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ORCIDYannis Tzitzikas
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- affiliation: Foundation for Research & Technology - Hellas, Greece
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2020 – today
- 2024
[j54]Maria-Evangelia Papadaki, Yannis Tzitzikas:
Unifying Faceted Search and Analytics over RDF Knowledge Graphs. Knowl. Inf. Syst. 66(7): 3921-3958 (2024)- [j53]Yannis Tzitzikas
, Giorgos Dovas:
How co-authorship affects the H-index? Scientometrics 129(7): 4437-4469 (2024) - [i30]Katerina Papantoniou, Yannis Tzitzikas:
NLP for The Greek Language: A Longer Survey. CoRR abs/2408.10962 (2024) - [i29]Michalis Mountantonakis, Yannis Tzitzikas:
A Pipeline for Validating ChatGPT Responses Using Knowledge Graphs and Embeddings. ERCIM News 2024(136) (2024) - 2023
- [j52]Pavlos Fafalios, Yannis Marketakis, Anastasia Axaridou, Yannis Tzitzikas, Martin Doerr:
A workflow model for holistic data management and semantic interoperability in quantitative archival research. Digit. Scholarsh. Humanit. 38(3): 1049-1066 (2023) - [j51]Antrei Kavros, Yannis Tzitzikas:
SoundexGR: An algorithm for phonetic matching for the Greek language. Nat. Lang. Eng. 29(5): 1305-1340 (2023) - [c107]Maria-Evangelia Papadaki, Yannis Tzitzikas:
RDF-Analytics: Interactive Analytics over RDF Knowledge Graphs. EDBT 2023: 807-810 - [c106]Akritas Akritidis, Yannis Tzitzikas:
Demonstrating Interactive SPARQL Formulation through Positive and Negative Examples and Feedback. EDBT 2023: 811-814 - [c105]Nikos Gounakis, Michalis Mountantonakis, Yannis Tzitzikas:
Evaluating a Radius-based Pipeline for Question Answering over Cultural (CIDOC-CRM based) Knowledge Graphs. HT 2023: 24:1-24:10 - [c104]Georgios Rinakakis, Kostas Petrakis, Yannis Tzitzikas, Pavlos Fafalios:
FastCat Catalogues: Interactive Entity-Based Exploratory Analysis of Archival Documents. JCDL 2023: 190-194 - [c103]Michalis Mountantonakis, Yannis Tzitzikas:
Using Multiple RDF Knowledge Graphs for Enriching ChatGPT Responses. ECML/PKDD (7) 2023: 324-329 - [c102]Michalis Mountantonakis, Yannis Tzitzikas:
Real-Time Validation of ChatGPT Facts using RDF Knowledge Graphs. ISWC (Posters/Demos/Industry) 2023 - [c101]Michalis Mountantonakis, Ioannis Theocharakis, Yannis Tzitzikas:
Why We Need Ontology-Specific Data Portals: A Case Study for CIDOC-CRM. SWODCH 2023 - [i28]Pavlos Fafalios, Yannis Marketakis, Anastasia Axaridou, Yannis Tzitzikas, Martin Doerr:
A Workflow Model for Holistic Data Management and Semantic Interoperability in Quantitative Archival Research. CoRR abs/2301.07676 (2023) - [i27]Georgios Rinakakis, Kostas Petrakis, Yannis Tzitzikas, Pavlos Fafalios:
FastCat Catalogues: Interactive Entity-based Exploratory Analysis of Archival Documents. CoRR abs/2302.02635 (2023) - [i26]Michalis Mountantonakis, Yannis Tzitzikas:
Using Multiple RDF Knowledge Graphs for Enriching ChatGPT Responses. CoRR abs/2304.05774 (2023) - [i25]Michalis Mountantonakis, Yannis Tzitzikas:
Validating ChatGPT Facts through RDF Knowledge Graphs and Sentence Similarity. CoRR abs/2311.04524 (2023) - [i24]Michalis Mountantonakis, Yannis Tzitzikas:
ChatGPT Responses Validation through Knowledge Graphs. ERCIM News 2023(134) (2023) - 2022
- [j50]Yannis Tzitzikas, Maria-Evangelia Papadaki, Manos Chatzakis:
A spiral-like method to place in the space (and interact with) too many values. J. Intell. Inf. Syst. 58(3): 535-559 (2022) - [c100]Yannis Marketakis, Yannis Tzitzikas, Aureliano Gentile, Bracken van Niekerk, Marc Taconet:
A Reconciliation Framework for the Integration of Stocks and Fisheries Information. HAICTA 2022: 292-297 - [c99]Michalis Mountantonakis, Michalis Bastakis, Loukas Mertzanis, Yannis Tzitzikas:
Bilingual Question Answering over DBpedia Abstracts through Machine Translation and BERT. DL4KG@ISWC 2022 - [c98]Michalis Mountantonakis, Yannis Tzitzikas:
LODChain: Strengthen the Connectivity of Your RDF Dataset to the Rest LOD Cloud. ISWC 2022: 537-555 - [c97]Michalis Mountantonakis, Yannis Tzitzikas:
Demonstration of LODChain: How to Tackle the Problem of Low Connectivity for your RDF Dataset. ISWC (Posters/Demos/Industry) 2022 - [c96]Yannis Tzitzikas:
FS2KG: From File Systems to Knowledge Graphs (Demo). ISWC (Posters/Demos/Industry) 2022 - [i23]Antonis Sklavos, Pavlos Fafalios, Yannis Tzitzikas:
Estimating the Cost of Executing Link Traversal based SPARQL Queries. CoRR abs/2210.09100 (2022) - 2021
- [j49]Maria-Evangelia Papadaki, Nicolas Spyratos, Yannis Tzitzikas:
Towards Interactive Analytics over RDF Graphs. Algorithms 14(2): 34 (2021) - [j48]Michalis Mountantonakis, Yannis Tzitzikas:
Applying cross-data set identity reasoning for producing URI embeddings over hundreds of RDF data sets. Int. J. Metadata Semant. Ontologies 15(1): 1-22 (2021) - [j47]Yannis Marketakis, Yannis Tzitzikas, Aureliano Gentile, Bracken van Niekerk, Marc Taconet:
A workflow for supporting the evolution requirements of RDF-based semantic warehouses. Int. J. Metadata Semant. Ontologies 15(3): 220-232 (2021) - [j46]Yannis Tzitzikas, Marios Pitikakis, Giorgos Giakoumis, Kalliopi Varouha, Eleni Karkanaki:
What process can a university follow for open data? The University of Crete case. Int. J. Metadata Semant. Ontologies 15(4): 254-268 (2021) - [j45]Manos Chatzakis, Michalis Mountantonakis, Yannis Tzitzikas:
RDFsim: Similarity-Based Browsing over DBpedia Using Embeddings. Inf. 12(11): 440 (2021) - [j44]Pavlos Fafalios, Kostas Petrakis, Georgios Samaritakis, Korina Doerr, Athina Kritsotaki, Yannis Tzitzikas, Martin Doerr:
FAST CAT: Collaborative Data Entry and Curation for Semantic Interoperability in Digital Humanities. ACM Journal on Computing and Cultural Heritage 14(4): 45:1-45:20 (2021) - [c95]Emmanouil Smyrnakis, Katerina Papantoniou, Panagiotis Papadakos, Yannis Tzitzikas:
Chattack: A Gamified Crowd-Sourcing Platform for Tagging Deceptive & Abusive Behaviour. ECIR (2) 2021: 549-553 - [c94]Christos Nikas, Pavlos Fafalios, Yannis Tzitzikas:
Open Domain Question Answering over Knowledge Graphs Using Keyword Search, Answer Type Prediction, SPARQL and Pre-trained Neural Models. ISWC 2021: 235-251 - [c93]Pavlos Fafalios, Konstantina Konsolaki, Lida Charami, Kostas Petrakis, Manos Paterakis, Dimitris Angelakis, Yannis Tzitzikas, Chrysoula Bekiari, Martin Doerr:
Towards Semantic Interoperability inHistorical Research: Documenting Research Data and Knowledge withSynthesis. ISWC 2021: 682-698 - [c92]Michalis Mountantonakis, Yannis Tzitzikas:
How Your Cultural Dataset is Connected to the Rest Linked Open Data? TMM_CH 2021: 136-148 - [c91]Evangelos Maliaroudakis, Katarina Boland, Stefan Dietze, Konstantin Todorov, Yannis Tzitzikas, Pavlos Fafalios:
ClaimLinker: Linking Text to a Knowledge Graph of Fact-checked Claims. WWW (Companion Volume) 2021: 669-672 - [i22]Pavlos Fafalios, Kostas Petrakis, Georgios Samaritakis, Korina Doerr, Athina Kritsotaki, Yannis Tzitzikas, Martin Doerr:
FAST CAT: Collaborative Data Entry and Curation for Semantic Interoperability in Digital Humanities. CoRR abs/2105.13733 (2021) - [i21]Pavlos Fafalios, Konstantina Konsolaki, Lida Charami, Kostas Petrakis, Manos Paterakis, Dimitris Angelakis, Yannis Tzitzikas, Chryssoula Bekiari, Martin Doerr:
Towards Semantic Interoperability in Historical Research: Documenting Research Data and Knowledge with Synthesis. CoRR abs/2107.13957 (2021) - 2020
- [j43]Christos Nikas, Giorgos Kadilierakis, Pavlos Fafalios, Yannis Tzitzikas:
Keyword Search over RDF: Is a Single Perspective Enough? Big Data Cogn. Comput. 4(3): 22 (2020) - [j42]Michalis Mountantonakis, Yannis Tzitzikas:
Content-based Union and Complement Metrics for Dataset Search over RDF Knowledge Graphs. ACM J. Data Inf. Qual. 12(2): 10:1-10:31 (2020) - [j41]Eleftherios Dimitrakis, Konstantinos Sgontzos, Yannis Tzitzikas:
A survey on question answering systems over linked data and documents. J. Intell. Inf. Syst. 55(2): 233-259 (2020) - [j40]Kostas Manioudakis, Yannis Tzitzikas:
Faceted Search with Object Ranking and Answer Size Constraints. ACM Trans. Inf. Syst. 39(1): 9:1-9:33 (2020) - [c90]Giorgos Kadilierakis, Pavlos Fafalios, Panagiotis Papadakos, Yannis Tzitzikas:
Keyword Search over RDF Using Document-Centric Information Retrieval Systems. ESWC 2020: 121-137 - [c89]Giorgos Kadilierakis, Christos Nikas, Pavlos Fafalios, Panagiotis Papadakos, Yannis Tzitzikas:
Elas4RDF: Multi-perspective Triple-Centered Keyword Search over RDF Using Elasticsearch. ESWC (Satellite Events) 2020: 122-128 - [c88]Michalis Mountantonakis, Yannis Tzitzikas:
$\mathtt{LODsyndesis}_{IE}$: Entity Extraction from Text and Enrichment Using Hundreds of Linked Datasets. ESWC (Satellite Events) 2020: 168-174 - [c87]Yannis Tzitzikas, Marios Pitikakis, Giorgos Giakoumis, Kalliopi Varouha, Eleni Karkanaki:
How Can a University Take Its First Steps in Open Data? MTSR 2020: 155-167 - [c86]Yannis Marketakis, Yannis Tzitzikas, Aureliano Gentile, Bracken van Niekerk, Marc Taconet:
On the Evolution of Semantic Warehouses: The Case of Global Record of Stocks and Fisheries. MTSR 2020: 269-281 - [c85]Christos Nikas, Pavlos Fafalios, Yannis Tzitzikas:
Two-stage Semantic Answer Type Prediction for Question Answering using BERT and Class-Specificity Rewarding. SMART@ISWC 2020: 19-28 - [c84]Katerina Papantoniou, Yannis Tzitzikas:
NLP for the Greek Language: A Brief Survey. SETN 2020: 101-109 - [i20]Yannis Tzitzikas, Yannis Marketakis:
Reinforcing Fisheries Management through Semantic Data Integration. ERCIM News 2020(123) (2020)
2010 – 2019
- 2019
- [j39]Michalis Mountantonakis, Yannis Tzitzikas:
Large-scale Semantic Integration of Linked Data: A Survey. ACM Comput. Surv. 52(5): 103:1-103:40 (2019) - [j38]Yannis Tzitzikas, Eleftherios Dimitrakis:
Preference-Enriched Faceted Search for Voting Aid Applications. IEEE Trans. Emerg. Top. Comput. 7(2): 218-229 (2019) - [c83]Eleftherios Dimitrakis, Konstantinos Sgontzos, Michalis Mountantonakis, Yannis Tzitzikas:
Enabling Efficient Question Answering over Hundreds of Linked Datasets. ISIP 2019: 3-17 - [c82]Maria-Evangelia Papadaki, Yannis Tzitzikas, Nicolas Spyratos:
Analytics over RDF Graphs. ISIP 2019: 37-52 - [c81]Michalis Mountantonakis, Yannis Tzitzikas:
Knowledge Graph Embeddings over Hundreds of Linked Datasets. MTSR 2019: 150-162 - [c80]Kostas Manioudakis, Yannis Tzitzikas:
Extending Faceted Search with Automated Object Ranking. MTSR 2019: 223-235 - [c79]Pavlos Fafalios, Yannis Tzitzikas:
How many and what types of SPARQL queries can be answered through zero-knowledge link traversal? SAC 2019: 2267-2274 - [c78]Norbert Braunschweiler, Panagiotis Papadakos, Margarita Kotti, Yannis Marketakis, Yannis Tzitzikas:
Crowd-Sourced Collection of Task-Oriented Human-Human Dialogues in a Multi-domain Scenario. TSD 2019: 398-411 - [i19]Pavlos Fafalios, Yannis Tzitzikas:
How Many and What Types of SPARQL Queries can be Answered through Zero-Knowledge Link Traversal? CoRR abs/1901.04954 (2019) - [i18]Maria Psaraki, Yannis Tzitzikas:
CPOI: A Compact Method to Archive Versioned RDF Triple-Sets. CoRR abs/1902.04129 (2019) - [i17]Katerina Papantoniou, Yannis Tzitzikas:
CS563-QA: A Collection for Evaluating Question Answering Systems. CoRR abs/1907.01611 (2019) - 2018
- [b2]Yannis Tzitzikas, Yannis Marketakis:
Cinderella's Stick - A Fairy Tale for Digital Preservation. Springer 2018, ISBN 978-3-319-98487-2, pp. 1-249 - [j37]Michalis Mountantonakis, Yannis Tzitzikas:
High Performance Methods for Linked Open Data Connectivity Analytics. Inf. 9(6): 134 (2018) - [j36]Michalis Mountantonakis, Yannis Tzitzikas:
Scalable Methods for Measuring the Connectivity and Quality of Large Numbers of Linked Datasets. ACM J. Data Inf. Qual. 9(3): 15:1-15:49 (2018) - [c77]Maria-Evangelia Papadaki, Panagiotis Papadakos, Michalis Mountantonakis, Yannis Tzitzikas:
An Interactive 3D Visualization for the LOD Cloud. EDBT/ICDT Workshops 2018: 100-103 - [c76]Eleftherios Dimitrakis, Konstantinos Sgontzos, Panagiotis Papadakos, Yannis Marketakis, Alexandros Papangelis, Yannis Stylianou, Yannis Tzitzikas:
On Finding the Relevant User Reviews for Advancing Conversational Faceted Search. EMSASW@ESWC 2018: 22-31 - [c75]Thanos Yannakis, Pavlos Fafalios, Yannis Tzitzikas:
Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD. GeoLD-QuWeDa@ESWC 2018: 74-88 - [c74]Alexandros Papangelis, Panagiotis Papadakos, Yannis Stylianou, Yannis Tzitzikas:
Spoken Dialogue for Information Navigation. SIGDIAL Conference 2018: 229-234 - [i16]Thanos Yannakis, Pavlos Fafalios, Yannis Tzitzikas:
Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD. CoRR abs/1810.09780 (2018) - [i15]Anna Kokolaki, Yannis Tzitzikas:
Facetize: An Interactive Tool for Cleaning and Transforming Datasets for Facilitating Exploratory Search. CoRR abs/1812.10734 (2018) - [i14]Michalis Mountantonakis, Yannis Tzitzikas:
LODsyndesis: The Biggest Knowledge Graph of the Linked Open Data Cloud that Includes all Inferred Equivalence Relationships. ERCIM News 2018(114) (2018) - 2017
- [j35]Pavlos Fafalios, Yannis Tzitzikas:
Stochastic reranking of biomedical search results based on extracted entities. J. Assoc. Inf. Sci. Technol. 68(11): 2572-2586 (2017) - [j34]Yannis Tzitzikas, Nikos Manolis, Panagiotis Papadakos:
Faceted exploration of RDF/S datasets: a survey. J. Intell. Inf. Syst. 48(2): 329-364 (2017) - [j33]Christina Lantzaki, Panagiotis Papadakos, Anastasia Analyti, Yannis Tzitzikas:
Radius-aware approximate blank node matching using signatures. Knowl. Inf. Syst. 50(2): 505-542 (2017) - [c73]Michalis Mountantonakis, Yannis Tzitzikas:
How Linked Data can Aid Machine Learning-Based Tasks. TPDL 2017: 155-168 - [c72]Yannis Tzitzikas, Yannis Marketakis, Nikos Minadakis, Michalis Mountantonakis, Leonardo Candela, Francesco Mangiacrapa, Pasquale Pagano, Costantino Perciante, Donatella Castelli, Marc Taconet, Aureliano Gentile, Giulia Gorelli:
Methods and Tools for Supporting the Integration of Stocks and Fisheries. HAICTA (Revised Selected Papers) 2017: 20-34 - [c71]Yannis Tzitzikas, Yannis Marketakis, Nikos Minadakis, Michalis Mountantonakis, Leonardo Candela, Francesco Mangiacrapa, Pasquale Pagano, Costantino Perciante, Donatella Castelli, Marc Taconet, Aureliano Gentile, Giulia Gorelli:
Towards a Global Record of Stocks and Fisheries. HAICTA 2017: 328-340 - [c70]Panagiotis Lionakis, Yannis Tzitzikas:
PFSgeo: Preference-Enriched Faceted Search for Geographical Data. OTM Conferences (2) 2017: 125-143 - [i13]Alexandros Papangelis, Panagiotis Papadakos, Margarita Kotti, Yannis Stylianou, Yannis Tzitzikas, Dimitris Plexousakis:
LD-SDS: Towards an Expressive Spoken Dialogue System based on Linked-Data. CoRR abs/1710.02973 (2017) - [i12]Michalis Mountantonakis, Yannis Tzitzikas:
Services for Large Scale Semantic Integration of Data. ERCIM News 2017(111) (2017) - 2016
- [j32]Panagiotis Papadakos, Yannis Tzitzikas:
Comparing the effectiveness of intentional preferences versus preferences over specific choices: a user study. Int. J. Inf. Decis. Sci. 8(4): 378-403 (2016) - [j31]Yannis Tzitzikas, Nicolas Bailly, Panagiotis Papadakos, Nikos Minadakis, George Nikitakis:
Using preference-enriched faceted search for species identification. Int. J. Metadata Semant. Ontologies 11(3): 165-179 (2016) - [j30]Michalis Mountantonakis, Nikos Minadakis, Yannis Marketakis, Pavlos Fafalios, Yannis Tzitzikas:
Quantifying the Connectivity of a Semantic Warehouse and Understanding its Evolution over Time. Int. J. Semantic Web Inf. Syst. 12(3): 27-78 (2016) - [j29]Michalis Mountantonakis, Yannis Tzitzikas:
On Measuring the Lattice of Commonalities Among Several Linked Datasets. Proc. VLDB Endow. 9(12): 1101-1112 (2016) - [c69]Pavlos Fafalios, Thanos Yannakis, Yannis Tzitzikas:
Querying the Web of Data with SPARQL-LD. TPDL 2016: 175-187 - 2015
- [j28]Pavlos Fafalios, Manolis Baritakis, Yannis Tzitzikas:
Exploiting Linked Data for Open and Configurable Named Entity Extraction. Int. J. Artif. Intell. Tools 24(2): 1540012:1-1540012:42 (2015) - [j27]Myron Papadakis, Yannis Tzitzikas:
Answering keyword queries through cached subqueries in best match retrieval models. J. Intell. Inf. Syst. 44(1): 67-106 (2015) - [j26]Yannis Tzitzikas, Yannis Kargakis, Yannis Marketakis:
Assisting digital interoperability and preservation through advanced dependency reasoning. Int. J. Digit. Libr. 15(2-4): 103-127 (2015) - [j25]Pavlos Fafalios, Yannis Tzitzikas:
Type-Ahead Exploratory Search through Typo and Word Order Tolerant Autocompletion. J. Web Eng. 14(1&2): 80-116 (2015) - [j24]Yannis Tzitzikas, Carlo Allocca, Chryssoula Bekiari, Yannis Marketakis, Pavlos Fafalios, Martin Doerr, Nikos Minadakis, Theodore Patkos, Leonardo Candela:
Unifying heterogeneous and distributed information about marine species through the top level ontology MarineTLO. Program 50(1): 16-40 (2015) - [c68]Yannis Tzitzikas, Nicolas Bailly, Panagiotis Papadakos, Nikos Minadakis, George Nikitakis:
Species Identification Through Preference-Enriched Faceted Search. MTSR 2015: 77-88 - [c67]Pavlos Fafalios, Yannis Tzitzikas:
SPARQL-LD: a SPARQL Extension for Fetching and Querying Linked Data. ISWC (Posters & Demos) 2015 - [c66]Pavlos Fafalios, Yannis Tzitzikas:
Entity-based Stochastic Analysis of Search Results for Query Expansion and Results Re-Ranking. TREC 2015 - 2014
- [j23]Ioannis Kitsos, Kostas Magoutis, Yannis Tzitzikas:
Scalable entity-based summarization of web search results using MapReduce. Distributed Parallel Databases 32(3): 405-446 (2014) - [j22]Pavlos Fafalios, Panagiotis Papadakos, Yannis Tzitzikas:
Enriching Textual Search Results at Query Time Using Entity Mining, Linked Data and Link Analysis. Int. J. Semantic Comput. 8(4): 515- (2014) - [j21]Christos Strubulis, Giorgos Flouris, Yannis Tzitzikas, Martin Doerr:
A case study on propagating and updating provenance information using the CIDOC CRM. Int. J. Digit. Libr. 15(1): 27-51 (2014) - [j20]Yannis Tzitzikas, Mary Kampouraki, Anastasia Analyti:
Curating the Specificity of Ontological Descriptions under Ontology Evolution. J. Data Semant. 3(2): 75-106 (2014) - [j19]Michail Salampasis, Yannis Tzitzikas:
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) - [c65]Panagiotis Papadakos, Yannis Tzitzikas:
Hippalus: Preference-enriched Faceted Exploration. EDBT/ICDT Workshops 2014: 167-172 - [c64]Yannis Tzitzikas, Nikos Minadakis, Yannis Marketakis, Pavlos Fafalios, Carlo Allocca, Michalis Mountantonakis:
Quantifying the Connectivity of a Semantic Warehouse. EDBT/ICDT Workshops 2014: 249-256 - [c63]Christina Lantzaki, Thanos Yannakis, Yannis Tzitzikas, Anastasia Analyti:
Generating Synthetic RDF Data with Connected Blank Nodes for Benchmarking. ESWC 2014: 192-207 - [c62]Michalis Mountantonakis, Carlo Allocca, Pavlos Fafalios, Nikos Minadakis, Yannis Marketakis, Christina Lantzaki, Yannis Tzitzikas:
Extending VoID for Expressing Connectivity Metrics of a Semantic Warehouse. PROFILES@ESWC 2014 - [c61]Yannis Tzitzikas, Nikos Minadakis, Yannis Marketakis, Pavlos Fafalios, Carlo Allocca, Michalis Mountantonakis, Ioanna Zidianaki:
MatWare : Constructing and Exploiting Domain Specific Warehouses by Aggregating Semantic Data. ESWC 2014: 721-736 - [c60]Yannis Kargakis, René van Horik, Yannis Tzitzikas:
Epimenides: Interoperability Reasoning for Digital Preservation. iPRES 2014 - [c59]Yannis Kargakis, Yannis Tzitzikas:
Epimenides: An information system offering automated reasoning for the needs of digital preservation. JCDL 2014: 411-412 - [c58]Pavlos Fafalios, Yannis Tzitzikas:
Post-analysis of Keyword-Based Search Results Using Entity Mining, Linked Data, and Link Analysis at Query Time. ICSC 2014: 36-43 - [c57]Pavlos Fafalios, Manolis Baritakis, Yannis Tzitzikas:
Configuring Named Entity Extraction through Real-Time Exploitation of Linked Data. WIMS 2014: 10:1-10:12 - [p6]Pavlos Fafalios, Yannis Tzitzikas:
Exploratory Professional Search through Semantic Post-Analysis of Search Results. Professional Search in the Modern World 2014: 166-192 - [i11]Christina Lantzaki, Yannis Tzitzikas:
Tasks that Require, or can Benefit from, Matching Blank Nodes. CoRR abs/1410.8536 (2014) - [i10]Yannis Tzitzikas, Carlo Allocca, Chryssoula Bekiari, Yannis Marketakis, Pavlos Fafalios, Nikos Minadakis:
Ontology-based Integration of Heterogeneous and Distributed Information of the Marine Domain. ERCIM News 2014(96) (2014) - 2013
- [j18]Yannis Tzitzikas, Panagiotis Papadakos:
Interactive Exploration of Multi-Dimensional and Hierarchical Information Spaces with Real-Time Preference Elicitation. Fundam. Informaticae 122(4): 357-399 (2013) - [c56]Barbara Bazzanella, Yannis Tzitzikas:
Interoperability Objectives and Approaches: Results from the APARSEN NoE. iPRES 2013 - [c55]Yannis Tzitzikas, Carlo Allocca, Chryssoula Bekiari, Yannis Marketakis, Pavlos Fafalios, Martin Doerr, Nikos Minadakis, Theodore Patkos, Leonardo Candela:
Integrating Heterogeneous and Distributed Information about Marine Species through a Top Level Ontology. MTSR 2013: 289-301 - [c54]Pavlos Fafalios, Yannis Tzitzikas:
X-ENS: semantic enrichment of web search results at real-time. SIGIR 2013: 1089-1090 - [i9]Yannis Tzitzikas:
A Simple Method to Produce Algorithmic MIDI Music based on Randomness, Simple Probabilities and Multi-Threading. CoRR abs/1312.4014 (2013) - 2012
- [j17]Panagiotis Papadakos, Nikos Armenatzoglou, Stella Kopidaki, Yannis Tzitzikas:
On exploiting static and dynamically mined metadata for exploratory web searching. Knowl. Inf. Syst. 30(3): 493-525 (2012) - [j16]Stamatis Zampetakis, Yannis Tzitzikas, Asterios Leonidis, Dimitris Kotzinos:
Star-like auto-configurable layouts of variable radius for visualizing and exploring RDF/S ontologies. J. Vis. Lang. Comput. 23(3): 137-153 (2012) - [c53]Christos Strubulis, Yannis Tzitzikas, Martin Doerr, Giorgos Flouris:
Evolution of Workflow Provenance Information in the Presence of Custom Inference Rules. SWPM@ESWC 2012 - [c52]Arif Shaon, Felix C. Engel, David Giaretta, Esther Conway, Brian Matthews, Yannis Tzitzikas, Yannis Marketakis, Holger Brocks, Ugo Di Giammatteo, Jinsongdi Yu, Raffaele Guarino, Fulvio Marelli, Shirley Y. Crompton:
Towards a Long-term Preservation Infrastructure for Earth Science Data. iPRES 2012 - [c51]Yannis Tzitzikas, Anastasia Analyti, Mary Kampouraki:
Curating the Specificity of Metadata while World Models Evolve. iPRES 2012 - [c50]Yannis Tzitzikas, Yannis Marketakis, Yannis Kargakis:
Conversion and Emulation-aware Dependency Reasoning for Curation Services. iPRES 2012 - [c49]Pavlos Fafalios, Ioannis Kitsos, Yannis Marketakis, Claudio Baldassarre, Michail Salampasis, Yannis Tzitzikas:
Web Searching with Entity Mining at Query Time. IRFC 2012: 73-88 - [c48]Christina Lantzaki, Yannis Tzitzikas, Dimitris Zeginis:
Demonstrating Blank Node Matching and RDF/S Comparison Functions. ISWC (Posters & Demos) 2012 - [c47]Yannis Tzitzikas, Christina Lantzaki, Dimitris Zeginis:
Blank Node Matching and RDF/S Comparison Functions. ISWC (1) 2012: 591-607 - [c46]Panagiotis Papadakos, Yannis Tzitzikas, Dafni Zafeiri:
An Interactive Exploratory System with Real-Time Preference Elicitation. WISE 2012: 817-820 - [c45]Pavlos Fafalios, Ioannis Kitsos, Yannis Tzitzikas:
Scalable, flexible and generic instant overview search. WWW (Companion Volume) 2012: 333-336 - [i8]Martin Doerr, Yannis Tzitzikas:
Information Carriers and Identification of Information Objects: An Ontological Approach. CoRR abs/1201.0385 (2012) - 2011
- [j15]Dimitris Zeginis, Yannis Tzitzikas, Vassilis Christophides:
On Computing Deltas of RDF/S Knowledge Bases. ACM Trans. Web 5(3): 14:1-14:36 (2011) - [c44]Nikos Manolis, Yannis Tzitzikas:
Interactive Exploration of Fuzzy RDF Knowledge Bases. ESWC (1) 2011: 1-16 - [c43]Pavlos Fafalios, Yannis Tzitzikas:
Exploiting Available Memory and Disk for Scalable Instant Overview Search. WISE 2011: 101-115 - [i7]Michael Hickson, Yannis Kargakis, Yannis Tzitzikas:
Similarity-based Browsing over Linked Open Data. CoRR abs/1106.4176 (2011) - [i6]Carlo Meghini, Yannis Tzitzikas, Veronica Coltella, Anastasia Analyti:
Query processing in distributed, taxonomy-based information sources. CoRR abs/1109.2425 (2011) - 2010
- [j14]Maria Theodoridou, Yannis Tzitzikas, Martin Doerr, Yannis Marketakis, Valantis Melessanakis:
Modeling and querying provenance by extending CIDOC CRM. Distributed Parallel Databases 27(2): 169-210 (2010) - [c42]Stamatis Zampetakis, Yannis Tzitzikas, Asterios Leonidis, Dimitris Kotzinos:
StarLion: Auto-configurable Layouts for Exploring Ontologies. ESWC (2) 2010: 446-450 - [c41]Dimitrios Kastrinakis, Yannis Tzitzikas:
Advancing Search Query Autocompletion Services with More and Better Suggestions. ICWE 2010: 35-49 - [c40]Yannis Tzitzikas, Yannis Marketakis, Grigoris Antoniou:
Task-Based Dependency Management for the Preservation of Digital Objects Using Rules. SETN 2010: 265-274 - [i5]Yannis Tzitzikas, Vassilis Christophides:
Knowledge Management for Digital Preservation. ERCIM News 2010(80) (2010) - [i4]Yannis Tzitzikas, Yannis Marketakis:
Automating the Ingestion and Transformation of Embedded Metadata. ERCIM News 2010(80) (2010)
2000 – 2009
- 2009
- [j13]Yannis Tzitzikas:
On Providing Intelligibility-Aware Preservation Services for Digital Objects. Data Sci. J. 8: 139-151 (2009) - [j12]Yannis Marketakis, Yannis Tzitzikas:
Dependency management for digital preservation using semantic web technologies. Int. J. Digit. Libr. 10(4): 159-177 (2009) - [c39]Anastasia Analyti, Yannis Tzitzikas, Nicolas Spyratos:
Specifying Valid Compound Terms in Interrelated Faceted Taxonomies. ER 2009: 360-373 - [c38]Panagiotis Papadakos, Stella Kopidaki, Nikos Armenatzoglou, Yannis Tzitzikas:
Exploratory Web Searching with Dynamic Taxonomies and Results Clustering. ECDL 2009: 106-118 - [c37]Yannis Marketakis, Makis Tzanakis, Yannis Tzitzikas:
PreScan: towards automating the preservation of digital objects. MEDES 2009: 404-411 - [c36]Stella Kopidaki, Panagiotis Papadakos, Yannis Tzitzikas:
STC+ and NM-STC: Two Novel Online Results Clustering Methods for Web Searching. WISE 2009: 523-537 - [p5]Yannis Tzitzikas:
Faceted Taxonomy-Based Sources. Dynamic Taxonomies and Faceted Search 2009: 19-34 - [p4]Giovanni Maria Sacco, Sébastien Ferré, Yannis Tzitzikas:
Comparison with Other Techniques. Dynamic Taxonomies and Faceted Search 2009: 35-74 - [p3]Yannis Tzitzikas:
Engineering Taxonomy-Based Sources. Dynamic Taxonomies and Faceted Search 2009: 145-174 - [p2]Giovanni Maria Sacco, Yannis Tzitzikas, Sébastien Ferré:
System Implementation. Dynamic Taxonomies and Faceted Search 2009: 215-261 - [p1]Giovanni Maria Sacco, Yannis Tzitzikas:
Conclusions. Dynamic Taxonomies and Faceted Search 2009: 303-305 - [e2]Giovanni Maria Sacco, Yannis Tzitzikas:
Dynamic Taxonomies and Faceted Search: Theory, Practice, and Experience. The Information Retrieval Series 25, Springer 2009, ISBN 978-3-642-02358-3 [contents] - [i3]Panagiotis Papadakos, Yannis Theoharis, Yannis Marketakis, Nikos Armenatzoglou, Yannis Tzitzikas:
Object-Relational Database Representations for Text Indexing. CoRR abs/0906.3112 (2009) - 2008
- [j11]Carlo Meghini, Yannis Tzitzikas, Nicolas Spyratos:
Abduction for Accessing Information Sources. Fundam. Informaticae 83(4): 355-387 (2008) - [j10]Yannis Theoharis, Yannis Tzitzikas, Dimitris Kotzinos, Vassilis Christophides:
On Graph Features of Semantic Web Schemas. IEEE Trans. Knowl. Data Eng. 20(5): 692-702 (2008) - [c35]Yannis Tzitzikas, Nikos Armenatzoglou, Panagiotis Papadakos:
FleXplorer: A Framework for Providing Faceted and Dynamic Taxonomy-Based Information Exploration. DEXA Workshops 2008: 392-396 - [c34]Yannis Tzitzikas, Yannis Theoharis, Dimitris Andreou:
On Storage Policies for Semantic Web Repositories That Support Versioning. ESWC 2008: 705-719 - [c33]Ioannis Rousidis, George Tzagkarakis, Dimitris Plexousakis, Yannis Tzitzikas:
On a Probabilistic Combination of Prediction Sources. ISMIS 2008: 535-544 - [c32]Panagiotis Papadakos, Yannis Theoharis, Yannis Marketakis, Nikos Armenatzoglou, Yannis Tzitzikas:
Mitos: Design and Evaluation of a DBMS-Based Web Search Engine. Panhellenic Conference on Informatics 2008: 49-53 - [i2]Panagiotis Papadakos, Giorgos Vasiliadis, Yannis Theoharis, Nikos Armenatzoglou, Stella Kopidaki, Yannis Marketakis, Manos Daskalakis, Kostas Karamaroudis, Giorgos Linardakis, Giannis Makrydakis, Vangelis Papathanasiou, Lefteris Sardis, Petros Tsialiamanis, Georgia Troullinou, Kostas Vandikas, Dimitris Velegrakis, Yannis Tzitzikas:
The Anatomy of Mitos Web Search Engine. CoRR abs/0803.2220 (2008) - 2007
- [j9]Yannis Tzitzikas, Anastasia Analyti, Nicolas Spyratos, Panos Constantopoulos:
An algebra for specifying valid compound terms in faceted taxonomies. Data Knowl. Eng. 62(1): 1-40 (2007) - [j8]Yannis Tzitzikas, Vassilis Christophides, Giorgos Flouris, Dimitris Kotzinos, Hannu Markkanen, Dimitris Plexousakis, Nicolas Spyratos:
Emergent Knowledge Artifacts for Supporting Trialogical E-Learning. Int. J. Web Based Learn. Teach. Technol. 2(3): 19-41 (2007) - [j7]Yannis Tzitzikas, Dimitris Kotzinos, Yannis Theoharis:
On Ranking RDF Schema Elements (and its Application in Visualization). J. Univers. Comput. Sci. 13(12): 1854-1880 (2007) - [j6]Yannis Tzitzikas:
Evolution of faceted taxonomies and CTCA expressions. Knowl. Inf. Syst. 13(3): 337-365 (2007) - [c31]Yannis Tzitzikas, Dimitris Kotzinos:
(Semantic web) evolution through change logs: Problems and solutions. Artificial Intelligence and Applications 2007: 654-659 - [c30]Yannis Tzitzikas:
Dependency Management for the Preservation of Digital Information. DEXA 2007: 582-592 - [c29]Yannis Tzitzikas, Anastasia Analyti:
Faceted Taxonomy-based Information Management. DEXA Workshops 2007: 207-211 - [c28]Yannis Tzitzikas, Yannis Theoharis:
Naming Functions for the Vector Space Model. ECIR 2007: 613-620 - [c27]Yannis Tzitzikas, Giorgos Flouris:
Mind the (Intelligibility) Gap. ECDL 2007: 87-99 - [c26]Dimitris Zeginis, Yannis Tzitzikas, Vassilis Christophides:
On the Foundations of Computing Deltas Between RDF Models. ISWC/ASWC 2007: 637-651 - [i1]Carlo Meghini, Yannis Tzitzikas, Anastasia Analyti:
Query Evaluation in P2P Systems of Taxonomy-based Sources: Algorithms, Complexity, and Optimizations. CoRR abs/0709.3034 (2007) - 2006
- [j5]Yannis Tzitzikas:
An algebraic method for compressing symbolic data tables. Intell. Data Anal. 10(4): 343-359 (2006) - [j4]Yannis Tzitzikas, Carlo Meghini, Nicolas Spyratos:
A unified interaction scheme for information sources. J. Intell. Inf. Syst. 26(1): 75-93 (2006) - [j3]Yannis Tzitzikas, Anastasia Analyti:
Mining the meaningful term conjunctions from materialised faceted taxonomies: algorithms and complexity. Knowl. Inf. Syst. 9(4): 430-467 (2006) - [c25]Yannis Tzitzikas, Jean-Luc Hainaut:
On the visualization of large-sized ontologies. AVI 2006: 99-102 - [c24]Yannis Tzitzikas, Vassilis Christophides, Giorgos Flouris, Dimitris Kotzinos, Hannu Markkanen, Dimitris Plexousakis, Nicolas Spyratos:
Trialogical E-Learning and Emergent Knowledge Artifacts. EC-TEL 2006: 703-708 - [c23]Yannis Tzitzikas, Vassilis Christophides, Giorgos Flouris, Dimitris Kotzinos, Hannu Markkanen, Dimitris Plexousakis, Nicolas Spyratos:
Emergent Knowledge Artifacts for Supporting Trialogical E-Learning. EC-TEL Workshops 2006 - [c22]Carlo Meghini, Yannis Tzitzikas, Nicolas Spyratos:
Abduction for Extending Incomplete Information Sources. SETN 2006: 267-278 - [c21]Yannis Tzitzikas:
Revising Faceted Taxonomies and CTCA Expressions. SETN 2006: 600-604 - 2005
- [j2]Yannis Tzitzikas, Anastasia Analyti, Nicolas Spyratos:
Compound Term Composition Algebra: The Semantics. J. Data Semant. 2: 58-84 (2005) - [j1]Yannis Tzitzikas, Nicolas Spyratos, Panos Constantopoulos:
Mediators over taxonomy-based information sources. VLDB J. 14(1): 112-136 (2005) - [c20]Yannis Tzitzikas, Jean-Luc Hainaut:
How to Tame a Very Large ER Diagram (Using Link Analysis and Force-Directed Drawing Algorithms). ER 2005: 144-159 - 2004
- [c19]Yannis Tzitzikas, Anastasia Analyti:
Mining the Meaningful Compound Terms from Materialized Faceted Taxonomies. CoopIS/DOA/ODBASE (2) 2004: 873-890 - [c18]Carlo Meghini, Yannis Tzitzikas:
Querying Articulated Sources. CoopIS/DOA/ODBASE (2) 2004: 945-962 - [c17]Yannis Tzitzikas, Raimo Launonen, Mika Hakkarainen, Pekka Korhonen, Tero Leppänen, Esko Simpanen, Hannu Törnroos, Pekka Uusitalo, Pentti Vänskä:
FASTAXON: A System for FAST (and Faceted) TAXONomy Design. ER 2004: 841-843 - [c16]Yannis Tzitzikas, Carlo Meghini, Nicolas Spyratos:
Towards a Generalized Interaction Scheme for Information Access. FoIKS 2004: 291-301 - [c15]Yannis Tzitzikas, Carlo Meghini, Nicolas Spyratos:
A Unifying Framework for Flexible Information Access in Taxonomy-Based Sources. FQAS 2004: 161-174 - [e1]Wolfgang Lindner, Marco Mesiti, Can Türker, Yannis Tzitzikas, Athena Vakali:
Current Trends in Database Technology - EDBT 2004 Workshops, EDBT 2004 Workshops PhD, DataX, PIM, P2P&DB, and ClustWeb, Heraklion, Crete, Greece, March 14-18, 2004, Revised Selected Papers. Lecture Notes in Computer Science 3268, Springer 2004, ISBN 3-540-23305-9 [contents] - 2003
- [c14]Yannis Tzitzikas, Carlo Meghini:
Ostensive Automatic Schema Mapping for Taxonomy-Based Peer-to-Peer Systems. CIA 2003: 78-92 - [c13]Yannis Tzitzikas, Carlo Meghini:
Query Evaluation in Peer-to-Peer Networks of Taxonomy-Based Sources. OTM 2003: 263-281 - [c12]Yannis Tzitzikas, Anastasia Analyti, Nicolas Spyratos:
The Semantics of the Compound Term Composition Algebra. OTM 2003: 970-985 - [c11]Carlo Meghini, Yannis Tzitzikas:
Query Evaluation over Networks of Logic-based Mediators (Position Paper). Description Logics 2003 - [c10]Yannis Tzitzikas, Anastasia Analyti, Nicolas Spyratos, Panos Constantopoulos:
An Algebraic Approach for Specifying Compound Terms in Faceted Taxonomies. EJC 2003: 67-87 - [c9]Yannis Tzitzikas, Carlo Meghini, Nicolas Spyratos:
Taxonomy-Based Conceptual Modeling for Peer-to-Peer Networks. ER 2003: 446-460 - [c8]Carlo Meghini, Yannis Tzitzikas, Nicolas Spyratos:
An Abduction-Based Method for Index Relaxation in Taxonomy-Based Sources. MFCS 2003: 592-601 - 2002
- [b1]Yannis Tzitzikas:
Collaborative ontology-based information indexing and retrieval. University of Crete, Greece, 2002 - [c7]Yannis Tzitzikas, Nicolas Spyratos, Panos Constantopoulos, Anastasia Analyti:
Extended Faceted Ontologies. CAiSE 2002: 778-781 - [c6]Nicolas Spyratos, Yannis Tzitzikas, Vassilis Christophides:
On Personalizing the Catalogs of Web Portals. FLAIRS 2002: 430-434 - [c5]Yannis Tzitzikas, Nicolas Spyratos, Panos Constantopoulos:
Query Translation for Mediators over Ontology-Based Information Sources. SETN 2002: 423-436 - [c4]Yannis Tzitzikas, Nicolas Spyratos, Panos Constantopoulos, Anastasia Analyti:
Extended Faceted Taxonomies for Web Catalogs. WISE 2002: 192-204 - 2001
- [c3]Yannis Tzitzikas:
Democratic Data Fusion for Information Retrieval Mediators. AICCSA 2001: 531-537 - [c2]Yannis Tzitzikas, Panos Constantopoulos, Nicolas Spyratos:
Mediators over Ontology-Based Information Sources. WISE (1) 2001: 31-40
1990 – 1999
- 1996
- [c1]Panos Constantopoulos, Yannis Tzitzikas:
Context-Driven Information Base Update. CAiSE 1996: 319-344
Coauthor Index
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