novel Approach for Mining Embedded Patterns from Large Tree Data. - Xiaoying Wu; Dimitri Theodoratos; Timos Sellis (Big Data Res., 2018)

ConcaveCubes: Supporting Cluster-based Geographical Visualization in Large Data Scale. - Mingzhao Li 001; Farhana Murtaza Choudhury; Zhifeng Bao; Hanan Samet; Timos Sellis (Comput. Graph. Forum, 2018)

Social event detection with retweeting behavior correlation. - Xi Chen; Xiangmin Zhou; Timos Sellis; Xue Li 001 (Expert Syst. Appl., 2018)

The Maximum Trajectory Coverage Query in Spatial Databases. - Mohammed Eunus Ali; Shadman Saqib Eusuf; Kaysar Abdullah; Farhana Murtaza Choudhury; J. Shane Culpepper; Timos Sellis (Proc. VLDB Endow., 2018)

The Flexible Socio Spatial Group Queries. - Bishwamittra Ghosh; Mohammed Eunus Ali; Farhana Murtaza Choudhury; Sajid Hasan Apon; Timos Sellis; Jianxin Li 001 (Proc. VLDB Endow., 2018)

Capturing the Spatiotemporal Evolution in Road Traffic Networks. - Tarique Anwar; Chengfei Liu; Hai Le Vu; Md. Saiful Islam 003; Timos Sellis (IEEE Trans. Knowl. Data Eng., 2018)

Reverse k Nearest Neighbor Search over Trajectories. - Sheng Wang 007; Zhifeng Bao; J. Shane Culpepper; Timos Sellis; Gao Cong (IEEE Trans. Knowl. Data Eng., 2018)

A Trajectory Calculus for Qualitative Spatial Reasoning Using Answer Set Programming. - George Baryannis; Ilias Tachmazidis; Sotiris Batsakis; Grigoris Antoniou; Mario Alviano; Timos Sellis; Pei-Wei Tsai (Theory Pract. Log. Program., 2018)

Batch Processing of Top-k Spatial-Textual Queries. - Farhana Murtaza Choudhury; J. Shane Culpepper; Zhifeng Bao; Timos Sellis (ACM Trans. Spatial Algorithms Syst., 2018)

HomeSeeker: A visual analytics system of real estate data. - Mingzhao Li 001; Zhifeng Bao; Timos Sellis; Shi Yan; Rui Zhang 003 (J. Vis. Lang. Comput., 2018)

Finding the optimal location and keywords in obstructed and unobstructed space. - Farhana Murtaza Choudhury; J. Shane Culpepper; Zhifeng Bao; Timos Sellis (VLDB J., 2018)

Fast Anomaly Detection in Multiple Multi-Dimensional Data Streams. - Hongyu Sun; Qiang He 001; Kewen Liao; Timos Sellis; Longkun Guo; Xuyun Zhang; Jun Shen 001; Feifei Chen 001 (IEEE BigData, 2019)

VisCrimePredict: a system for crime trajectory prediction and visualisation from heterogeneous data sources. - Ahsan Morshed; Abdur Rahim Mohammad Forkan; Pei-Wei Tsai; Prem Prakash Jayaraman; Timos Sellis; Dimitrios Georgakopoulos 001; Irene Moser; Rajiv Ranjan 001 (SAC, 2019)

Understanding Link Changes in LOD via the Evolution of Life Science Datasets. - André Gomes Regino; Julio Kiyoshi Rodrigues Matsoui; Júlio Cesar dos Reis; Rodrigo Bonacin; Ahsan Morshed; Timos Sellis (SeWeBMeDa@ISWC, 2019)

Interactive Visualization of Urban Areas of Interest: A Parameter-Free and Efficient Footprint Method. - Mingzhao Li 001; Zhifeng Bao; Farhana Murtaza Choudhury; Timos Sellis (WSDM, 2019)

VisCrime: A Crime Visualisation System for Crime Trajectory from Multi-Dimensional Sources. - Ahsan Morshed; Pei-Wei Tsai; Prem Prakash Jayaraman; Timos Sellis; Dimitrios Georgakopoulos 001; Sam Burke; Shane Joachim; Ming-Sheng Quah; Stefan Tsvetkov; Jason Liew; Corey Jenkins (WSDM, 2019)

Location-Centered House Price Prediction: A Multi-Task Learning Approach. - Guangliang Gao; Zhifeng Bao; Jie Cao 001; A. Kai Qin; Timos Sellis; Zhiang Wu 001 (CoRR, 2019)

Keyword Aware Influential Community Search in Large Attributed Graphs. - Md. Saiful Islam 013; Mohammed Eunus Ali; Yong-Bin Kang; Timos Sellis; Farhana Murtaza Choudhury (CoRR, 2019)

On effective and efficient graph edge labeling. - Oshini Goonetilleke; Danai Koutra; Kewen Liao; Timos Sellis (Distributed Parallel Databases, 2019)

Top-k trajectories with the best view. - Nafis Irtiza Tripto; Mahjabin Nahar; Mohammed Eunus Ali; Farhana Murtaza Choudhury; J. Shane Culpepper; Timos Sellis (GeoInformatica, 2019)

Fast Large-Scale Trajectory Clustering. - Sheng Wang 007; Zhifeng Bao; J. Shane Culpepper; Timos Sellis; Xiaolin Qin (Proc. VLDB Endow., 2019)

Special Section on the International Conference on Data Engineering 2016. - Meichun Hsu; Alfons Kemper; Timos Sellis (IEEE Trans. Knowl. Data Eng., 2019)

Location prediction in large-scale social networks: an in-depth benchmarking study. - Nur Al Hasan Haldar; Jianxin Li 001; Mark Reynolds 001; Timos Sellis; Jeffrey Xu Yu (VLDB J., 2019)

A Unified Approach to Quantitatively Measure the Similarity of Computer Science Units in Australia. - Sameera Jayaratna; Timos Sellis; Caslon Chua; Mohammed Eunus Ali (FIE, 2020)

A Unified Approach for Analysing Computer Science Courses: An Australian Case Study. - Sameera Jayaratna; Caslon Chua; Mohammed Eunus Ali; Timos Sellis (ICCE, 2020)

Anchored Vertex Exploration for Community Engagement in Social Networks. - Taotao Cai; Jianxin Li 001; Nur Al Hasan Haldar; Ajmal Mian; John Yearwood; Timos Sellis (ICDE, 2020)

A Novel DNN Training Framework via Data Sampling and Multi-Task Optimization. - Boyu Zhang; A. Kai Qin; Hong Pan 001; Timos Sellis (IJCNN, 2020)

Analysing the Learning Paths of Computer Science Students via Trajectory Analytics. - Sameera Jayaratna; Timos Sellis; Caslon Chua; Mohammed Eunus Ali (TALE, 2020)

Inferring Location Types With Geo-Social-Temporal Pattern Mining. - Tarique Anwar; Kewen Liao; Angelic Goyal; Timos Sellis; A. S. M. Kayes; Haifeng Shen (IEEE Access, 2020)

Top-k Socio-Spatial Co-engaged Location Selection for Social Users. - Nur Al Hasan Haldar; Jianxin Li 001; Mohammed Eunus Ali; Taotao Cai; Timos Sellis; Mark Reynolds 001 (CoRR, 2020)

ReEx: An integrated architecture for preference model representation and explanation. - Farhad Zafari; Irene Moser; Timos Sellis (Expert Syst. Appl., 2020)

Temporal betweenness centrality in dynamic graphs. - Ioanna Tsalouchidou; Ricardo Baeza-Yates; Francesco Bonchi; Kewen Liao; Timos Sellis (Int. J. Data Sci. Anal., 2020)

Extending Big Data Management via Semantics: Recent Innovations. - Alfredo Cuzzocrea; Timos Sellis (Inf. Syst., 2020)

Community-diversified influence maximization in social networks. - Jianxin Li 001; Taotao Cai; Ke Deng; Xinjue Wang; Timos Sellis; Feng Xia 001 (Inf. Syst., 2020)

Incremental preference adjustment: a graph-theoretical approach. - Liangjun Song; Junhao Gan; Zhifeng Bao; Boyu Ruan; H. V. Jagadish; Timos Sellis (VLDB J., 2020)

Big data analytics in telecommunications: literature review and architecture recommendations. - Hira Zahid; Tariq Mahmood 003; Ahsan Morshed; Timos Sellis (IEEE CAA J. Autom. Sinica, 2020)

Integrity 2021: Integrity in Social Networks and Media. - Lluis Garcia Pueyo; Anand Bhaskar; Roelof van Zwol; Timos Sellis; Gireeja Ranade; Prathyusha Senthil Kumar; Yu Sun 021; Joy Zhang (WSDM, 2021)

ExpFinder: An Ensemble Expert Finding Model Integrating N-gram Vector Space Model and μCO-HITS. - Yong-Bin Kang; Hung Du; Abdur Rahim Mohammad Forkan; Prem Prakash Jayaraman; Amir Aryani; Timos Sellis (CoRR, 2021)

Boosting house price predictions using geo-spatial network embedding. - Sarkar Snigdha Sarathi Das; Mohammed Eunus Ali; Yuan-Fang Li; Yong-Bin Kang; Timos Sellis (Data Min. Knowl. Discov., 2021)

Methodology for refining subject terms and supporting subject indexing with taxonomy: A case study of the APO digital repository. - Yong-Bin Kang; Jihoon Woo; Les Kneebone; Timos Sellis (Decis. Support Syst., 2021)

Big data analytics in healthcare - A systematic literature review and roadmap for practical implementation. - Imran Sohail; Tariq Mahmood 003; Ahsan Morshed; Timos Sellis (IEEE CAA J. Autom. Sinica, 2021)

Link maintenance for integrity in linked open data evolution: Literature survey and open challenges. - André Gomes Regino; Júlio Cesar dos Reis; Rodrigo Bonacin; Ahsan Morshed; Timos Sellis (Semantic Web, 2021)

Guest Editorial: Advanced Complex Data Analytics for Smart City Industrial Environment. - Jianxin Li 001; Yong Xiang 001; Timos Sellis; Jie Xiong 001 (IEEE Trans. Ind. Informatics, 2021)

AOI-shapes: An Efficient Footprint Algorithm to Support Visualization of User-defined Urban Areas of Interest. - Mingzhao Li 001; Zhifeng Bao; Farhana Murtaza Choudhury; Hanan Samet; Matt Duckham; Timos Sellis (ACM Trans. Interact. Intell. Syst., 2021)

Event Popularity Prediction Using Influential Hashtags from Social Media (Extended Abstract). - Xi Chen; Xiangmin Zhou; Jeffrey Chan; Lei Chen 002; Timos Sellis; Yanchun Zhang (ICDE, 2022)

PathOracle: A Deep Learning Based Trip Planner for Daily Commuters. - Md. Tareq Mahmood; Mohammed Eunus Ali; Muhammad Aamir Cheema; Syed Md. Mukit Rashid; Timos Sellis (ECML/PKDD (6), 2022)

Integrity 2022: Integrity in Social Networks and Media. - Lluís Garcia Pueyo; Panayiotis Tsaparas; Anand Bhaskar; Prathyusha Senthil Kumar; Roelof van Zwol; Timos Sellis; Anthony McCosker; Paolo Papotti (CoRR, 2022)

Editorial: Updates to the DSE Leadership and Editorial Board. - Timos Sellis (Data Sci. Eng., 2022)

Keyword aware influential community search in large attributed graphs. - Md. Saiful Islam 013; Mohammed Eunus Ali; Yong-Bin Kang; Timos Sellis; Farhana Murtaza Choudhury; Shamik Roy (Inf. Syst., 2022)

Location-Centered House Price Prediction: A Multi-Task Learning Approach. - Guangliang Gao; Zhifeng Bao; Jie Cao 001; A. Kai Qin; Timos Sellis (ACM Trans. Intell. Syst. Technol., 2022)

Target-Aware Holistic Influence Maximization in Spatial Social Networks. - Taotao Cai; Jianxin Li 001; Ajmal Mian; Rong-Hua Li; Timos Sellis; Jeffrey Xu Yu (IEEE Trans. Knowl. Data Eng., 2022)

Event Popularity Prediction Using Influential Hashtags From Social Media. - Xi Chen; Xiangmin Zhou; Jeffrey Chan; Lei Chen 002; Timos Sellis; Yanchun Zhang (IEEE Trans. Knowl. Data Eng., 2022)

Social-Spatial Group Queries with Keywords. - Sajid Hasan Apon; Mohammed Eunus Ali; Bishwamittra Ghosh; Timos Sellis (ACM Trans. Spatial Algorithms Syst., 2022)

Information Resilience: the nexus of responsible and agile approaches to information use. - Shazia Sadiq; Amir Aryani; Gianluca Demartini; Wen Hua; Marta Indulska; Andrew Burton-Jones; Hassan Khosravi; Diana Benavides Prado; Timos Sellis; Ida Asadi Someh; Rhema Vaithianathan; Sen Wang 001; et al. (VLDB J., 2022)

Re-configuring data practices for Intelligent, Reliable and Responsible decision-making systems. - Timos Sellis (ACM Europe Summer School, 2023)

Integrity 2023: Integrity in Social Networks and Media. - Lluís Garcia Pueyo; Panayiotis Tsaparas; Prathyusha Senthil Kumar; Timos Sellis; Paolo Papotti; Sibel Adali; Giuseppe Manco 001; Tudor Trufinescu; Gireeja Ranade; James R. Verbus; Mehmet N. Tek; Anthony McCosker (WSDM, 2023)

ExpFinder: A hybrid model for expert finding from text-based expertise data. - Yong-Bin Kang; Hung Du; Abdur Rahim Mohammad Forkan; Prem Prakash Jayaraman; Amir Aryani; Timos Sellis (Expert Syst. Appl., 2023)

TopicTracker: A platform for topic trajectory identification and visualisation. - Yong-Bin Kang; Timos Sellis (SoftwareX, 2023)

Top-k Socio-Spatial Co-Engaged Location Selection for Social Users. - Nur Al Hasan Haldar; Jianxin Li 001; Mohammed Eunus Ali; Taotao Cai; Yunliang Chen 002; Timos Sellis; Mark Reynolds 001 (IEEE Trans. Knowl. Data Eng., 2023)

A Metadata-Assisted Cascading Ensemble Classification Framework for Automatic Annotation of Open IoT Data. - Federico Montori; Kewen Liao; Matteo De Giosa; Prem Prakash Jayaraman; Luciano Bononi; Timos Sellis; Dimitrios Georgakopoulos 001 (IEEE Internet Things J., 2023)

Guest Editorial Special Issue on Online Recommendation Using AI and Big Data Techniques. - Lei Chen 002; Xiangmin Zhou; Xiaochun Yang 001; Timos Sellis (IEEE Trans. Knowl. Data Eng., 2023)

Complex Event Summarization Using Multi-Social Attribute Correlation. - Xi Chen; Xiangmin Zhou; Jeffrey Chan; Lei Chen 002; Timos Sellis; Yanchun Zhang (IEEE Trans. Knowl. Data Eng., 2023)

Complex Event Summarization Using Multi-Social Attribute Correlation (Extended Abstract). - Xi Chen; Xiangmin Zhou; Jeffrey Chan; Lei Chen 002; Timos Sellis; Yanchun Zhang (ICDE, 2024)

Integrity 2024: Integrity in Social Networks and Media. - Lluís Garcia Pueyo; Symeon Papadopoulos; Prathyusha Senthil Kumar; Aristides Gionis; Panayiotis Tsaparas; Vasilis Verroios; Giuseppe Manco 001; Anton Andryeyev; Stefano Cresci; Timos Sellis; Anthony McCosker (WSDM, 2024)

A Multi-Modal Deep Learning Based Approach for House Price Prediction. - Md Hasebul Hasan; Md Abid Jahan; Mohammed Eunus Ali; Yuan-Fang Li; Timos Sellis (CoRR, 2024)