Yannis Tzitzikas

ORCID

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 83

Top Venues

CoRR

ERCIM News

MTSR

Int. J. Metadata Semant. Ontologies

Publications

Yannis Tzitzikas, Giorgos Dovas
How co-authorship affects the H-index? Scientometrics 129 (7) (2024)
Michalis Mountantonakis, Yannis Tzitzikas
A Pipeline for Validating ChatGPT Responses Using Knowledge Graphs and Embeddings. ERCIM News 2024 (136) (2024)
Maria-Evangelia Papadaki, Yannis Tzitzikas
Unifying Faceted Search and Analytics over RDF Knowledge Graphs. Knowl. Inf. Syst. 66 (7) (2024)
Akritas Akritidis, Yannis Tzitzikas
Demonstrating Interactive SPARQL Formulation through Positive and Negative Examples and Feedback. EDBT (2023)
Antrei Kavros, Yannis Tzitzikas
SoundexGR: An algorithm for phonetic matching for the Greek language. Nat. Lang. Eng. 29 (5) (2023)
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 (2023)
Nikos Gounakis, Michalis Mountantonakis, Yannis Tzitzikas
Evaluating a Radius-based Pipeline for Question Answering over Cultural (CIDOC-CRM based) Knowledge Graphs. HT (2023)
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) (2023)
Michalis Mountantonakis, Ioannis Theocharakis, Yannis Tzitzikas
Why We Need Ontology-Specific Data Portals: A Case Study for CIDOC-CRM. SWODCH (2023)
Michalis Mountantonakis, Yannis Tzitzikas
Using Multiple RDF Knowledge Graphs for Enriching ChatGPT Responses. CoRR (2023)
Maria-Evangelia Papadaki, Yannis Tzitzikas
RDF-Analytics: Interactive Analytics over RDF Knowledge Graphs. EDBT (2023)
Michalis Mountantonakis, Yannis Tzitzikas
Real-Time Validation of ChatGPT Facts using RDF Knowledge Graphs. ISWC (Posters/Demos/Industry) (2023)
Michalis Mountantonakis, Yannis Tzitzikas
Validating ChatGPT Facts through RDF Knowledge Graphs and Sentence Similarity. CoRR (2023)
Georgios Rinakakis, Kostas Petrakis, Yannis Tzitzikas, Pavlos Fafalios
FastCat Catalogues: Interactive Entity-based Exploratory Analysis of Archival Documents. CoRR (2023)
Michalis Mountantonakis, Yannis Tzitzikas
ChatGPT Responses Validation through Knowledge Graphs. ERCIM News 2023 (134) (2023)
Georgios Rinakakis, Kostas Petrakis, Yannis Tzitzikas, Pavlos Fafalios
FastCat Catalogues: Interactive Entity-Based Exploratory Analysis of Archival Documents. JCDL (2023)
Michalis Mountantonakis, Yannis Tzitzikas
Using Multiple RDF Knowledge Graphs for Enriching ChatGPT Responses. ECML/PKDD (7) (2023)
Yannis Tzitzikas
FS2KG: From File Systems to Knowledge Graphs (Demo). ISWC (Posters/Demos/Industry) (2022)
Michalis Mountantonakis, Yannis Tzitzikas
Demonstration of LODChain: How to Tackle the Problem of Low Connectivity for your RDF Dataset. ISWC (Posters/Demos/Industry) (2022)
Antonis Sklavos, Pavlos Fafalios, Yannis Tzitzikas
Estimating the Cost of Executing Link Traversal based SPARQL Queries. CoRR (2022)
Yannis Marketakis, Yannis Tzitzikas, Aureliano Gentile, Bracken van Niekerk, Marc Taconet
A Reconciliation Framework for the Integration of Stocks and Fisheries Information. HAICTA (2022)
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) (2022)
Michalis Mountantonakis, Yannis Tzitzikas
LODChain: Strengthen the Connectivity of Your RDF Dataset to the Rest LOD Cloud. ISWC (2022)
Michalis Mountantonakis, Michalis Bastakis, Loukas Mertzanis, Yannis Tzitzikas
Bilingual Question Answering over DBpedia Abstracts through Machine Translation and BERT. DL4KG@ISWC (2022)
Manos Chatzakis, Michalis Mountantonakis, Yannis Tzitzikas
RDFsim: Similarity-Based Browsing over DBpedia Using Embeddings. Inf. 12 (11) (2021)
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) (2021)
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)
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) (2021)
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)
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) (2021)
Maria-Evangelia Papadaki, Nicolas Spyratos, Yannis Tzitzikas
Towards Interactive Analytics over RDF Graphs. Algorithms 14 (2) (2021)
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) (2021)
Michalis Mountantonakis, Yannis Tzitzikas
How Your Cultural Dataset is Connected to the Rest Linked Open Data? TMM_CH (2021)
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 (2021)
Emmanouil Smyrnakis, Katerina Papantoniou, Panagiotis Papadakos, Yannis Tzitzikas
Chattack: A Gamified Crowd-Sourcing Platform for Tagging Deceptive & Abusive Behaviour. ECIR (2) (2021)
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 (2021)
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)
Kostas Manioudakis, Yannis Tzitzikas
Faceted Search with Object Ranking and Answer Size Constraints. ACM Trans. Inf. Syst. 39 (1) (2020)
Christos Nikas, Giorgos Kadilierakis, Pavlos Fafalios, Yannis Tzitzikas
Keyword Search over RDF: Is a Single Perspective Enough? Big Data Cogn. Comput. 4 (3) (2020)
Yannis Tzitzikas, Marios Pitikakis, Giorgos Giakoumis, Kalliopi Varouha, Eleni Karkanaki
How Can a University Take Its First Steps in Open Data? MTSR (2020)
Giorgos Kadilierakis, Pavlos Fafalios, Panagiotis Papadakos, Yannis Tzitzikas
Keyword Search over RDF Using Document-Centric Information Retrieval Systems. ESWC (2020)
Michalis Mountantonakis, Yannis Tzitzikas
$\mathtt{LODsyndesis}_{IE}$: Entity Extraction from Text and Enrichment Using Hundreds of Linked Datasets. ESWC (Satellite Events) (2020)
Michalis Mountantonakis, Yannis Tzitzikas
Content-based Union and Complement Metrics for Dataset Search over RDF Knowledge Graphs. ACM J. Data Inf. Qual. 12 (2) (2020)
Katerina Papantoniou, Yannis Tzitzikas
NLP for the Greek Language: A Brief Survey. SETN (2020)
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)
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)
Eleftherios Dimitrakis, Konstantinos Sgontzos, Yannis Tzitzikas
A survey on question answering systems over linked data and documents. J. Intell. Inf. Syst. 55 (2) (2020)
Christos Nikas, Pavlos Fafalios, Yannis Tzitzikas
Two-stage Semantic Answer Type Prediction for Question Answering using BERT and Class-Specificity Rewarding. SMART@ISWC (2020)
Yannis Tzitzikas, Yannis Marketakis
Reinforcing Fisheries Management through Semantic Data Integration. ERCIM News 2020 (123) (2020)
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)
Maria Psaraki, Yannis Tzitzikas
CPOI: A Compact Method to Archive Versioned RDF Triple-Sets. CoRR (2019)
Maria-Evangelia Papadaki, Yannis Tzitzikas, Nicolas Spyratos
Analytics over RDF Graphs. ISIP (2019)
Pavlos Fafalios, Yannis Tzitzikas
How many and what types of SPARQL queries can be answered through zero-knowledge link traversal? SAC (2019)
Katerina Papantoniou, Yannis Tzitzikas
CS563-QA: A Collection for Evaluating Question Answering Systems. CoRR (2019)
Pavlos Fafalios, Yannis Tzitzikas
How Many and What Types of SPARQL Queries can be Answered through Zero-Knowledge Link Traversal? CoRR (2019)
Michalis Mountantonakis, Yannis Tzitzikas
Knowledge Graph Embeddings over Hundreds of Linked Datasets. MTSR (2019)
Michalis Mountantonakis, Yannis Tzitzikas
Large-scale Semantic Integration of Linked Data: A Survey. ACM Comput. Surv. 52 (5) (2019)
Eleftherios Dimitrakis, Konstantinos Sgontzos, Michalis Mountantonakis, Yannis Tzitzikas
Enabling Efficient Question Answering over Hundreds of Linked Datasets. ISIP (2019)
Yannis Tzitzikas, Eleftherios Dimitrakis
Preference-Enriched Faceted Search for Voting Aid Applications. IEEE Trans. Emerg. Top. Comput. 7 (2) (2019)
Kostas Manioudakis, Yannis Tzitzikas
Extending Faceted Search with Automated Object Ranking. MTSR (2019)
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) (2018)
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)
Maria-Evangelia Papadaki, Panagiotis Papadakos, Michalis Mountantonakis, Yannis Tzitzikas
An Interactive 3D Visualization for the LOD Cloud. EDBT/ICDT Workshops (2018)
Alexandros Papangelis, Panagiotis Papadakos, Yannis Stylianou, Yannis Tzitzikas
Spoken Dialogue for Information Navigation. SIGDIAL Conference (2018)
Thanos Yannakis, Pavlos Fafalios, Yannis Tzitzikas
Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD. GeoLD-QuWeDa@ESWC (2018)
Thanos Yannakis, Pavlos Fafalios, Yannis Tzitzikas
Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD. CoRR (2018)
Anna Kokolaki, Yannis Tzitzikas
Facetize: An Interactive Tool for Cleaning and Transforming Datasets for Facilitating Exploratory Search. CoRR (2018)
Michalis Mountantonakis, Yannis Tzitzikas
High Performance Methods for Linked Open Data Connectivity Analytics. Inf. 9 (6) (2018)
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)
Panagiotis Lionakis, Yannis Tzitzikas
PFSgeo: Preference-Enriched Faceted Search for Geographical Data. OTM Conferences (2) (2017)
Christina Lantzaki, Panagiotis Papadakos, Anastasia Analyti, Yannis Tzitzikas
Radius-aware approximate blank node matching using signatures. Knowl. Inf. Syst. 50 (2) (2017)
Michalis Mountantonakis, Yannis Tzitzikas
Services for Large Scale Semantic Integration of Data. ERCIM News 2017 (111) (2017)
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)
Michalis Mountantonakis, Yannis Tzitzikas
How Linked Data can Aid Machine Learning-Based Tasks. TPDL (2017)
Pavlos Fafalios, Yannis Tzitzikas
Stochastic reranking of biomedical search results based on extracted entities. J. Assoc. Inf. Sci. Technol. 68 (11) (2017)
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 (2017)
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)
Yannis Tzitzikas, Nikos Manolis, Panagiotis Papadakos
Faceted exploration of RDF/S datasets: a survey. J. Intell. Inf. Syst. 48 (2) (2017)
Pavlos Fafalios, Thanos Yannakis, Yannis Tzitzikas
Querying the Web of Data with SPARQL-LD. TPDL (2016)
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) (2016)
Michalis Mountantonakis, Yannis Tzitzikas
On Measuring the Lattice of Commonalities Among Several Linked Datasets. Proc. VLDB Endow. 9 (12) (2016)
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) (2016)
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) (2016)
Pavlos Fafalios, Yannis Tzitzikas
SPARQL-LD: a SPARQL Extension for Fetching and Querying Linked Data. ISWC (Posters & Demos) (2015)
Pavlos Fafalios, Manolis Baritakis, Yannis Tzitzikas
Exploiting Linked Data for Open and Configurable Named Entity Extraction. Int. J. Artif. Intell. Tools 24 (2) (2015)
Yannis Tzitzikas, Nicolas Bailly, Panagiotis Papadakos, Nikos Minadakis, George Nikitakis
Species Identification Through Preference-Enriched Faceted Search. MTSR (2015)
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) (2015)
Yannis Tzitzikas, Yannis Kargakis, Yannis Marketakis
Assisting digital interoperability and preservation through advanced dependency reasoning. Int. J. Digit. Libr. 15 (2-4) (2015)
Myron Papadakis, Yannis Tzitzikas
Answering keyword queries through cached subqueries in best match retrieval models. J. Intell. Inf. Syst. 44 (1) (2015)
Pavlos Fafalios, Yannis Tzitzikas
Type-Ahead Exploratory Search through Typo and Word Order Tolerant Autocompletion. J. Web Eng. 14 (1&2) (2015)
Pavlos Fafalios, Yannis Tzitzikas
Entity-based Stochastic Analysis of Search Results for Query Expansion and Results Re-Ranking. TREC (2015)
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)
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)
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)
Yannis Tzitzikas, Nikos Minadakis, Yannis Marketakis, Pavlos Fafalios, Carlo Allocca, Michalis Mountantonakis
Quantifying the Connectivity of a Semantic Warehouse. EDBT/ICDT Workshops (2014)
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) (2014)
Pavlos Fafalios, Manolis Baritakis, Yannis Tzitzikas
Configuring Named Entity Extraction through Real-Time Exploitation of Linked Data. WIMS (2014)
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) (2014)
Christina Lantzaki, Yannis Tzitzikas
Tasks that Require, or can Benefit from, Matching Blank Nodes. CoRR (2014)
Yannis Kargakis, René van Horik, Yannis Tzitzikas
Epimenides: Interoperability Reasoning for Digital Preservation. iPRES (2014)

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Publication Activity (10 Years)

Top Topics

Top Venues

Yannis Tzitzikas