Exploiting Available Memory and Disk for Scalable Instant Overview Search. - Pavlos Fafalios; Yannis Tzitzikas (WISE, 2011)

Web Searching with Entity Mining at Query Time. - Pavlos Fafalios; Ioannis Kitsos; Yannis Marketakis; Claudio Baldassarre; Michail Salampasis; Yannis Tzitzikas (IRFC, 2012)

Scalable, flexible and generic instant overview search. - Pavlos Fafalios; Ioannis Kitsos; Yannis Tzitzikas (WWW (Companion Volume), 2012)

Integrating Heterogeneous and Distributed Information about Marine Species through a Top Level Ontology. - Yannis Tzitzikas; Carlo Allocca; Chryssoula Bekiari; Yannis Marketakis; Pavlos Fafalios; Martin Doerr; Nikos Minadakis; Theodore Patkos; Leonardo Candela (MTSR, 2013)

X-ENS: semantic enrichment of web search results at real-time. - Pavlos Fafalios; Yannis Tzitzikas (SIGIR, 2013)

Exploratory Professional Search through Semantic Post-Analysis of Search Results. - Pavlos Fafalios; Yannis Tzitzikas (Professional Search in the Modern World, 2014)

Quantifying the Connectivity of a Semantic Warehouse. - Yannis Tzitzikas; Nikos Minadakis; Yannis Marketakis; Pavlos Fafalios; Carlo Allocca; Michalis Mountantonakis (EDBT/ICDT Workshops, 2014)

Extending VoID for Expressing Connectivity Metrics of a Semantic Warehouse. - Michalis Mountantonakis; Carlo Allocca; Pavlos Fafalios; Nikos Minadakis; Yannis Marketakis; Christina Lantzaki; Yannis Tzitzikas (PROFILES@ESWC, 2014)

MatWare : Constructing and Exploiting Domain Specific Warehouses by Aggregating Semantic Data. - Yannis Tzitzikas; Nikos Minadakis; Yannis Marketakis; Pavlos Fafalios; Carlo Allocca; Michalis Mountantonakis; Ioanna Zidianaki (ESWC, 2014)

Post-analysis of Keyword-Based Search Results Using Entity Mining, Linked Data, and Link Analysis at Query Time. - Pavlos Fafalios; Yannis Tzitzikas (ICSC, 2014)

Configuring Named Entity Extraction through Real-Time Exploitation of Linked Data. - Pavlos Fafalios; Manolis Baritakis; Yannis Tzitzikas (WIMS, 2014)

Ontology-based Integration of Heterogeneous and Distributed Information of the Marine Domain. - Yannis Tzitzikas; Carlo Allocca; Chryssoula Bekiari; Yannis Marketakis; Pavlos Fafalios; Nikos Minadakis (ERCIM News, 2014)

Enriching Textual Search Results at Query Time Using Entity Mining, Linked Data and Link Analysis. - Pavlos Fafalios; Panagiotis Papadakos; Yannis Tzitzikas (Int. J. Semantic Comput., 2014)

Theophrastus: On demand and real-time automatic annotation and exploration of (web) documents using open linked data. - Pavlos Fafalios; Panagiotis Papadakos (J. Web Semant., 2014)

SPARQL-LD: a SPARQL Extension for Fetching and Querying Linked Data. - Pavlos Fafalios; Yannis Tzitzikas (ISWC (Posters & Demos), 2015)

Entity-based Stochastic Analysis of Search Results for Query Expansion and Results Re-Ranking. - Pavlos Fafalios; Yannis Tzitzikas (TREC, 2015)

Exploiting Linked Data for Open and Configurable Named Entity Extraction. - Pavlos Fafalios; Manolis Baritakis; Yannis Tzitzikas (Int. J. Artif. Intell. Tools, 2015)

Type-Ahead Exploratory Search through Typo and Word Order Tolerant Autocompletion. - Pavlos Fafalios; Yannis Tzitzikas (J. Web Eng., 2015)

Unifying heterogeneous and distributed information about marine species through the top level ontology MarineTLO. - Yannis Tzitzikas; Carlo Allocca; Chryssoula Bekiari; Yannis Marketakis; Pavlos Fafalios; Martin Doerr; Nikos Minadakis; Theodore Patkos; Leonardo Candela (Program, 2015)

Querying the Web of Data with SPARQL-LD. - Pavlos Fafalios; Thanos Yannakis; Yannis Tzitzikas (TPDL, 2016)

Quantifying the Connectivity of a Semantic Warehouse and Understanding its Evolution over Time. - Michalis Mountantonakis; Nikos Minadakis; Yannis Marketakis; Pavlos Fafalios; Yannis Tzitzikas (Int. J. Semantic Web Inf. Syst., 2016)

Exploiting Linked Data in Exploratory Search. - Pavlos Fafalios (SIGIR Forum, 2016)

Exploiting linked data in exploratory search - Pavlos Fafalios (2016)

Multi-aspect Entity-Centric Analysis of Big Social Media Archives. - Pavlos Fafalios; Vasileios Iosifidis; Kostas Stefanidis; Eirini Ntoutsi (TPDL, 2017)

Building and Querying Semantic Layers for Web Archives. - Pavlos Fafalios; Helge Holzmann; Vaibhav Kasturia; Wolfgang Nejdl (JCDL, 2017)

Towards a Ranking Model for Semantic Layers over Digital Archives. - Pavlos Fafalios; Vaibhav Kasturia; Wolfgang Nejdl (JCDL, 2017)

Stochastic reranking of biomedical search results based on extracted entities. - Pavlos Fafalios; Yannis Tzitzikas (J. Assoc. Inf. Sci. Technol., 2017)

TweetsKB: A Public and Large-Scale RDF Corpus of Annotated Tweets. - Pavlos Fafalios; Vasileios Iosifidis; Eirini Ntoutsi; Stefan Dietze (ESWC, 2018)

Time-Aware and Corpus-Specific Entity Relatedness. - Nilamadhaba Mohapatra; Vasileios Iosifidis; Asif Ekbal; Stefan Dietze; Pavlos Fafalios (DL4KGS@ESWC, 2018)

Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD. - Thanos Yannakis; Pavlos Fafalios; Yannis Tzitzikas (GeoLD-QuWeDa@ESWC, 2018)

Ranking Archived Documents for Structured Queries on Semantic Layers. - Pavlos Fafalios; Vaibhav Kasturia; Wolfgang Nejdl (JCDL, 2018)

Viewpoint Discovery and Understanding in Social Networks. - Mainul Quraishi; Pavlos Fafalios; Eelco Herder (WebSci, 2018)

How many and what types of SPARQL queries can be answered through zero-knowledge link traversal? - Pavlos Fafalios; Yannis Tzitzikas (SAC, 2019)

Same but different: distant supervision for predicting and understanding entity linking difficulty. - Renato Stoffalette João; Pavlos Fafalios; Stefan Dietze (SAC, 2019)

Modeling and Contextualizing Claims. - Katarina Boland; Pavlos Fafalios; Andon Tchechmedjiev; Konstantin Todorov; Stefan Dietze (BlockSW/CKG@ISWC, 2019)

Exploring Fact-checked Claims and their Descriptive Statistics. - Malo Gasquet; Darlene Brechtel; Matthäus Zloch; Andon Tchechmedjiev; Katarina Boland; Pavlos Fafalios; Stefan Dietze; Konstantin Todorov (ISWC (Satellites), 2019)

ClaimsKG: A Knowledge Graph of Fact-Checked Claims. - Andon Tchechmedjiev; Pavlos Fafalios; Katarina Boland; Malo Gasquet; Matthäus Zloch; Benjamin Zapilko; Stefan Dietze; Konstantin Todorov (ISWC (2), 2019)

TweetsCOV19 - A Knowledge Base of Semantically Annotated Tweets about the COVID-19 Pandemic. - Dimitar Dimitrov 002; Erdal Baran; Pavlos Fafalios; Ran Yu 001; Xiaofei Zhu; Matthäus Zloch; Stefan Dietze (CIKM, 2020)

Keyword Search over RDF Using Document-Centric Information Retrieval Systems. - Giorgos Kadilierakis; Pavlos Fafalios; Panagiotis Papadakos; Yannis Tzitzikas (ESWC, 2020)

Elas4RDF: Multi-perspective Triple-Centered Keyword Search over RDF Using Elasticsearch. - Giorgos Kadilierakis; Christos Nikas; Pavlos Fafalios; Panagiotis Papadakos; Yannis Tzitzikas (ESWC (Satellite Events), 2020)

Better together: an ensemble learner for combining the results of ready-made entity linking systems. - Renato Stoffalette João; Pavlos Fafalios; Stefan Dietze (SAC, 2020)

Two-stage Semantic Answer Type Prediction for Question Answering using BERT and Class-Specificity Rewarding. - Christos Nikas; Pavlos Fafalios; Yannis Tzitzikas (SMART@ISWC, 2020)

Keyword Search over RDF: Is a Single Perspective Enough? - Christos Nikas; Giorgos Kadilierakis; Pavlos Fafalios; Yannis Tzitzikas (Big Data Cogn. Comput., 2020)

Bias in Data-driven AI Systems - An Introductory Survey. - Eirini Ntoutsi; Pavlos Fafalios; Ujwal Gadiraju; Vasileios Iosifidis; Wolfgang Nejdl; Maria-Esther Vidal; Salvatore Ruggieri; Franco Turini; Symeon Papadopoulos; Emmanouil Krasanakis; Ioannis Kompatsiaris; Katharina Kinder-Kurlanda; et al. (CoRR, 2020)

Building and querying semantic layers for web archives (extended version). - Pavlos Fafalios; Helge Holzmann; Vaibhav Kasturia; Wolfgang Nejdl (Int. J. Digit. Libr., 2020)

Tracking the history and evolution of entities: entity-centric temporal analysis of large social media archives. - Pavlos Fafalios; Vasileios Iosifidis; Kostas Stefanidis; Eirini Ntoutsi (Int. J. Digit. Libr., 2020)

Bias in data-driven artificial intelligence systems - An introductory survey. - Eirini Ntoutsi; Pavlos Fafalios; Ujwal Gadiraju; Vasileios Iosifidis; Wolfgang Nejdl; Maria-Esther Vidal; Salvatore Ruggieri; Franco Turini; Symeon Papadopoulos; Emmanouil Krasanakis; Ioannis Kompatsiaris; Katharina Kinder-Kurlanda; et al. (WIREs Data Mining Knowl. Discov., 2020)

Towards Semantic Interoperability inHistorical Research: Documenting Research Data and Knowledge withSynthesis. - Pavlos Fafalios; Konstantina Konsolaki; Lida Charami; Kostas Petrakis; Manos Paterakis; Dimitris Angelakis; Yannis Tzitzikas; Chrysoula Bekiari; Martin Doerr (ISWC, 2021)

Open Domain Question Answering over Knowledge Graphs Using Keyword Search, Answer Type Prediction, SPARQL and Pre-trained Neural Models. - Christos Nikas; Pavlos Fafalios; Yannis Tzitzikas (ISWC, 2021)

ClaimLinker: Linking Text to a Knowledge Graph of Fact-checked Claims. - Evangelos Maliaroudakis; Katarina Boland; Stefan Dietze; Konstantin Todorov; Yannis Tzitzikas; Pavlos Fafalios (WWW (Companion Volume), 2021)

Towards Semantic Interoperability in Historical Research: Documenting Research Data and Knowledge with Synthesis. - Pavlos Fafalios; Konstantina Konsolaki; Lida Charami; Kostas Petrakis; Manos Paterakis; Dimitris Angelakis; Yannis Tzitzikas; Chryssoula Bekiari; Martin Doerr (CoRR, 2021)

Digital Seafaring: Digitising, Curating and Exploring Archival Sources of Maritime History. - Martin Doerr; Pavlos Fafalios; Apostolos Delis (ERCIM News, 2021)

FAST CAT: Collaborative Data Entry and Curation for Semantic Interoperability in Digital Humanities. - Pavlos Fafalios; Kostas Petrakis; Georgios Samaritakis; Korina Doerr; Athina Kritsotaki; Yannis Tzitzikas; Martin Doerr (ACM Journal on Computing and Cultural Heritage, 2021)

BeyondFacts'22: 2nd International Workshop on Knowledge Graphs for Online Discourse Analysis. - Konstantin Todorov; Pavlos Fafalios; Stefan Dietze (WWW (Companion Volume), 2022)

Estimating the Cost of Executing Link Traversal based SPARQL Queries. - Antonis Sklavos; Pavlos Fafalios; Yannis Tzitzikas (CoRR, 2022)

Exploiting stance hierarchies for cost-sensitive stance detection of Web documents. - Arjun Roy 001; Pavlos Fafalios; Asif Ekbal; Xiaofei Zhu; Stefan Dietze (J. Intell. Inf. Syst., 2022)

Beyond facts - a survey and conceptualisation of claims in online discourse analysis. - Katarina Boland; Pavlos Fafalios; Andon Tchechmedjiev; Stefan Dietze; Konstantin Todorov (Semantic Web, 2022)

Truth or Dare: Investigating Claims Truthfulness with ClaimsKG. - Susmita Gangopadhyay; Katarina Boland; Danilo Dessì; Stefan Dietze; Pavlos Fafalios; Andon Tchechmedjiev; Konstantin Todorov; Hajira Jabeen (D2R2, 2023)

FastCat Catalogues: Interactive Entity-Based Exploratory Analysis of Archival Documents. - Georgios Rinakakis; Kostas Petrakis; Yannis Tzitzikas; Pavlos Fafalios (JCDL, 2023)

BeyondFacts'23: 3rd International Workshop on Knowledge Graphs for Online Discourse Analysis. - Konstantin Todorov; Pavlos Fafalios; Dimitar Dimitrov 002; Stefan Dietze (WWW (Companion Volume), 2023)

Documenting Data and Knowledge about Feminisms and Politics in the Interwar Balkans with Synthesis-Core. - Pavlos Fafalios; Lida Charami; Katerina Dalakoura (ERCIM News, 2023)

A workflow model for holistic data management and semantic interoperability in quantitative archival research. - Pavlos Fafalios; Yannis Marketakis; Anastasia Axaridou; Yannis Tzitzikas; Martin Doerr (Digit. Scholarsh. Humanit., 2023)

The SeaLiT Ontology - An Extension of CIDOC-CRM for the Modeling and Integration of Maritime History Information. - Pavlos Fafalios; Athina Kritsotaki; Martin Doerr (ACM Journal on Computing and Cultural Heritage, 2023)

Modeling Modern and Historical Data as a Knowledge Graph: ACase Study for Earthquake Data. - Iosif Oikonomakis; Pavlos Fafalios; Michalis Mountantonakis; Yannis Tzitzikas (MTSR, 2024)

Beyond Facts: 4th International Workshop on Computational Methods for Online Discourse Analysis. - Konstantin Todorov; Pavlos Fafalios; Stefan Dietze; Dimitar Dimitrov 002 (WWW (Companion Volume), 2024)

From Cultural Heritage Assets to Cultural Linked Data - the Case of the Archaeological Museum of Messara. - Dimitris Angelakis; Lida Charami; Pavlos Fafalios; Christos Georgis (ERCIM News, 2024)

BeyondFacts 2025: 5th International Workshop on Computational Methods for Online Discourse Analysis. - Konstantin Todorov; Pavlos Fafalios; Stefan Dietze; Dimitar Dimitrov 002 (WWW (Companion Volume), 2025)

AI-driven Extraction of Structured Data from a Large Newspaper Archive. - Nikos Kontonasios; Yannis Tzitzikas; Pavlos Fafalios (ERCIM News, 2025)