FORTH - INSTITUTE OF COMPUTER SCIENCE
FORTH - INSTITUTE OF COMPUTER SCIENCE
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Publications

ICS Publications

Conferences (87)

Papers in Proceedings (full-paper reviewed)

  1. Tzitzikas, Y., Pitikakis, M., Giakoumis, G., Varouha, K., & Karkanaki, E. (2020). How Can a University Take its First Steps in Open Data?14th Metadata and Semantics Research Conference (MTSR 2020), Nov 2020.
  2. Kadilierakis, G., Fafalios, P., Papadakos, P., & Tzitzikas, Y. (2020). Keyword search over RDF using Document-Centric Information Retrieval SystemsProceedings of the 17th Extended Semantic Web Conference (ESWC'2020), June 2020, Heraklion, Crete.
  3. Nikas, Ch., Fafalios, P., & Tzitzikas, Y. (2020). Two-stage Semantic Answer Type Prediction for QA using BERT and Class-Specificity RewardingSeMantic AnsweR Type prediction (SMART) Challenge, 2020 International Semantic Web Conference (ISWC'2020) Challenge, Nov 2020.
  4. Braunschweiler, N., Papadakos, P., Kotti , M., Marketakis, Y., & Tzitzikas, Y. (2019). Crowd-sourced Collection of Task-Oriented Human-Human Dialogues in a Multi-Domain Scenario22nd International Conference on TEXT, SPEECH and DIALOGUE (TSD 2019), Ljubljana, Slovenia, Sept. 2019.
  5. Manioudakis, K., & Tzitzikas, Y. (2019). Extending Faceted Search with Automated Object Ranking13th Metadata and Semantics Research Conference (MTSR 2019), Rome, Italy, Oct 2019.
  6. Fafalios, P., & Tzitzikas, Y. (2019). How Many and What Types of SPARQL Queries can be Answered through Zero-Knowledge Link Traversal? In proceedings of the 34th ACM 34th ACM/SIGAPP Symposium on Applied Computing (SAC 2019), Limassol, Cyprus, April 2019, (pp. 2267-2274). (ISBN: 978-1-4503-5933-7).
  7. Mountantonakis, M., & Tzitzikas, Y. (2019). Knowledge Graph Embeddings over Hundreds of Linked Datasets 13th Metadata and Semantics Research Conference (MTSR 2019), Rome, Italy, Oct 2019.
  8. Papangelis, A., Papadakos, P., Stylianou, Y., & Tzitzikas, Y. (2018). Spoken Dialogue for Information Navigation Short paper, In Proceedings of the 19th Annual Meeting of the Special Interest Group on Discourse and Dialogue (SIGDIAL 2018), July 2018, Melbourne, Australia.
  9. Mountantonakis, M., & Tzitzikas, Y. (2017). How Linked Data can aid Machine Learning-based TasksIn Proceedings of the 21st International Conference on Theory and Practice of Digital Libraries (TPDL), Thessaloniki, Greece, September 2017 (pp. 155-168).
  10. Lionakis, P, Tzitzikas, Y. (2017). PFSgeo: Preference-enriched Faceted Search for Geographical Data . 16th International Conference on Ontologies, Databases, and Applications of Semantics (ODBASE), October 2017, Rhodes, Greece.
  11. Tzitzikas, Y., Marketakis, Y., Minadakis, N., Mountantonakis, M., Candela, L., Mangiacrapa , F., Pagano, P. , Perciante, C., Castelli, D., Taconet, M., Gentile, A., & Gorelli, G. (2017). Towards a Global Record of Stocks and FisheriesIn 8th International Conference on Information and Communication Technologies in Agriculture, Food & Environment (HAICTA 2017), Chania, Crete, Greece, September 21-24.
  12. Mountantonakis, M., & Tzitzikas, Y. (2017). Μετρώντας το Πλέγμα των Κοινών Στοιχείων μεταξύ πολλών Διασυνδεδεμένων Συνολοδεδομένων. 15th Hellenic Data Management Symposium (HDMS'2017), August 2017, Athens, Greece.
  13. Mountantonakis, M., & Tzitzikas, Y. (2016). On Measuring the Lattice of Commonalities Among Several Linked DatasetsIn proceedings of the 42nd International Conference on Very Large Data Bases (VLDB'16), New Delhi, India, September 5-9 (pp. 1101-1112).
  14. Fafalios, P., Yannakis, T., & Tzitzikas, Y. (2016). Querying the Web of Data with SPARQL-LDIn proceedings of the 20th International Conference on Theory and Practice of Digital Libraries (TPDL'16), Hannover, Germany, September 5-9, 2016 (pp. 175-187).
  15. Fafalios, P., & Tzitzikas, Y. (2015). Entity-based Stochastic Analysis of Search Results for Query Expansion and Results Re-Ranking In proceedings of the Text Retrieval Conference (TREC'15), Gaithersburg, Maryland, USA, November 2015.
  16. Tzitzikas, Y., Bailly, N., Papadakos, P., Minadakis, N., & Nikitakis, G. (2015). Species Identification Through Preference-Enriched Faceted SearchIn Proceedings of the 9th Metadata and Semantics Research Conference (MTSR '15), Manchester, UK, September 2015 (pp. 77-88). Springer International Publishing (pdf).
  17. Fafalios, P., Baritakis, M., & Tzitzikas, Y. (2014). Configuring Named Entity Extraction through Real-Time Exploitation of Linked DataProceedings of the 4th International Conference on Web Intelligence, Mining and Semantics (WIMS'14) (Article No. 10), Thessaloniki, Greece, 02-04 June 2014. ACM.
  18. Kargakis, Y., Tzitzikas, Y., & van Horik, R. (2014). Epimenidis: Interoperability Reasoning for Digital Preservation. 11th International Conference on Preservation of Digital Objects (iPRES 2014), Melbourne, Australia, October 2014.
  19. Lantzaki, Ch., Yannakis, T., Tzitzikas, Y., & Analyti, A. (2014). Generating Synthetic RDF Data with Connected Blank Nodes for BenchmarkingIn proceedings of the 11th Extended Semantic Web Conference (ESWC’14), Anissaras, Crete, Greece, May 25-29, 2014 (pp. 192-207).
  20. Tzitzikas, Y., Minadakis, N., Marketakis, Y., Fafalios, P., Allocca, C., Mountantonakis, M., & Zidianaki, I. (2014). MatWare: Constructing and Exploiting Domain Specific Warehouses by Aggregating Semantic DataIn proceedings of the 11th Extended Semantic Web Conference (ESWC’14), Anissaras, Crete, Greece, May 2014 (pp. 721-736).
  21. Fafalios, P., & Tzitzikas, Y. (2014). Post-Analysis of Keyword-based Search Results using Entity Mining, Linked Data and Link Analysis at Query Time,IEEE 8th International Conference on Semantic Computing (ICSC'14), Newport Beach, California, USA, 16-18 June 2014 (pp. 36-43). IEEE.
  22. Marketakis, Y., Tzitzikas, Y., Tona, C. , Argenti, M., Marelli, F., Albani, M., Guarino, R., Polsinelli, B., & Bitto, R. (2013). On Harmonizing Earth Science Policies, Semantics, Metadata and OntologiesIn proceedings of the International Conference PV'2013 (Ensuring the Long-Term Preservation and Value Adding to Scientific and Technical Data). Frascati, Rome, Italy, November 2013.
  23. Tzitzikas, Y., Allocca, C., Bekiari, Ch., Marketakis, Y., Fafalios, P., Doerr, M., Minadakis, N., Patkos, Th., & Candela, L. (2013). Integrating Heterogeneous and Distributed Information about Marine Species through a Top Level OntologyEmmanouel Garoufallou, Jane Greenberg (Eds.): Integrating Heterogeneous and Distributed Information about Marine Species through a Top Level Ontology. 7th Research Conference, MTSR. Proceedings, Thessaloniki, Greece, November 19-22, 2013 (vol. 390, pp. 289-301). Springer International Publishing (978-3-319-03437-9).
  24. Fafalios, P., Kitsos, I., & Tzitzikas, Y. (2012). Κλιμακώσιμη και Ευέλικτη Υποστήριξη Στιγμιαίας Επισκοπικής Αναζήτης. 11th Hellenic Data Management Symposium (HDMS’12), June, Chania, Crete.
  25. Tzitzikas, Y., Lantzaki, Ch., & Zeginis, D. (2012). Blank Node Matching and RDF/S Comparison FunctionsThe Semantic Web – ISWC 2012 11th International Semantic Web Conference, Boston, MA, USA, 2012, Proceedings, Part II, November 11-15 (vol. 7649, pp. 591-607). Berlin Heidelberg: Springer (978-3-642-35175-4).
  26. Tzitzikas, Y., Marketakis, Y., & Kargakis, Y. (2012). Conversion and Emulation-aware Dependency Reasoning for Curation ServicesIn Proceedings of the 9th International Conference on Preservation of Digital Objects (iPRES-2012), Canada, 2012, October 1-5 (pp. 29-36). (978-0-9917997-0-1).
  27. Tzitzikas, Y., Analyti, A., & Kampouraki, M. (2012). Curating the Specificity of Metadata while World Models EvolveIn Proceedings of the 9th International Conference on Preservation of Digital Objects (iPRES-2012), Canada, 2012, October 1-5 (pp. 37-44).
  28. Lantzaki, Ch., Tzitzikas, Y., & Zeginis, D. (2012). Demonstrating Blank Node Matching and RDF/S Comparison FunctionsISWC-PD International Semantic Web Conference (Posters & Demos). Proceedings of the ISWC 2012 Posters & Demonstrations Track, Boston, USA, November 11-15, 2012, CEUR-WS.org.
  29. Shaon, A., Giaretta, D., Crompton, S., Conway, E., Matthews, B. , Marelli, F., Giammatteo, U.D., Marketakis, Y., Tzitzikas, Y., & Guarino, R. , Brocks, H. , Engel, F.  (2012). Towards a Long-term Preservation Infrastructure for Earth Science DataIn Proceedings of the 9th International Conference on Preservation of Digital Objects (iPRES-2012), Canada, 2012, October 1-5, (pp. 80-87).
  30. Fafalios, P., Kitsos, I., Marketakis, Y., Baldassarre, C., Salampasis, M., & Tzitzikas, Y. (2012). Web Searching with Entity Mining at Query TimeMultidisciplinary Information Retrieval. 5th International Retrieval Facility Conference, IRFC 2012, Vienna, Austria, 2012 Proceedings,  July 2-3 (vol. 7536, pp. 73-88). Berlin Heidelberg: Springer (978-3-642-31273-1 ).
  31. Fafalios, P., & Tzitzikas, Y. (2011). Exploiting Available Memory and Disk for Scalable Instant Overview Search. Athman Bouguettaya, Manfred Hauswirth, Ling Liu (Eds.): Web Information System Engineering - WISE 2011 - 12th International Conference, Sydney, Australia, 2011. Proceedings, October 13-14. Springer (978-3-642-24433-9).
  32. Manolis, N., & Tzitzikas, Y. (2011). Interactive Exploration of Fuzzy RDF Knowledge Bases. The Semantic Web: Research and Applications - 8th Extended Semantic Web Conference, ESWC 2011, Proceedings, Part I, Heraklion, Crete, Greece, May 29-June 2, 2011 (vol. 6643, pp. 1-16). Springer 2011 (ISBN 978-3-642-21033-4 CiteSeerX).
  33. Tzitzikas, Y., Plexousakis, D., & Kondylakis, H. (2010). Ontology evolution in data integration. Proceedings of the Hellenic Data Management Symposium, Agia Napa, Cyprus.
  34. Kastrinakis, D., & Tzitzikas, Y. (2010). Advancing Search Query Autocompletion Services with More and Better Suggestions. Web Engineering, 10th International Conference, ICWE 2010, Proceedings, Vienna Austria, July 5-9, 2010 (vol. 6189, pp. 35-49). Springer Berlin / Heidelberg (978-3-642-13910-9).
  35. Tzitzikas, Y., Marketakis, Y., & Antoniou, G. (2010). Task-Based Dependency Management for the Preservation of Digital Objects Using RulesIn Proceedings of the 6th Hellenic Conference on Artificial Inteligence (SETN 2010), Athens, Greece, May 4-7 (pp. 265-274). Springer.
  36. Papadakos, P., Kopidaki, S., Armenatzoglou, N., & Tzitzikas, Y. (2009). Exploratory Web Searching with Dynamic Taxonomies and Results ClusteringECDL '09 Proceedings of the 13th European conference on Research and advanced technology for digital libraries, (pp. 106-118). (pdf).
  37. Papadakos, P., Kopidaki, S., Armenatzoglou, N., & Tzitzikas, Y. (2009). Exploratory Web Searching with Dynamic Taxonomies and Results Clustering. Short Paper at the 8th Hellenic Data Management Symposium (HDMS’09), August 2009, Athens Greece.
  38. Marketakis, Y., Tzanakis, M., & Tzitzikas, Y. (2009). PreScan: towards automating the preservation of digital objectsMEDES '09: International ACM Conference on Management of Emergent Digital EcoSystems, Lyon, France, October 27-30 (pp. 404-411).
  39. Analyti, A., Tzitzikas, Y., & Spyratos, N. (2009). Specifying Valid Compound Terms in Interrelated Faceted TaxonomiesConceptual Modeling - ER 2009, 28th International Conference on Conceptual Modeling, Gramado, Brazil, November 9-12, 2009, Proceedings, Gramado, Brazil, November 9-12 (vol. 5829, pp. 360-373). Springer Berlin / Heidelberg (978-3-642-04839-5).
  40. Kopidaki, S., Papadakos, P., & Tzitzikas, Y. (2009). STC+ and NM-STC: Two Novel Online Results Clustering Methods for Web Searching. Web Information Systems Engineering - WISE 2009, 10th International. Proceedings, Poznan, Poland, October 5-7 (pp. 523-537). (pdf).
  41. Papadakos, P., Theoharis, Y., Marketakis, Y., Armenatzoglou, N., & Tzitzikas, Y. (2008). Mitos: Design and evaluation of a DBMS-based Web search engine12th Pan-Hellenic Conference on Informatics, PCI 2008, Samos Island, 28 August 2008 through 30 August 2008 (pp. 49-53). (9780769533230 (ISBN)), (pdf).
  42. Zeginis, D., Tzitzikas, Y., & Christophides, V. (2008). On Computing Deltas of RDF/S Knowledge Bases. Proceedings of the 7th Hellenic Data Management Symposium (HDMS'2008), Heraklion, Greece, July 2008.
  43. Tzitzikas, Y., Armenatzoglou, N., & Papadakos, P. (2008). FleXplorer: A framework for providing faceted and dynamic taxonomy-based information exploration. DEXA 2008, 19th International Conference on Database and Expert Systems Applications, Turin, 1 September 2008 through 5 September 2008 (pp. 392-396). (15294188; 9780769532998 (ISBN)), (pdf).
  44. Rousidis, I., Tzagkarakis, G., Plexousakis, D., & Tzitzikas, Y. (2008). On a probabilistic combination of prediction sources17th International Symposium on Methodologies for Intelligent Systems, ISMIS 2008, Toronto, 20 May 2008 through 23 May 2008 (vol. 4994 LNAI, pp. 535-544). (03029743; 3540681221 (ISBN); 9783540681229 (ISBN)), (pdf).
  45. Tzitzikas, Y., Theoharis, Y., & Andreou, D. (2008). On Archiving and Versioning Semantic Web Data. Proceedings of the 7th Hellenic Data Management Symposium (HDMS'2008), Heraklion, Greece, July 2008.
  46. Tzitzikas, Y., Theoharis, Y., & Andreou, D. (2008). On Storage Policies for Semantic Web Repositories that Support VersioningIn Proceedings of the 5th European Semantic Web Conference (ESWC '08), Spain, June.
  47. Tzitzikas, Y., & Flouris, G. (2007). Mind the (Intelligibility) Gap In Proceedings of the 11th European Conference on Research and Advanced Technology for Digital Libraries (ECDL-07) , 2007 (pp. 87-99). (pdf).
  48. Tzitzikas, Y., & Kotzinos, D. (2007). (Semantic Web) evolution through change logs: Problems and solutions. IASTED International Conference on Artificial Intelligence and Applications, AIA 2007, Innsbruck, 12 February 2007 through 14 February 2007 (pp. 610-615). (9780889866317 (ISBN)), (pdf).
  49. Tzitzikas, Y. (2007). Dependency management for the preservation of digital information. 18th International Conference on Database and Expert Systems Applications, DEXA 2007, Regensburg, 3 September 2007 through 7 September 2007 (vol. 4653 LNCS, pp. 582-592). (03029743; 9783540744672 (ISBN)), (pdf).
  50. Tzitzikas, Y., & Theoharis, Y. (2007). Naming functions for the vector space model29th European Conference on IR Research, ECIR 2007, Rome, 2 April 2007 through 5 April 2007 (vol. 4425 LNCS, pp. 613-620). (03029743; 3540714944 (ISBN); 9783540714941 (ISBN)), (pdf).
  51. Tzitzikas, Y. (2007). On Preserving the Intelligibility of Digital Objects through Dependency ManagementIn Proceedings of the International Conference PV 2007, Munich, Germany, October (pp. 9-11). (pdf).
  52. Zeginis, D., Tzitzikas, Y., & Christophides, V. (2007). On the foundations of computing deltas between RDF models. 6th International Semantic Web Conference, ISWC 2007 and 2nd Asian Semantic Web Conference, ASWC 2007, Busan, 11 November 2007 through 15 November 2007 (vol. 4825 LNCS, pp. 637-651). (03029743; 3540762973 (ISBN); 9783540762973 (ISBN)).
  53. Meghini, C., Tzitzikas, Y., & Spyratos, N. (2006). Abduction for Extending Incomplete Information Sources. Proceedings of the 4th Hellenic Conference on Artificial Intelligence, SETN-2006, Heraklion, Crete, May 2006, (pp. 267-278).
  54. Theoharis, Y., Christophides, V., & Tzitzikas, Y. (2006). On Graph Features of Semantic Web Schemas. Proceedings of the 5th Hellenic Data Management Symposium (HDMS'2006), Thessaloniki, Greece, September 2006.
  55. Tzitzikas, Y., & Hainaut, J.L. (2006). On the visualization of large-sized ontologies. AVI '06 - Working Conference on Advanced Visual Interfaces 2006, Venezia, 23 May 2006 through 26 May 2006 (vol. 2006, pp. 99-102). (1595933530 (ISBN); 9781595933539 (ISBN)).
  56. Tzitzikas, Y. (2006). Revising faceted taxonomies and CTCA expressions. 4th Helenic Conference on AI, SETN 2006, Heraklion, Crete, 18 May 2006 through 20 May 2006 (vol. 3955 LNAI, pp. 600-604). (03029743; 354034117X (ISBN); 9783540341178 (ISBN)).
  57. Tzitzikas, Y., & Hainaut, J.L. (2005). How to Tame a Very Large ER Diagram (Using Link Analysis and Force-Directed Drawing Algorithms). In the Proceedings of the 24th International Conference on Conceptual Modeling, Klagenfurt, Austria, October 24-28 (pp. 144-159). Springer Berlin / Heidelberg.
  58. Tzitzikas, Y., Analyti, A., Spyratos, N., & Constantopoulos, P. (2004). An algebraic approach for specifying compound terms in faceted taxonomiesInformation Modelling and Knowledge Bases XV, 13th European-Japanese Conference on Information Modelling and Knowledge Bases, EJC'03, (pp. 67-87).
  59. Tzitzikas, Y., & Analyti, A. (2004). Mining the Meaningful Compound Terms from Materialized Faceted Taxonomies. Procs of the 3rd International Conference on Ontologies, Databases and Applications of Semantics for Large Scale Information Systems, ODBASE'2004, Larnaca, Cyprus, October 2004, (pp. 873-890). Springer Verlag (03029743).
  60. Tzitzikas, Y., Analyti, A., & Spyratos, N. (2003). The Semantics of the Compound Term Composition Algebra. International Conference on Ontologies, DataBases, and Applications of Semantics for Large Scale Information Systems (ODBASE 2003), (vol. 2888, pp. 970-985). Springer Verlag (03029743).
  61. Tzitzikas, Y., Spyratos, N., Constantopoulos, P., & Analyti, A. (2002). Extended Faceted Ontologies. CAiSE '02: Proceedings of the 14th International Conference on Advanced Information Systems Engineering, Toronto, Canada, (pp. 778-781). London, UK: Springer-Verlag (3-540-43738-X).
  62. Tzitzikas, Y., Spyratos, N., Constantopoulos, P., & Analyti, A. (2002). Extended Faceted Taxonomies for Web Catalogs. WISE '02: Proceedings of the 3rd International Conference on Web Information Systems Engineering, (pp. 192-204). Washington, DC, USA: IEEE Computer Society (0-7695-1766-8).
  63. Spyratos, N., Tzitzikas, Y., & Christophides, V. (2002). On Personalizing the Catalogs of Web Portals. FLAIRS Conference, Pensacola Beach, Florida, USA, May 14-16 (pp. 430-434).
  64. Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2002). Query Evaluation for Mediators over Web Catalogs. Primorsko, Bulgaria, June 24-29.
  65. Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2002). Query Translation for Mediators over Ontology-Based Information Sources. SETN, Thessaloniki, Greece, April 11-12 (pp. 423-436).
  66. Tzitzikas, Y., & Constantopoulos, P. (2001). A Decision Theoretic Model for Information Retrieval Supporting Time Constraints. Proceedings of the BCS-IRSG European Colloquium on IR Research, Darmstadt, Germany, April 4-6.
  67. Tzitzikas, Y. (2001). Democratic data fusion for information retrieval mediators. Computer Systems and Applications. In the Proceedings of the ACS/IEEE International Conference on Computer Systems and Applications, AICCSA '01, Beirut, Lebanon, June 26-29 (pp. 530-536).
  68. Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2001). Deriving Valid Expressions from Ontology Definitions. In 11th European-Japanese Conference on Information Modelling and Knowledge Bases, Maribor, Slovenia, 29 May-1 June, 2001.
  69. Tzitzikas, Y., Constantopoulos, P., & Spyratos, N. (2001). Mediators over Ontology-Based Information Sources. WISE (1), (pp. 31-40).
  70. Constantopoulos, P., & Tzitzikas, Y. (1996). Context-driven information base update. Heraklion, Crete, Greece, May 20-24 (vol. 1080, pp. 319-344).
  71. Constantopoulos, P., Theodorakis, M., & Tzitzikas, Y. (1996). Developing hypermedia over an information repository. Washington, DC, USA, March 16-17.
  72. Tzitzikas, Y. (1996). Exploiting Semantic Networks to Generate Hypermedia. 3rd Doctoral Consortium on Advanced Information Systems Engineering, Heraklion, Crete, Greece, 20-21 May.

Papers in Proceedings (abstract reviewed)

  1. Bailly, N., Minadakis, N., Papadakos, P., & Tzitzikas, Y. (2015). Species Identification through Preference-enriched Faceted Search: Increasing the number of identification tools . in FishBase, XV European Congress of Ichthyology (ECI XV), Porto, Portugal, Sept. 2015.
  2. Riddick, A., Glaves, H., Marelli, F., Albani, M., Tona, C. , Marketakis, Y., Tzitzikas, Y., Guarino, R. , Giaretta, D., & Giammatteo, U.D. (2013). SCIDIP-ES - A science data e-infrastructure for preservation of earth science data. EGU (European Geosciences Union), General Assembly Conference Abstracts, April 2013, Vienna, Austria.
  3. Glaves, H., Marelli, F., Albani, M., Tona, C. , Marketakis, Y., Tzitzikas, Y., Guarino, R. , Giaretta, D., & Giammatteo, U.D. (2013). The SCIDIP-ES project-towards an international collaboration strategy for long term preservation of earth science data . EGU (European Geosciences Union), General Assembly Conference Abstracts, April 2013, Vienna, Austria.

Poster presentations (abstract reviewed)

  1. Kondylakis, H., Plexousakis, D., & Tzitzikas, Y. (2010). Ontology evolution in data integrationIn the poster Session of Extended Semantic Web Conference (ESWC), Heraklion, Crete.
  2. Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2006). Trialogical E-learning and emergent knowledge artifacts. 1st European Conference on Technology Enhanced Learning, EC-TEL 2006, Crete, 1 October 2006 through 4 October 2006 (vol. 4227 LNCS, pp. 703-708). (03029743; 3540457771 (ISBN); 9783540457770 (ISBN)).

Invited papers

  1. Tzitzikas, Y., & Marketakis, Y. (2019). Αποσυνθέτοντας το Πρόβλημα της Ψηφιακής Διατήρησης με Μοτίβα 25ο Πανελλήνιο Συνέδριο Ακαδημαϊκών Βιβλιοθηκών, Ρέθυμνο, Οκτώβριος 2019.

Demos

  1. Kadilierakis, G., Nikas, Ch., Fafalios, P., Papadakos, P., & Tzitzikas, Y. (2020). Elas4RDF: Multi-perspective Triple-centered Keyword Search over RDF using Elasticsearch(Demo Paper), Proceedings of the 17th Extended Semantic Web Conference (ESWC'2020), June 2020, Heraklion, Crete.
  2. Mountantonakis, M., & Tzitzikas, Y. (2020). LODsyndesisIE: Entity Extraction from Text and Enrichment using Hundreds of Linked Datasets,(Demo Paper), Proceedings of the 17th Extended Semantic Web Conference (ESWC'2020), June 2020, Heraklion, Crete.
  3. Papangelis, A., Papadakos, P., Braunschweiler, N., Stylianou, Y., Marketakis, Y., & Tzitzikas, Y. (2018). Information Navigation via Spoken Dialogue and Linked Data Demo paper at ICASSP'18, IEEE International Conference on Acoustics, Speech and Signal Processing, 2018.
  4. Fafalios, P., & Tzitzikas, Y. (2015). SPARQL-LD: A SPARQL Extension for Fetching and Querying Linked Data. In proceedings of 14th International Semantic Web Conference (demo paper), ISWC 2015, Bethlehem, Pennsylvania, USA, 11-15 October. (pdf).
  5. Tzitzikas, Y. (2014). Epimenides: An Information System offering Automated Reasoning for the Needs of Digital Preservation. Demo paper, Digital Libraries 2014, ACM/IEEE Joint Conference on Digital Libraries (JCDL 2014), London, UK, September 2014.
  6. Fafalios, P., & Tzitzikas, Y. (2013). X-ENS: semantic enrichment of web search results at real-timeIn Proceedings of the 36th international ACM SIGIR conference on Research and development in information , Dublin, Ireland, 28th July - 01st August, 2013 (pp. 1089-1090). ACM New York, NY, US.
  7. Papadakos, P., Tzitzikas, Y., & Zafeiri, D. (2012). An Interactive Exploratory System with Real-Time Preference Elicitation. Xiaoyang Sean Wang, Isabel F. Cruz, Alex Delis, Guangyan Huang (Eds.): Web Information Systems Engineering - WISE 2012 - 13th International Conference, Paphos, Cyprus, 2012. Proceedings. , November 28-30 (vol. 7651 , pp. 817-820). Springer (978-3-642-35062-7).
  8. Fafalios, P., Kitsos, G., & Tzitzikas, Y. (2012). Scalable, Flexible and Generic Instant Overview SearchProceedings of the 21st international conference companion on World Wide Web, (WWW 2012), Lyon, France, April 16-20 (pp. 333-336). New York, NY, USA ©2012 : ACM , Demo, (pdf).

WorkShops (14)

Papers in Proceedings (full-paper reviewed)

  1. Papadaki, M-E, Tzitzikas, Y., & Spyratos, N. (2020). Analytics over RDF GraphsPost-Proceedings of the 13th International Workshop on Information Search, Integration, and Personalization (ISIP'2019), May 9-10, 2019, Heraklion, Greece, Published 2020 .
  2. Dimitrakis, E., Sgontzos, K., Mountantonakis, M., & Tzitzikas, Y. (2020). Enabling Efficient Question Answering over Hundreds of Linked Datasets Post-Proceedings of the 13th International Workshop on Information Search, Integration, and Personalization (ISIP'2019), May 9-10, 2019, Heraklion, Greece, Published 2020.
  3. Papadaki, M-E, Papadakos, P., Mountantonakis, M., & Tzitzikas, Y. (2018). An Interactive 3D Visualization for the LOD Cloud International Workshop on Big Data Visual Exploration and Analytics (BigVis'2018 at EDBT/ICDT 2018), Vienna, Austria, March 2018 (system: www.ics.forth.gr/isl/3DLod/).
  4. Yannakis, T., Fafalios, P., & Tzitzikas, Y. (2018). Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD In 2nd Workshop on Querying the Web of Data (QuWeDa), in conjunction with the 15th Extended Semantic Web Conference (ESWC'18), Heraklion, Crete, Greece, June 3-7, 2018.
  5. Dimitrakis, E., Sgontzos, K., Papadakos, P., Marketakis, Y., Papangelis, A., Stylianou, Y., & Tzitzikas, Y. (2018). On Finding the Relevant User Reviews for Advancing Conversational Faceted Search 4th Workshop on Semantic Computing, Sentiment Analysis, Opinion Mining, and Emotion Detection at ESWC2018, Heraklion, Greece, 2018.
  6. Papangelis, A., Papadakos, P., Kotti , M., Stylianou, Y., Tzitzikas, Y., & Plexousakis, D. (2017). LD-SDS: Towards an Expressive Spoken Dialogue System based on Linked-DataIn Proceedings of the Search Oriented Conversational AI SCAI 17 Workshop, Co-located with ICTIR 17, 2017, Amsterdam, 1st October.
  7. Mountantonakis, M., Allocca, C., Fafalios, P., Minadakis, N., Marketakis, Y., Lantzaki, Ch., & Tzitzikas, Y. (2014).  Extending VoID for Expressing the Connectivity Metrics of a Semantic Warehouse In 1st Workshop on Dataset Profiling and Federated Search for Linked Data (PROFILES’2014) - co-located with ESWC’14 , Annissaras, Crete, Greece, May 2014.
  8. Papadakos, P., & Tzitzikas, Y. (2014). Hippalus: Preference-enriched Faceted ExplorationIn ExploreDB '14: Proceedings of the 1st International Workshop on Exploratory Search in Databases and the Web Co-located with EDBT/ICDT 2014, Athens, Greece, 24 March 2014.
  9. Tzitzikas, Y., Minadakis, N., Marketakis, Y., Fafalios, P., Allocca, C., & Mountantonakis, M. (2014). Quantifying the Connectivity of a Semantic WarehouseIn proceedings of the 4th International Workshop on Linked Web Data Management (LWDM’2014) - in conjunction with the 17th International Conference on Extending Database Technology (EDBT’2014),  Athens, Greece, March 2014.
  10. Fafalios, P., Salampasis, M., & Tzitzikas, Y. (2013). Exploratory Patent Search with Faceted Search and Configurable Entity MiningIn Proceedings of the 1st International Workshop on Integrating IR technologies for Professional Search, in conjunction with the 35th European Conference on Information Retrieval (ECIR'13), Moscow, Russia, March 2013.
  11. Strubulis, Ch., Tzitzikas, Y., Doerr, M., & Flouris, G. (2012). Evolution of Workflow Provenance Information in the Presence of Custom Inference RulesKhalid Belhjjame, José-Manuel Gomez-Perez, Paolo Missier, Satya S. Sahoo, Jun Zhao (Eds.): swpm2012 - Semantic Web in Provenance Management. Proceedings of the 3rd International Workshop on Semantic Web in Provenance Management., Heraklion, Greece, May 28.
  12. Kondylakis, H., Plexousakis, D., & Tzitzikas, Y. (2010). Ontology Evolution in Data Integration. In Proceedings of the 4th International Workshop on Ontology Dynamics IWOD - 2010, Shanghai, China, November 8.
  13. Tzitzikas, Y., & Analyti, A. (2007). Faceted taxonomy-based information management. DEXA 2007 18th International Workshop on Database and Expert Systems Applications, Regensburg, 3 September 2007 through 7 September 2007 (pp. 207-211). (15294188; 0769529321 (ISBN); 9780769529325 (ISBN)), (pdf).
  14. Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2006). Emergent Knowledge Artifacts for Supporting Trialogical E-Learning. In Proceedings of the 1st International Workshop on Building Technology Enhanced Learning solutions for Communities of Practice, TEL-CoPS 2006, Heraklion, Greece, October.

Books (16)

Whole Book

  1. Tzitzikas, Y., & Marketakis, Y. (2018). Cinderella's Stick - A Fairy Tale for Digital Preservation.  (pp. 1-249), Springer 2018, (ISBN ISBN 978-3-319-98487-2).
  2. Tzitzikas, Y. (2016). Μια Γεύση από Java, ISBN 978-960-93-8505-3, Leanpub, Oct 2016 .

Editor

  1. Sacco, G.M., & Tzitzikas, Y. (2009). Dynamic Taxonomies and Faceted Search: Theory, Practice, and Experience.  Springer Publishing Company, Incorporated, (ISBN 3642023584, 9783642023583).

Chapters (in book)

  1. Tzitzikas, Y., Marketakis, Y., Minadakis, N., Mountantonakis, M., Candela, L., Mangiacrapa , F., Pagano, P. , Perciante, C., Castelli, D., Taconet, M., Gentile, A., & Gorelli, G. (2019). Methods and Tools for Supporting the Integration of Stocks and Fisheries Chapter in Information and Communication Technologies in Modern Agricultural Development, Springer, 2019.  (pp. 20 - 34), Springer, 2019, (ISBN 978-3-030-12998-9).
  2. Mountantonakis, M., Minadakis, N., Marketakis, Y., Fafalios, P., & Tzitzikas, Y. (2018). Connectivity, Value and Evolution of a Semantic WarehouseBook chapter in 'Innovations, Developments, and Applications of Semantic Web and Information Systems'.  IGI Global, (ISBN ISBN-13: 978-1522550426, ISBN-10: 1522550429).
  3. Fafalios, P., & Tzitzikas, Y. (2014). Exploratory Professional Search through Semantic Post-Analysis of Search ResultsVol. 8830 (pp. 166 - 192), Springer International Publishing Switzerland.
  4. Tzitzikas, Y., Marketakis, Y., & Christophides, V. (2011). Preservation of Intelligibility of Digital Objects. Advanced Digital Preservation.  Springer.
  5. Ferré, S., Sacco, G.M., & Tzitzikas, Y. (2009). Comparison with Other Techniques. Dynamic Taxonomies and Faceted Search: Theory, Practice, and ExperienceVol. 25 (pp. 35 - 74), Springer Publishing Company, Incorporated, (ISBN 3642023584, 9783642023583).
  6. Sacco, G.M., & Tzitzikas, Y. (2009). Conclusion. Dynamic Taxonomies and Faceted Search: Theory, Practice, and ExperienceVol. 25 (pp. 303 - 305), Springer Publishing Company, Incorporated, (ISBN 3642023584, 9783642023583).
  7. Tzitzikas, Y. (2009). Engineering Taxonomy-based Sources. Dynamic Taxonomies and Faceted Search: Theory, Practice, and ExperienceVol. 25 (pp. 145 - 174), Springer Publishing Company, Incorporated, (ISBN 3642023584, 9783642023583).
  8. Tzitzikas, Y. (2009). Faceted Taxonomy-based Sources. Dynamic Taxonomies and Faceted Search: Theory, Practice, and ExperienceVol. 25 (pp. 19 - 34), Springer Publishing Company, Incorporated, (ISBN 3642023584, 9783642023583).
  9. Sacco, G.M., & Tzitzikas, Y. (2009). System Implementation. Dynamic Taxonomies and Faceted Search: Theory, Practice, and ExperienceVol. 25 (pp. 215 - 261), Springer Publishing Company, Incorporated, (ISBN 3642023584, 9783642023583).
  10. Kotzinos, D., Flouris, G., Tzitzikas, Y., Andreou, D., & Christophides, V. (2008). Supporting Evolution of Knowledge Artifacts in Web Based Learning Environments. Solutions and Innovations in Web-Based Technologies for Augmented Learning.  (IX) (pp. 142 - 167).
  11. Tzitzikas, Y. (2003). Searching. Wiley Encyclopedia of Electrical and Electronics Engineering, John Wiley & Sons, 2003 (DOI: 10.1002/047134608X.W4324). .
  12. Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2002). Deriving Valid Expressions from Ontology Definitions. Information Modelling and Knowledge Bases XIII, Kangassalo H., Welzer T., Jaakkola H., Rozman I., Kawaguchi E. (editors), IOS Press, Amsterdam, 2002. .

Edited Proceedings

  1. Lindner, W., Mesiti, M., Tzitzikas, Y., & Vakali, A. (2005). Current Trends in Database Technology - EDBT 2004 Workshops . EDBT 2004 Workshops PhD, DataX, PIM, P2P&DB, and ClustWeb, Heraklion, Crete, Greece, March 2004, Papers (Lecture Notes in Computer Science).  Springer, (ISBN ISBN-10: 3540233059 ISBN-13: 978-3540233053).

Periodicals (52)

Journal Articles

  1. Mountantonakis, M., & Tzitzikas, Y. (2020). Content-based Union and Complement Metrics for Dataset Search over RDF Knowledge GraphsACM Journal of Data and Information Quality (JDIQ) 2020.
  2. Manioudakis, K., & Tzitzikas, Y. (2020). Faceted Search with Object Ranking and Answer Size ConstraintsACM Transactions on Information Systems (accepted for publication) Sept. 2020.
  3. Nikas, Ch., Kadilierakis, G., Fafalios, P., & Tzitzikas, Y. (2020). Keyword Search over RDF: Is a Single Perspective Enough?Big Data and Cognitive Computing, 4(3), Special Issue Semantic Web Technology and Recommender Systems, August 2020.
  4. Tzitzikas, Y., & Marketakis, Y. (2020). Reinforcing Fisheries Management through Semantic Data IntegrationERCIM News, No 123, Oct 2020.
  5. Dimitrakis, E., Sgontzos, K., & Tzitzikas, Y. (2019). A Survey on Question Answering over Linked Data and DocumentsJournal of Intelligent Information Systems, DOI: 10.1007/s10844-019-00584-7 .
  6. Fafalios, P., & Tzitzikas, Y. (2019). Answering SPARQL Queries on the Web of Data through Zero-Knowledge Link TraversalSIGAPP Applied Computing Review, 19(3), November 2019.
  7. Mountantonakis, M., & Tzitzikas, Y. (2019). Large Scale Semantic Integration of Linked Data: A SurveyACM Computing Surveys, Sept. 201952(2).
  8. Mountantonakis, M., & Tzitzikas, Y. (2018). High Performance Methods for Linked Open Data Connectivity AnalyticsInformation Open Access Journal of Information Science (Special Issue Semantics for Big Data Integration), (9), 134, (ISSN 2078-2489).
  9. Mountantonakis, M., & Tzitzikas, Y. (2018). LODsyndesis: Global Scale Knowledge ServicesMDPI Heritage, special issue On Provenance of Knowledge and Documentation: Selected Papers from "CIDOC 2018", 20181(2).
  10. Mountantonakis, M., & Tzitzikas, Y. (2018). Scalable Methods for Measuring the Connectivity and Quality of Large Numbers of Linked Datasets ACM Journal of Data and Information Quality (JDIQ) 20189(3), 15.
  11. Tzitzikas, Y., Manolis, N., & Papadakos, P. (2017). Faceted Exploration of RDF/S Datasets: A Survey, (doi:10.1007/s10844-016-0413-8) . Journal of Intelligent Information Systems (JIIS).
  12. Tzitzikas, Y., & Dimitrakis, E. (2017). Preference-enriched Faceted Search for Voting Aid Applications . IEEE Transactions on Emerging Topics in Computing (accepted for publication).
  13. Lantzaki, Ch., Papadakos, P., Analyti, A., & Tzitzikas, Y. (2017). Radius-aware Approximate Blank Node Matching using SignaturesInternational Journal on Knowledge and Information Systems (KAIS)50(2), 505-542.
  14. Fafalios, P., & Tzitzikas, Y. (2017). Stochastic Re-Ranking of Biomedical Search Results based on Extracted EntitiesJournal of the Association for Information Science and Technology (JASIST).
  15. Tzitzikas, Y., Bailly, N., Papadakos, P., Minadakis, N., & Nikitakis, G. (2017). Using preference-enriched faceted search for species identificationIn International Journal of Metadata, Semantics and Ontologies11(3), 165-179.
  16. Mountantonakis, M., Minadakis, N., Marketakis, Y., Fafalios, P., & Tzitzikas, Y. (2016). Quantifying the Connectivity of a Semantic Warehouse and Understanding its Evolution over Time. International Journal on Semantic Web and Information Systems (IJSWIS), accepted for publication.
  17. Tzitzikas, Y., Allocca, C., Bekiari, Ch., Marketakis, Y., Fafalios, P., Doerr, M., Minadakis, N., Patkos, Th., & Candela, L. (2016). Unifying Heterogeneous and Distributed Information about Marine Species through the Top Level Ontology MarineTLO Program: Electronic library and Information Systems, Special Issue on Application of Metadata and Semantics in Science50(1), 16-40, Emerald Group Publishing Limited (pdf).
  18. Papadakis, M., & Tzitzikas, Y. (2015). Answering Keyword Queries through Cached Subqueries in Best Match Retrieval Models Journal of Intelligent Information Systems44(1), 67-106, (pdf).
  19. Tzitzikas, Y., Kargakis, Y., & Marketakis, Y. (2015). Assisting Digital Interoperability and Preservation through Advanced Dependency ReasoningInternational Journal on Digital Libraries (Special Issue on Semantic Digital Archives).
  20. Papadakos, P., & Tzitzikas, Y. (2015). Comparing the Effectiveness of Intentional Preferences versus Preferences over Specific Choices: A User StudyIn International Journal of Information and Decision Sciences, Interscience Publishers.
  21. Fafalios, P., Baritakis, M., & Tzitzikas, Y. (2015). Exploiting Linked Data for Open and Configurable Named Entity ExtractionInternational Journal on Artificial Intelligence Tools24(02), World Scientific (ISSN: 1793-6349).
  22. Fafalios, P., & Tzitzikas, Y. (2015). Type-ahead Exploratory Search through Typo and Word Order Tolerant AutocompletionJournal of Web Engineering14(1&2), 80-116, Rinton Press (ISSN: 1540-9589).
  23. Kitsos, I., Magoutis, K., & Tzitzikas, Y. (2014). Scalable entity-based summarization of web search results using MapReduce Distributed and Parallel Databases32(3), 405-446, Springer.
  24. Strubulis, Ch., Flouris, G., Tzitzikas, Y., & Doerr, M. (2014). A Case Study on Propagating and Updating Provenance Information Using the CIDOC CRMInternational Journal on Digital Libraries (IJDL)15(1), 27-51.
  25. Tzitzikas, Y., Kampouraki, M., & Analyti, A. (2014). Curating the Specificity of Ontological Descriptions under Ontology Evolution Journal on Data Semantics3(2), 75-106, Springer.
  26. Fafalios, P., Papadakos, P., & Tzitzikas, Y. (2014). Enriching Textual Search Results at Query Time using Entity Mining, Linked Data and Link AnalysisInternational Journal of Semantic Computing8(4), 515-544, World Scientific Publishing Company (1793-351X (print), 1793-7108 (online)).
  27. Tzitzikas, Y., & Papadakos, P. (2013). Interactive Exploration of Multi-Dimensional and Hierarchical Information Spaces with Real-Time Preference ElicitationFundamenta Informaticae122(4), 357-399, IOS Press (0169-2968 (Print), 1875-8681 (Online)).
  28. Papadakos, P., Armenatzoglou, N., Kopidaki, S., & Tzitzikas, Y. (2012). On exploiting static and dynamically mined metadata for exploratory web searchingKnowledge and Information Systems30(3), 493-525, Springer.
  29. Zampetakis, S., Tzitzikas, Y., Leonidis, A., & Kotzinos, D. (2012). Star-like auto-configurable layouts of variable radius for visualizing and exploring RDF/S ontologiesJournal of Visual Languages & Computing23(3), 137-153.
  30. Zeginis, D., Tzitzikas, Y., & Christophides, V. (2011). On Computing Deltas of RDF/S Knowledge Bases. ACM Transactions on the Web (TWEB)5(3), 14.
  31. Theodoridou, M., Tzitzikas, Y., Doerr, M., Marketakis, Y., & Melessanakis, V. (2010). Modeling and querying provenance by extending CIDOC CRMDistributed and Parallel Databases27(2), 169-210, Springer Netherlands.
  32. Marketakis, Y., & Tzitzikas, Y. (2009). Dependency management for digital preservation using semantic web technologiesInternational Journal on Digital Libraries10(4), 159-177.
  33. Tzitzikas, Y. (2009). On providing intelligibility-aware preservation services for digital objects. Data Science Journal8, 139-151, (16831470).
  34. Meghini, C., Tzitzikas, Y., & Spyratos, N. (2008). Abduction for accessing information sources. Fundam Inf83(4), 355-387, (01692968).
  35. Theoharis, Y., Tzitzikas, Y., Kotzinos, D., & Christophides, V. (2008). On Graph Features of Semantic Web Schemas. IEEE Transactions on Knowledge and Data Engineering20(5), 692-702, (1041-4347).
  36. Tzitzikas, Y., Analyti, A., Spyratos, N., & Constantopoulos, P. (2007). An algebra for specifying valid compound terms in faceted taxonomies. Data and Knowledge Engineering62(1), 1-40, Amsterdam, The Netherlands, The Netherlands: Elsevier Science Publishers B. V (0169-023X), (pdf).
  37. Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2007). Emergent Knowledge Artifacts for Supporting Trialogical E-Learning:. International Journal of Web-based Learning and TeachIng Technologies2(3), 19-41, USA: IGI Global.
  38. Tzitzikas, Y. (2007). Evolution of faceted taxonomies and CTCA expressions. Knowledge and Information Systems13(3), 337-365.
  39. Tzitzikas, Y., Kotzinos, D., & Theoharis, Y. (2007). On ranking RDF schema elements (and its application in visualization). J.Univers.Comput.Sci.13(12), 1854-1880, (09486968).
  40. Tzitzikas, Y., Meghini, C., & Spyratos, N. (2006). A Unified Interaction Scheme for Information Sources. Journal of Intelligent Information Systems (JIIS)26(1).
  41. Tzitzikas, Y. (2006). An Algebraic Method for Compressing Symbolic Data Tables. Journal on Intelligent Data Analysis10(4).
  42. Tzitzikas, Y., & Analyti, A. (2006). Mining the meaningful term conjunctions from materialised faceted taxonomies: Algorithms and complexity. Knowledge Information Systems: An International Journal (KAIS)9(4), 430-467, (02191377), (pdf).
  43. Tzitzikas, Y., Analyti, A., & Spyratos, N. (2005). Compound term composition algebra: The semantics. Journal on Data Semantics II3360 LNCS, 58-84, (03029743; 3540242082 (ISBN); 9783540242086 (ISBN)), (pdf).
  44. Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2005). Mediators over taxonomy-based information sources. VLDB J.14(1), 112-136, (pdf).

Magazine article

  1. Tzitzikas, Y., & Marketakis, Y. (2010). Automating the Ingestion and the Transformation of Embedded Metadata (in CASPAR).

ERCIM News

  1. Mountantonakis, M., & Tzitzikas, Y. (2018). LoDsyndesis: the biggest Knowledge Graph of the Linked open Data Cloud that Includes all Inferred Equivalence RelationshipsERCIM News (July 2018), (114).
  2. Mountantonakis, M., & Tzitzikas, Y. (2017). Services for Large Scale Semantic Integration of Data. ERCIM News 2017 (111), October 2017, 57-58.
  3. Tzitzikas, Y., Allocca, C., Bekiari, Ch., Marketakis, Y., Fafalios, P., & Minadakis, N. (2014).  Ontology-based Integration of Heterogeneous and Distributed Information of the Marine domainERCIM News 2014 (96), Special Theme: Linked Open Data, January 2014.
  4. Tzitzikas, Y., & Marketakis, Y. (2010). Automating the Ingestion and Transformation of Embedded MetadataERCIM News80, 43-44, January 2010.
  5. Tzitzikas, Y., & Christophides, V. (2010). Knowledge Management for Digital PreservationERCIM News80, 41-42, January 2010.
  6. Tzitzikas, Y., & Meghini, C. (2003). Content-based Retrieval Services in Peer-to-Peer Systems using TaxonomiesERCIM News53, 47-48, April 2003.
  7. Tzitzikas, Y., Spyratos, N., Analyti, A., & Constantopoulos, P. (2002). Extended Faceted Taxonomies for Web CatalogsERCIM News51, 26-27, October 2002.

Technical & Research Reports (15)

ICS-FORTH Technical Reports

  1. Tzitzikas, Y. (2005). Updates and Revision in Faceted Taxonomies and CTCA Expressions.  (2005.TR364_Faceted_Taxonomies_CTCA_Expressions.pdf).
  2. Tzitzikas, Y., Analyti, A., Spyratos, N., & Constantopoulos, P. (2002). An Algebra for Specifying Compound Terms in Faceted Taxonomies.  (2002.TR314_Algebra_Faceted_Taxonomies.pdf).
  3. Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2001). Extended Faceted Ontologies for Web Portals.  (2001.TR293.Extended_Ontologies_Web_Portals.ps.gz).
  4. Tzitzikas, Y. (1995). View Updates in Knowledge Bases.  (1995.TR142.View_Updates_in_Knowledge_Bases.ps.gz).

M.S. Theses

  1. Tzitzikas, I. (1995). View Upadates in Knowledge Bases.  (pdf).

Ph.D. Theses

  1. Tzitzikas, I. (2002). Collaborative Ontology- based Infromation Indexing and Retrieval.  (pdf).

Other Technical Reports

  1. Psaraki, M., & Tzitzikas, Y. (2019). CPOI: A Compact Method to Archive Versioned RDF Triple-Sets
  2. Papantoniou, K., & Tzitzikas, Y. (2019). CS563-QA: A Collection for Evaluating Question Answering Systems arXiv:1907.01611, [cs.CL], coRR, 2019
  3. Tzitzikas, Y. (2013). A Simple Method to Produce Algorithmic MIDI Music based on Randomness, Simple Probabilities and Multi-Threading
  4. Doerr, M., & Tzitzikas, Y. (2012). Information Carriers and Identification of Information Objects: An Ontological Approach. 1201.0385.
  5. Meghini, C., Tzitzikas, Y., Coltella, V., & Analyti, A. (2011). Query processing in distributed, taxonomy-based information sources. 1109.2425.
  6. Hickson, M., Kargakis, Y., & Tzitzikas, Y. (2011). Similarity-based Browsing over Linked Open Data. 1106.4176.
  7. Papadakos, P., Theoharis, Y., Marketakis, Y., Armenatzoglou, N., & Tzitzikas, Y. (2009). Object-Relational Database Representations for Text Indexing. abs/0906.3112.
  8. Papadakos, P., Vasiliadis, G., Theoharis, Y., Armenatzoglou, N., Kopidaki, S., Marketakis, Y., Daskalakis, M., Karamaroudis, K., Linardakis, G., Makrydakis, G., Papathanasiou, V., Sardis, L., Anagnostopoulos-Tsialiamanis, P., Troullinou, G., Vandikas, K., Velegrakis, D., & Tzitzikas, Y. (2008). The Anatomy of Mitos Web Search Engine. abs/0803.2220.
  9. Meghini, C., Tzitzikas, Y., & Analyti, A. (2007). Query Evaluation in P2P Systems of Taxonomy-based Sources: Algorithms, Complexity, and Optimizations

Others (4)

Others

  1. Kokolaki , A., & Tzitzikas, Y. (2018). Facetize: An Interactive Tool for Cleaning and Transforming Datasets for Facilitating Exploratory Search Computing Research Repository (CoRR) abs/1812.10734, 2018
  2. Salampasis, M., & Tzitzikas, Y. (2014). Report on the 3rd MUMIA Training School on Information Retrieval and Interactive Information Access July 21-25, 2014, FORTH, Heraklion, Crete, Greece . SIGIR Forum 48(2): 111-115 (2014)
  3. Lantzaki, Ch., & Tzitzikas, Y. (2014). Tasks that Require, or can Benefit from, Matching Blank Nodes . CoRR abs/1410.8536 (2014)
  4. Tzitzikas, Y. (2013). A Simple Method to Produce Algorithmic MIDI Music based on Randomness, Simple Probabilities and Multi-Threading. CoRR abs/1312.4014 (2013)
Found: 187 publications


ICS Publications (Human - Computer Interaction Laboratory)

Results for "tzitzikas"

International journals (Long papers, full-paper reviewed)

  1. Zampetakis, S., Tzitzikas, Y., Leonidis, S., & Kotzinos, D. (2012). Star-like auto-configurable layouts of variable radius for visualizing and exploring RDF/S ontologies. Journal of Visual Languages & Computing, 23 (3), 137-153.

Papers in Proceedings of International Conferences (full-paper reviewed)

  1. Zampetakis, S., Tzitzikas, Y., Leonidis, A., & Kotzinos, D. (2010). StarLion: Auto-configurable Layouts for Exploring Ontologies. In Y. Sure & J. Dominique (Eds.), The Semantic Web: Research and Applications, Proceedings of the 3rd European Semantic Web Conference (ESWC 2006), Budva, Montenegro, 11-14 June (pp. 446-450). Berlin, Heidelberg, Germany: Springer [LNCS: 4011].