Yannis Velegrakis

According to our database, Yannis Velegrakis authored at least 115 papers between 1999 and 2023.

Collaborative distances:

• Dijkstra number of three.
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2023

Leveraging Pre-trained Language Models for Time Interval Prediction in Text-Enhanced Temporal Knowledge Graphs.

Duygu Sezen Islakoglu, Mel Chekol, Yannis Velegrakis

CoRR, 2023

Emergent circulation patterns from anonymized mobility data: Clustering Italy in the time of Covid.

Jules Morand, Shoichi Yip, Yannis Velegrakis, Gianluca Lattanzi, Raffaello Potestio, Luca Tubiana

CoRR, 2023

Self-configured Entity Resolution with pyJedAI.

Vasilis Efthymiou, Ekaterini Ioannou, Manos Karvounis, Manolis Koubarakis, Jakub Maciejewski, Konstantinos Nikoletos, George Papadakis, Dimitris Skoutas, Yannis Velegrakis, Alexandros Zeakis

Proceedings of the IEEE International Conference on Big Data, 2023

2022

Manipulation detection in cryptocurrency markets: an anomaly and change detection based approach.

Olaf Kampers, Abdulhakim Ali Qahtan, Swati Mathur, Yannis Velegrakis

Proceedings of the SAC '22: The 37th ACM/SIGAPP Symposium on Applied Computing, Virtual Event, April 25, 2022

2021

Mining patterns in graphs with multiple weights.

Giulia Preti, Matteo Lissandrini, Davide Mottin, Yannis Velegrakis

Distributed Parallel Databases, 2021

Discovering Dense Correlated Subgraphs in Dynamic Networks.

Giulia Preti, Polina Rozenshtein, Aristides Gionis, Yannis Velegrakis

Proceedings of the Advances in Knowledge Discovery and Data Mining, 2021

Leveraging Static Models for Link Prediction in Temporal Knowledge Graphs.

Wessel Radstok, Mel Chekol, Yannis Velegrakis

Proceedings of the 33rd IEEE International Conference on Tools with Artificial Intelligence, 2021

The F4U System for Understanding the Effects of Data Quality.

Daniele Foroni, Matteo Lissandrini, Yannis Velegrakis

Proceedings of the 37th IEEE International Conference on Data Engineering, 2021

Estimating the extent of the effects of Data Quality through Observations.

Daniele Foroni, Matteo Lissandrini, Yannis Velegrakis

Proceedings of the 37th IEEE International Conference on Data Engineering, 2021

2020

Graph-Query Suggestions for Knowledge Graph Exploration.

Matteo Lissandrini, Davide Mottin, Themis Palpanas, Yannis Velegrakis

Proceedings of the WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020, 2020

Mining Dense Subgraphs with Similar Edges.

Polina Rozenshtein, Giulia Preti, Aristides Gionis, Yannis Velegrakis

Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2020

Personalized Page Rank on Knowledge Graphs: Particle Filtering is all you need!

Denis Gallo, Matteo Lissandrini, Yannis Velegrakis

Proceedings of the 23rd International Conference on Extending Database Technology, 2020

2019

EMBench⁺⁺: Data for a thorough benchmarking of matching-related methods.

Ekaterini Ioannou, Yannis Velegrakis

Semantic Web, 2019

Exploring the Data Wilderness through Examples.

Davide Mottin, Matteo Lissandrini, Yannis Velegrakis, Themis Palpanas

Proceedings of the 2019 International Conference on Management of Data, 2019

Example-based Search: a New Frontier for Exploratory Search.

Matteo Lissandrini, Davide Mottin, Themis Palpanas, Yannis Velegrakis

Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, 2019

ExCoDE: a Tool for Discovering and Visualizing Regions of Correlation in Dynamic Networks.

Giulia Preti, Polina Rozenshtein, Aristides Gionis, Yannis Velegrakis

Proceedings of the 2019 International Conference on Data Mining Workshops, 2019

Discovering Order Dependencies through Order Compatibility.

Cristian Consonni, Paolo Sottovia, Alberto Montresor, Yannis Velegrakis

Proceedings of the Advances in Database Technology, 2019

TuneR: Fine Tuning of Rule-based Entity Matchers.

Matteo Paganelli, Paolo Sottovia, Francesco Guerra, Yannis Velegrakis

Proceedings of the 28th ACM International Conference on Information and Knowledge Management, 2019

Finding Synonymous Attributes in Evolving Wikipedia Infoboxes.

Paolo Sottovia, Matteo Paganelli, Francesco Guerra, Yannis Velegrakis

Proceedings of the Advances in Databases and Information Systems, 2019

2018

Data Exploration Using Example-Based Methods

Matteo Lissandrini, Davide Mottin, Themis Palpanas, Yannis Velegrakis

Synthesis Lectures on Data Management, Morgan & Claypool Publishers, ISBN: 978-3-031-01866-4, 2018

Social-Based Collaborative Filtering.

Kostas Stefanidis, Eirini Ntoutsi, Haridimos Kondylakis, Yannis Velegrakis

Proceedings of the Encyclopedia of Social Network Analysis and Mining, 2nd Edition, 2018

Updates Through Views.

Yannis Velegrakis

Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018

Side-Effect-Free View Updates.

Yannis Velegrakis

Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018

X2Q: Your Personal Example-based Graph Explorer.

Matteo Lissandrini, Davide Mottin, Themis Palpanas, Yannis Velegrakis

Proc. VLDB Endow., 2018

Beyond Macrobenchmarks: Microbenchmark-based Graph Database Evaluation.

Matteo Lissandrini, Martin Brugnara, Yannis Velegrakis

Proc. VLDB Endow., 2018

Introduction to the special section on New Trends in Humanistic Informatics: Implementations and Applications.

Spyros Sioutas, Yannis Velegrakis, Valia Kordoni

Comput. Electr. Eng., 2018

Finding Related Forum Posts through Content Similarity over Intention-Based Segmentation (Extended Abstract).

Dimitra Papadimitriou, Georgia Koutrika, Yannis Velegrakis, John Mylopoulos

Proceedings of the 34th IEEE International Conference on Data Engineering, 2018

Multi-Example Search in Rich Information Graphs.

Matteo Lissandrini, Davide Mottin, Themis Palpanas, Yannis Velegrakis

Proceedings of the 34th IEEE International Conference on Data Engineering, 2018

Beyond Frequencies: Graph Pattern Mining in Multi-weighted Graphs.

Giulia Preti, Matteo Lissandrini, Davide Mottin, Yannis Velegrakis

Proceedings of the 21st International Conference on Extending Database Technology, 2018

Modeling and Exploiting Goal and Action Associations for Recommendations.

Dimitra Papadimitriou, Yannis Velegrakis, Georgia Koutrika

Proceedings of the 21st International Conference on Extending Database Technology, 2018

Moira: A Goal-Oriented Incremental Machine Learning Approach to Dynamic Resource Cost Estimation in Distributed Stream Processing Systems.

Daniele Foroni, Cristian Axenie, Stefano Bortoli, Mohamad Al Hajj Hassan, Ralph Acker, Radu Tudoran, Goetz Brasche, Yannis Velegrakis

Proceedings of the International Workshop on Real-Time Business Intelligence and Analytics, 2018

2017

Finding Related Forum Posts through Content Similarity over Intention-Based Segmentation.

Dimitra Papadimitriou, Georgia Koutrika, Yannis Velegrakis, John Mylopoulos

IEEE Trans. Knowl. Data Eng., 2017

Exploiting Linguistic Analysis on URLs for Recommending Web Pages: A Comparative Study.

Sara Cadegnani, Francesco Guerra, Sergio Ilarri, María del Carmen Rodríguez-Hernández, Raquel Trillo Lado, Yannis Velegrakis, Raquel Amaro

Trans. Comput. Collect. Intell., 2017

New Trends on Exploratory Methods for Data Analytics.

Davide Mottin, Matteo Lissandrini, Yannis Velegrakis, Themis Palpanas

Proc. VLDB Endow., 2017

BLADYG: A Graph Processing Framework for Large Dynamic Graphs.

Sabeur Aridhi, Alberto Montresor, Yannis Velegrakis

Big Data Res., 2017

"Tell me more" using Ladders in Wikipedia.

Siarhei Bykau, Jihwan Lee, Divesh Srivastava, Yannis Velegrakis

Proceedings of the 20th International Workshop on the Web and Databases, 2017

Data Exploration on Large Amount of Relational Data through Keyword Queries.

Domenico Beneventano, Francesco Guerra, Yannis Velegrakis

Proceedings of the 2017 International Conference on High Performance Computing & Simulation, 2017

The KEYSTONE IC1302 COST Action.

Francesco Guerra, Yannis Velegrakis, Jorge Cardoso, John G. Breslin

Proceedings of the Semantic Keyword-Based Search on Structured Data Sources, 2017

2016

A holistic and principled approach for the empty-answer problem.

Davide Mottin, Alice Marascu, Senjuti Basu Roy, Gautam Das, Themis Palpanas, Yannis Velegrakis

VLDB J., 2016

Exemplar queries: a new way of searching.

Davide Mottin, Matteo Lissandrini, Yannis Velegrakis, Themis Palpanas

VLDB J., 2016

The Goal Behind the Action: Toward Goal-Aware Systems and Applications.

Dimitra Papadimitriou, Georgia Koutrika, John Mylopoulos, Yannis Velegrakis

ACM Trans. Database Syst., 2016

Entity-Based Keyword Search in Web Documents.

Enrico Sartori, Yannis Velegrakis, Francesco Guerra

Trans. Comput. Collect. Intell., 2016

Searching Web 2.0 Data Through Entity-Based Aggregation.

Ekaterini Ioannou, Yannis Velegrakis

Trans. Comput. Collect. Intell., 2016

Providing Insight into Data Source Topics.

Sonia Bergamaschi, Davide Ferrari, Francesco Guerra, Giovanni Simonini, Yannis Velegrakis

J. Data Semant., 2016

Combining user and database perspective for solving keyword queries over relational databases.

Sonia Bergamaschi, Francesco Guerra, Matteo Interlandi, Raquel Trillo Lado, Yannis Velegrakis

Inf. Syst., 2016

BLADYG: A Novel Block-Centric Framework for the Analysis of Large Dynamic Graphs.

Sabeur Aridhi, Alberto Montresor, Yannis Velegrakis

Proceedings of the ACM Workshop on High Performance Graph Processing, 2016

Distributed k-core decomposition and maintenance in large dynamic graphs.

Sabeur Aridhi, Martin Brugnara, Alberto Montresor, Yannis Velegrakis

Proceedings of the 10th ACM International Conference on Distributed and Event-based Systems, 2016

2015

Goals in Social Media, information retrieval and intelligent agents.

Dimitra Papadimitriou, Yannis Velegrakis, Georgia Koutrika, John Mylopoulos

Proceedings of the 31st IEEE International Conference on Data Engineering, 2015

Fine-grained controversy detection in Wikipedia.

Siarhei Bykau, Flip Korn, Divesh Srivastava, Yannis Velegrakis

Proceedings of the 31st IEEE International Conference on Data Engineering, 2015

Support of Part-Whole Relations in Query Answering.

Piotr Kozikowski, Ekaterini Ioannou, Yannis Velegrakis, Francesco Guerra

Proceedings of the Semantic Keyword-Based Search on Structured Data Sources, 2015

Recommending Web Pages Using Item-Based Collaborative Filtering Approaches.

Sara Cadegnani, Francesco Guerra, Sergio Ilarri, María del Carmen Rodríguez-Hernández, Raquel Trillo Lado, Yannis Velegrakis

Proceedings of the Semantic Keyword-Based Search on Structured Data Sources, 2015

2014

Unleashing the Power of Information Graphs.

Matteo Lissandrini, Davide Mottin, Themis Palpanas, Dimitra Papadimitriou, Yannis Velegrakis

SIGMOD Rec., 2014

Exemplar Queries: Give me an Example of What You Need.

Davide Mottin, Matteo Lissandrini, Yannis Velegrakis, Themis Palpanas

Proc. VLDB Endow., 2014

IQR: an interactive query relaxation system for the empty-answer problem.

Davide Mottin, Alice Marascu, Senjuti Basu Roy, Gautam Das, Themis Palpanas, Yannis Velegrakis

Proceedings of the International Conference on Management of Data, 2014

Searching with XQ: the exemplar query search engine.

Davide Mottin, Matteo Lissandrini, Yannis Velegrakis, Themis Palpanas

Proceedings of the International Conference on Management of Data, 2014

EMBench: Generating Entity-Related Benchmark Data.

Ekaterini Ioannou, Yannis Velegrakis

Proceedings of the ISWC 2014 Posters & Demonstrations Track a track within the 13th International Semantic Web Conference, 2014

Research Challenges and Avenues in Surfacing the Deep and the Social Web.

Paulo Rupino da Cunha, Ngoc Thanh Nguyen, Omar Boucelma, Bogdan Cautis, Yannis Velegrakis

Proceedings of the Workshop on Surfacing the Deep and the Social Web co-located with the 13th International Semantic Web Conference (ISWC 2014), 2014

Top-k Item Identification on Dynamic and Distributed Datasets.

Alessio Guerrieri, Alberto Montresor, Yannis Velegrakis

Proceedings of the Euro-Par 2014 Parallel Processing, 2014

Access Control for Data Integration in Presence of Data Dependencies.

Mehdi Haddad, Jovan Stevovic, Annamaria Chiasera, Yannis Velegrakis, Mohand-Said Hacid

Proceedings of the Database Systems for Advanced Applications, 2014

2013

Front Matter.

Themis Palpanas, Yannis Velegrakis

Proc. VLDB Endow., 2013

A Probabilistic Optimization Framework for the Empty-Answer Problem.

Davide Mottin, Alice Marascu, Senjuti Basu Roy, Gautam Das, Themis Palpanas, Yannis Velegrakis

Proc. VLDB Endow., 2013

QUEST: A Keyword Search System for Relational Data based on Semantic and Machine Learning Techniques.

Sonia Bergamaschi, Francesco Guerra, Matteo Interlandi, Raquel Trillo Lado, Yannis Velegrakis

Proc. VLDB Endow., 2013

The Trento Big Data Platform for Public Administration and Large Companies: Use cases and Opportunities.

Ivan Bedini, Benedikt Elser, Yannis Velegrakis

Proc. VLDB Endow., 2013

On Generating Benchmark Data for Entity Matching.

Ekaterini Ioannou, Nataliya Rassadko, Yannis Velegrakis

J. Data Semant., 2013

Entity ranking using click-log information.

Davide Mottin, Themis Palpanas, Yannis Velegrakis

Intell. Data Anal., 2013

A query answering system for data with evolution relationships.

Siarhei Bykau, Flavio Rizzolo, Yannis Velegrakis

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2013

Using a HMM based approach for mapping keyword queries into database terms.

Sonia Bergamaschi, Francesco Guerra, Matteo Interlandi, Silvia Rota, Raquel Trillo, Yannis Velegrakis

Proceedings of the 21st Italian Symposium on Advanced Database Systems, 2013

2012

dbTrento: the data and information management group at the University of Trento.

Themis Palpanas, Yannis Velegrakis

SIGMOD Rec., 2012

On Modeling and Querying Concept Evolution.

Siarhei Bykau, John Mylopoulos, Flavio Rizzolo, Yannis Velegrakis

J. Data Semant., 2012

Introduction to the Special Issue on Semantic Web Data Management.

Roberto De Virgilio, Fausto Giunchiglia, Francesco Guerra, Letizia Tanca, Yannis Velegrakis

Inf. Syst., 2012

Data Management Issues on the Semantic Web.

Oktie Hassanzadeh, Anastasios Kementsietsidis, Yannis Velegrakis

Proceedings of the IEEE 28th International Conference on Data Engineering (ICDE 2012), 2012

Embracing Uncertainty in Entity Linking.

Ekaterini Ioannou, Wolfgang Nejdl, Claudia Niederée, Yannis Velegrakis

Proceedings of the Semantic Search over the Web, 2012

Understanding the Semantics of Keyword Queries on Relational Data Without Accessing the Instance.

Sonia Bergamaschi, Elton Domnori, Francesco Guerra, Silvia Rota, Raquel Trillo Lado, Yannis Velegrakis

Proceedings of the Semantic Search over the Web, 2012

2011

LinkDB: a probabilistic linkage database system.

Ekaterini Ioannou, Wolfgang Nejdl, Claudia Niederée, Yannis Velegrakis

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2011

Keyword search over relational databases: a metadata approach.

Sonia Bergamaschi, Elton Domnori, Francesco Guerra, Raquel Trillo Lado, Yannis Velegrakis

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2011

Keyword-based Search in Data Integration Systems.

Sonia Bergamaschi, Elton Domnori, Francesco Guerra, Raquel Trillo Lado, Yannis Velegrakis

Proceedings of the Sistemi Evoluti per Basi di Dati, 2011

The Papyrus Digital Library: Discovering History in the News.

Akrivi Katifori, Charalampos Nikolaou, Manolis Platakis, Yannis E. Ioannidis, A. Tympas, Manolis Koubarakis, Nikos Sarris, V. Tountopoulos, Efstratios Tzoannos, Siarhei Bykau, Nadzeya Kiyavitskaya, Chrisa Tsinaraki, Yannis Velegrakis

Proceedings of the Research and Advanced Technology for Digital Libraries, 2011

KEYRY: A Keyword-Based Search Engine over Relational Databases Based on a Hidden Markov Model.

Sonia Bergamaschi, Francesco Guerra, Silvia Rota, Yannis Velegrakis

Proceedings of the Advances in Conceptual Modeling. Recent Developments and New Directions - ER 2011 Workshops FP-UML, MoRE-BI, Onto-CoM, SeCoGIS, Variability@ER, WISM, Brussels, Belgium, October 31, 2011

A Hidden Markov Model Approach to Keyword-Based Search over Relational Databases.

Sonia Bergamaschi, Francesco Guerra, Silvia Rota, Yannis Velegrakis

Proceedings of the Conceptual Modeling - ER 2011, 30th International Conference, 2011

Schema matching and mapping: from usage to evaluation.

Angela Bonifati, Yannis Velegrakis

Proceedings of the EDBT 2011, 2011

Understanding linked open data through keyword searching: the KEYRY approach.

Sonia Bergamaschi, Francesco Guerra, Silvia Rota, Yannis Velegrakis

Proceedings of the 2011 EDBT/ICDT Workshop on Linked Web Data Management, 2011

Supporting queries spanning across phases of evolving artifacts using Steiner forests.

Siarhei Bykau, John Mylopoulos, Flavio Rizzolo, Yannis Velegrakis

Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

Discovery and Correctness of Schema Mapping Transformations.

Angela Bonifati, Giansalvatore Mecca, Paolo Papotti, Yannis Velegrakis

Proceedings of the Schema Matching and Mapping, 2011

On Evaluating Schema Matching and Mapping.

Zohra Bellahsene, Angela Bonifati, Fabien Duchateau, Yannis Velegrakis

Proceedings of the Schema Matching and Mapping, 2011

2010

On-the-Fly Entity-Aware Query Processing in the Presence of Linkage.

Ekaterini Ioannou, Wolfgang Nejdl, Claudia Niederée, Yannis Velegrakis

Proc. VLDB Endow., 2010

Keymantic: Semantic Keyword-based Searching in Data Integration Systems.

Sonia Bergamaschi, Elton Domnori, Francesco Guerra, Mirko Orsini, Raquel Trillo Lado, Yannis Velegrakis

Proc. VLDB Endow., 2010

Enabling entity-based aggregators for web 2.0 data.

Ekaterini Ioannou, Claudia Niederée, Yannis Velegrakis

Proceedings of the 19th International Conference on World Wide Web, 2010

A Context-Based Model for the Interpretation of Polysemous Terms.

Chrisa Tsinaraki, Yannis Velegrakis, Nadzeya Kiyavitskaya, John Mylopoulos

Proceedings of the On the Move to Meaningful Internet Systems, 2010

Bridging the Gap between Heterogeneous and Semantically Diverse Content of Different Disciplines.

Siarhei Bykau, Nadzeya Kiyavitskaya, Chrisa Tsinaraki, Yannis Velegrakis

Proceedings of the Database and Expert Systems Applications, 2010

2009

Updates through Views.

Yannis Velegrakis

Proceedings of the Encyclopedia of Database Systems, 2009

Side-Effect-Free View Updates.

Yannis Velegrakis

Proceedings of the Encyclopedia of Database Systems, 2009

Modeling Concept Evolution: A Historical Perspective.

Flavio Rizzolo, Yannis Velegrakis, John Mylopoulos, Siarhei Bykau

Proceedings of the Conceptual Modeling, 2009

Modeling Associations through Intensional Attributes.

Andrea Presa, Yannis Velegrakis, Flavio Rizzolo, Siarhei Bykau

Proceedings of the Conceptual Modeling, 2009

Clio: Schema Mapping Creation and Data Exchange.

Ronald Fagin, Laura M. Haas, Mauricio A. Hernández, Renée J. Miller, Lucian Popa, Yannis Velegrakis

Proceedings of the Conceptual Modeling: Foundations and Applications, 2009

Relational Technologies, Metadata and RDF.

Yannis Velegrakis

Proceedings of the Semantic Web Information Management - A Model-Based Perspective, 2009

2008

Comparing and evaluating mapping systems with STBenchmark.

Bogdan Alexe, Wang Chiew Tan, Yannis Velegrakis

Proc. VLDB Endow., 2008

STBenchmark: towards a benchmark for mapping systems.

Bogdan Alexe, Wang Chiew Tan, Yannis Velegrakis

Proc. VLDB Endow., 2008

Entity Identification on the Semantic Web.

Alexis Morris, Yannis Velegrakis, Paolo Bouquet

Proceedings of the 5th Workshop on Semantic Web Applications and Perspectives (SWAP2008), 2008

Engineering Privacy Requirements in Business Intelligence Applications.

Annamaria Chiasera, Fabio Casati, Florian Daniel, Yannis Velegrakis

Proceedings of the Secure Data Management, 5th VLDB Workshop, 2008

Entity Data Management in OKKAM.

Themis Palpanas, Junaid Ahsenali Chaudhry, Periklis Andritsos, Yannis Velegrakis

Proceedings of the 19th International Workshop on Database and Expert Systems Applications (DEXA 2008), 2008

2007

Intensional associations between data and metadata.

Divesh Srivastava, Yannis Velegrakis

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2007

MMS: Using Queries As Data Values for Metadata Management.

Divesh Srivastava, Yannis Velegrakis

Proceedings of the 23rd International Conference on Data Engineering, 2007

Using Queries to Associate Metadata with Data.

Divesh Srivastava, Yannis Velegrakis

Proceedings of the 23rd International Conference on Data Engineering, 2007

2006

Updates Through Views: A New Hope.

Yannis Kotidis, Divesh Srivastava, Yannis Velegrakis

Proceedings of the 22nd International Conference on Data Engineering, 2006

2005

Managing schema mappings in highly heterogeneous environments.

Yannis Velegrakis

PhD thesis, 2005

Representing and Querying Data Transformations.

Yannis Velegrakis, Renée J. Miller, John Mylopoulos

Proceedings of the 21st International Conference on Data Engineering, 2005

2004

Preserving mapping consistency under schema changes.

Yannis Velegrakis, Renée J. Miller, Lucian Popa

VLDB J., 2004

Kanata: Adaptation and Evolution in Data Sharing Systems.

Periklis Andritsos, Ariel Fuxman, Anastasios Kementsietsidis, Renée J. Miller, Yannis Velegrakis

SIGMOD Rec., 2004

ToMAS: A System for Adapting Mappings while Schemas Evolve.

Yannis Velegrakis, Renée J. Miller, Lucian Popa, John Mylopoulos

Proceedings of the 20th International Conference on Data Engineering, 2004

2003

Mapping Adaptation under Evolving Schemas.

Yannis Velegrakis, Renée J. Miller, Lucian Popa

Proceedings of 29th International Conference on Very Large Data Bases, 2003

2002

Schema Management.

Periklis Andritsos, Ronald Fagin, Ariel Fuxman, Laura M. Haas, Mauricio A. Hernández, C. T. Howard Ho, Anastasios Kementsietsidis, Renée J. Miller, Felix Naumann, Lucian Popa, Yannis Velegrakis, Charlotte Vilarem, Ling-Ling Yan

IEEE Data Eng. Bull., 2002

Translating Web Data.

Lucian Popa, Yannis Velegrakis, Renée J. Miller, Mauricio A. Hernández, Ronald Fagin

Proceedings of 28th International Conference on Very Large Data Bases, 2002

Mapping XML and Relational Schemas with Clio.

Mauricio A. Hernández, Lucian Popa, Yannis Velegrakis, Renée J. Miller, Felix Naumann, Ching-Tien Ho

Proceedings of the 18th International Conference on Data Engineering, San Jose, CA, USA, February 26, 2002

2000

On Z39.50 wrapping and description logics.

Yannis Velegrakis, Vassilis Christophides, Panos Constantopoulos

Int. J. Digit. Libr., 2000

1999

Declarative Specification of Z39.50 Wrappers Using Description Logics.

Yannis Velegrakis, Vassilis Christophides, Panos Constantopoulos

Proceedings of the Research and Advanced Technology for Digital Libraries, 1999