Glasgow University at TRECVid 2006. - Jana Urban; Xavier Hilaire; Frank Hopfgartner; Robert Villa; Joemon M. Jose; Siripinyo Chantamunee; Yoshihiko Gotoh (TRECVID, 2006)

Simulated Testing of an Adaptive Multimedia Information Retrieval System. - Frank Hopfgartner; Jana Urban; Robert Villa; Joemon M. Jose (CBMI, 2007)

Evaluating the implicit feedback models for adaptive video retrieval. - Frank Hopfgartner; Joemon M. Jose (Multimedia Information Retrieval, 2007)

A News Video Retrieval Framework for the Study of Implicit Relevance Feedback. - Frank Hopfgartner; Joemon M. Jose (SMAP, 2007)

Use of Implicit Graph for Recommending Relevant Videos: A Simulated Evaluation. - David Vallet; Frank Hopfgartner; Joemon M. Jose (ECIR, 2008)

Exploiting log files in video retrieval. - Frank Hopfgartner; Thierry Urruty; Robert Villa; Nicholas Gildea; Joemon M. Jose (JCDL, 2008)

A cluster-based simulation of facet-based search. - Thierry Urruty; Frank Hopfgartner; Robert Villa; Nicholas Gildea; Joemon M. Jose (JCDL, 2008)

Search trails using user feedback to improve video search. - Frank Hopfgartner; David Vallet; Martin Halvey; Joemon M. Jose (ACM Multimedia, 2008)

Capturing Multiple Interests in News Video Retrieval by Incorporating the Ostensive Model. - Frank Hopfgartner; David Hannah; Nicholas Gildea; Joemon M. Jose (PersDB, 2008)

K-Space at TRECVid 2008. - Peter Wilkins; Daragh Byrne; Gareth J. F. Jones; Hyowon Lee 001; Gordon Keenan; Kevin McGuinness; Noel E. O'Connor; Neil O'Hare; Alan F. Smeaton; Tomasz Adamek; Raphaël Troncy; Alia Amin; et al. (TRECVID, 2008)

Studying interaction methodologies in video retrieval. - Frank Hopfgartner (Proc. VLDB Endow., 2008)

Community based feedback techniques to improve video search. - David Vallet; Frank Hopfgartner; Martin Halvey; Joemon M. Jose (Signal Image Video Process., 2008)

Supporting aspect-based video browsing: analysis of a user study. - Thierry Urruty; Frank Hopfgartner; David Hannah; Desmond Elliott; Joemon M. Jose (CIVR, 2009)

Split and Merge Based Story Segmentation in News Videos. - Anuj Goyal; P. Punitha 001; Frank Hopfgartner; Joemon M. Jose (ECIR, 2009)

Diversity, Assortment, Dissimilarity, Variety: A Study of Diversity Measures Using Low Level Features for Video Retrieval. - Martin Halvey; P. Punitha 001; David Hannah; Robert Villa; Frank Hopfgartner; Anuj Goyal; Joemon M. Jose (ECIR, 2009)

Aspect-based video browsing - A user study. - Frank Hopfgartner; Thierry Urruty; David Hannah; Desmond Elliott; Joemon M. Jose (ICME, 2009)

User Centred Evaluation of A Recommendation Based Image Browsing System. - Teerapong Leelanupab; Frank Hopfgartner; Joemon M. Jose (IICAI, 2009)

Comparison of balancing techniques for multimedia IR over imbalanced datasets. - Pablo Bermejo 001; Frank Hopfgartner; José A. Gámez 001; José M. Puerta; Joemon M. Jose (ISCIS, 2009)

Facet-Based Browsing in Video Retrieval: A Simulation-Based Evaluation. - Frank Hopfgartner; Thierry Urruty; Robert Villa; Joemon M. Jose (MMM, 2009)

On User Modelling for Personalised News Video Recommendation. - Frank Hopfgartner; Joemon M. Jose (UMAP, 2009)

Collaborative Search Trails for Video Search - Frank Hopfgartner; David Vallet; Martin Halvey; Joemon M. Jose (CoRR, 2009)

AIR 2008: second international workshop on adaptive information retrieval. - Hideo Joho; Frank Hopfgartner; Joemon M. Jose; C. J. van Rijsbergen (SIGIR Forum, 2009)

Exploiting Log Files in Video Retrieval. - Frank Hopfgartner; Thierry Urruty; Joemon M. Jose (Bull. IEEE Tech. Comm. Digit. Libr., 2009)

Semantic User Modelling for Personal News Video Retrieval. - Frank Hopfgartner; Joemon M. Jose (MMM, 2010)

TV News Story Segmentation Based on Semantic Coherence and Content Similarity. - Hemant Misra; Frank Hopfgartner; Anuj Goyal; P. Punitha 001; Joemon M. Jose (MMM, 2010)

Semantic user profiling techniques for personalised multimedia recommendation. - Frank Hopfgartner; Joemon M. Jose (Multim. Syst., 2010)

Simulated evaluation of faceted browsing based on feature selection. - Frank Hopfgartner; Thierry Urruty; Pablo Bermejo López; Robert Villa; Joemon M. Jose (Multim. Tools Appl., 2010)

Personalised video retrieval: application of implicit feedback and semantic user profiles. - Frank Hopfgartner (SIGIR Forum, 2010)

Information Organization Issues in Multimedia Retrieval Using Low-Level Features. - Frank Hopfgartner; Reede Ren; Thierry Urruty; Joemon M. Jose (Multimedia Semantics, 2011)

Development of a test collection for studying long-term user modelling. - Frank Hopfgartner; Joemon M. Jose (LWA, 2011)

RECVid 2011 Experiments at Dublin City University. - David Scott; Jinlin Guo; Colum Foley; Frank Hopfgartner; Cathal Gurrin; Alan F. Smeaton (TRECVID, 2011)

Effects of Usage-Based Feedback on Video Retrieval: A Simulation-Based Study. - David Vallet; Frank Hopfgartner; Joemon M. Jose; Pablo Castells (ACM Trans. Inf. Syst., 2011)

Detecting complex events in user-generated video using concept classifiers. - Jinlin Guo; David Scott; Frank Hopfgartner; Cathal Gurrin (CBMI, 2012)

Supporting browsing of user generated video on a tablet. - Frank Hopfgartner; David Scott; Jinlin Guo; Yang Yang 076; Cathal Gurrin; Alan F. Smeaton (ICMR, 2012)

Clipboard: A Visual Search and Browsing Engine for Tablet and PC. - David Scott; Jinlin Guo; Hongyi Wang; Yang Yang 076; Frank Hopfgartner; Cathal Gurrin (MMM, 2012)

Detecting violent content in Hollywood movies by mid-level audio representations. - Esra Acar; Frank Hopfgartner; Sahin Albayrak (CBMI, 2013)

Violence detection in hollywood movies by the fusion of visual and mid-level audio cues. - Esra Acar; Frank Hopfgartner; Sahin Albayrak (ACM Multimedia, 2013)

Quality Assessment of User-Generated Video Using Camera Motion. - Jinlin Guo; Cathal Gurrin; Frank Hopfgartner; Zhenxing Zhang; Songyang Lao (MMM (1), 2013)

Helping the Helpers: How Video Retrieval Can Assist Special Interest Groups. - Frank Hopfgartner; Jinlin Guo; David Scott; Hongyi Wang; Yang Yang 076; Zhenxing Zhang; Lijuan Marissa Zhou; Cathal Gurrin (MMM (2), 2013)

DCU at MMM 2013 Video Browser Showdown. - David Scott; Jinlin Guo; Cathal Gurrin; Frank Hopfgartner; Kevin McGuinness; Noel E. O'Connor; Alan F. Smeaton; Yang Yang 076; Zhenxing Zhang (MMM (2), 2013)

Evaluating Novice and Expert Users on Handheld Video Retrieval Systems. - David Scott; Frank Hopfgartner; Jinlin Guo; Cathal Gurrin (MMM (2), 2013)

An intelligent health assistant for migrants. - Till Plumbaum; Sascha Narr; Veit Schwartze; Frank Hopfgartner; Sahin Albayrak (PervasiveHealth, 2013)

Workshop and challenge on news recommender systems. - Mozhgan Tavakolifard; Jon Atle Gulla; Kevin C. Almeroth; Frank Hopfgartner; Benjamin Kille; Till Plumbaum; Andreas Lommatzsch; Torben Brodt; Arthur Bucko; Tobias Heintz (RecSys, 2013)

Workshop on benchmarking adaptive retrieval and recommender systems: BARS 2013. - Pablo Castells; Frank Hopfgartner; Alan Said; Mounia Lalmas (SIGIR, 2013)

Perceived and Actual Role of Gamification Principles. - Michael Meder; Till Plumbaum; Frank Hopfgartner (UCC, 2013)

Report on the SIGIR 2013 workshop on benchmarking adaptive retrieval and recommender systems. - Pablo Castells; Frank Hopfgartner; Alan Said; Mounia Lalmas (SIGIR Forum, 2013)

Multimedia Retrieval and Adaptive Systems. - Frank Hopfgartner (Computation for Humanity, 2014)

Distributed enterprise search using software agents. - Erwin Gunadi; Michael Meder; Till Plumbaum; Christian Scheel; Frank Hopfgartner; Sahin Albayrak (AAMAS, 2014)

Benchmarking News Recommendations in a Living Lab. - Frank Hopfgartner; Benjamin Kille; Andreas Lommatzsch; Till Plumbaum; Torben Brodt; Tobias Heintz (CLEF, 2014)

Workshop on Gamification for Information Retrieval (GamifIR'14). - Frank Hopfgartner; Gabriella Kazai; Udo Kruschwitz; Michael Meder (ECIR, 2014)

DAIKnow: A Gamified Enterprise Bookmarking System. - Michael Meder; Till Plumbaum; Frank Hopfgartner (ECIR, 2014)

When to Recommend What? A Study on the Role of Contextual Factors in IP-based TV Services. - Jing Yuan; Fikret Sivrikaya; Stefan Marx; Frank Hopfgartner (MindTheGap@iConference, 2014)

Shedding light on a living lab: the CLEF NEWSREEL open recommendation platform. - Torben Brodt; Frank Hopfgartner (IIiX, 2014)

Users' reading habits in online news portals. - Cagdas Esiyok; Benjamin Kille; Brijnesh Johannes Jain; Frank Hopfgartner; Sahin Albayrak (IIiX, 2014)

Providing Multilingual Access to Health-Related Content. - Till Plumbaum; Sascha Narr; Elif Eryilmaz; Frank Hopfgartner; Funda Klein-Ellinghaus; Anna Reese; Sahin Albayrak (MIE, 2014)

A Visualization Tool for Violent Scenes Detection. - Dominique Maniry; Esra Acar; Frank Hopfgartner; Sahin Albayrak (ICMR, 2014)

Understanding Affective Content of Music Videos through Learned Representations. - Esra Acar; Frank Hopfgartner; Sahin Albayrak (MMM (1), 2014)

Audio-Visual Classification Video Browser. - David Scott; Zhenxing Zhang; Rami Albatal; Kevin McGuinness; Esra Acar; Frank Hopfgartner; Cathal Gurrin; Noel E. O'Connor; Alan F. Smeaton (MMM (2), 2014)

User-Item Reciprocity in Recommender Systems: Incentivizing the Crowd. - Alan Said; Martha A. Larson; Domonkos Tikk; Paolo Cremonesi; Alexandros Karatzoglou; Frank Hopfgartner; Roberto Turrin; Joost Geurts (UMAP Workshops, 2014)

The Video Browser Showdown: a live evaluation of interactive video search tools. - Klaus Schoeffmann; David Ahlström; Werner Bailer; Claudiu Cobârzan; Frank Hopfgartner; Kevin McGuinness; Cathal Gurrin; Christian Frisson; Duy-Dinh Le; Manfred del Fabro; Hongliang Bai; Wolfgang Weiss (Int. J. Multim. Inf. Retr., 2014)

An experimental evaluation of ontology-based user profiles. - Frank Hopfgartner; Joemon M. Jose (Multim. Tools Appl., 2014)

Fusion of learned multi-modal representations and dense trajectories for emotional analysis in videos. - Esra Acar; Frank Hopfgartner; Sahin Albayrak (CBMI, 2015)

Stream-Based Recommendations: Online and Offline Evaluation as a Service. - Benjamin Kille; Andreas Lommatzsch; Roberto Turrin; András Serény; Martha A. Larson; Torben Brodt; Jonas Seiler; Frank Hopfgartner (CLEF, 2015)

Overview of CLEF NewsREEL 2015: News Recommendation Evaluation Lab. - Benjamin Kille; Andreas Lommatzsch; Roberto Turrin; András Serény; Martha A. Larson; Torben Brodt; Jonas Seiler; Frank Hopfgartner (CLEF (Working Notes), 2015)

Join the Living Lab: Evaluating News Recommendations in Real-Time. - Frank Hopfgartner; Torben Brodt (ECIR, 2015)

Second International Workshop on Gamification for Information Retrieval (GamifIR'15). - Frank Hopfgartner; Gabriella Kazai; Udo Kruschwitz; Michael Meder; Mark Shovman (ECIR, 2015)

New frontiers of quantified self: finding new ways for engaging users in collecting and using personal data. - Amon Rapp; Federica Cena; Judy Kay; Bob Kummerfeld; Frank Hopfgartner; Till Plumbaum; Jakob Eg Larsen (UbiComp/ISWC Adjunct, 2015)

Lifelong Digital Libraries. - Cathal Gurrin; Frank Hopfgartner (JCDL, 2015)

Interactive Video Search. - Klaus Schoeffmann; Frank Hopfgartner (ACM Multimedia, 2015)

Keynote: Capturing User Interests for Content-based Recommendations. - Frank Hopfgartner (CBRecSys@RecSys, 2015)

Real-time Recommendation of Streamed Data. - Frank Hopfgartner; Benjamin Kille; Tobias Heintz; Roberto Turrin (RecSys, 2015)

Evaluation-as-a-Service: Overview and Outlook. - Allan Hanbury; Henning Müller; Krisztian Balog; Torben Brodt; Gordon V. Cormack; Ivan Eggel; Tim Gollub; Frank Hopfgartner; Jayashree Kalpathy-Cramer; Noriko Kando; Anastasia Krithara; Jimmy Lin; et al. (CoRR, 2015)

Benchmarking News Recommendations: The CLEF NewsREEL Use Case. - Frank Hopfgartner; Torben Brodt; Jonas Seiler; Benjamin Kille; Andreas Lommatzsch; Martha A. Larson; Roberto Turrin; András Serény (SIGIR Forum, 2015)

Report on the Evaluation-as-a-Service (EaaS) Expert Workshop. - Frank Hopfgartner; Allan Hanbury; Henning Müller; Noriko Kando; Simon Mercer; Jayashree Kalpathy-Cramer; Martin Potthast; Tim Gollub; Anastasia Krithara; Jimmy Lin; Krisztian Balog; Ivan Eggel (SIGIR Forum, 2015)

ECIR 2015 Workshop on Gamification for Information Retrieval (GamifIR'15). - Gabriella Kazai; Lumi; Frank Hopfgartner; Udo Kruschwitz; Michael Meder (SIGIR Forum, 2015)

Fictional Game Elements: Critical Perspectives on Gamification Design. - Amon Rapp; Federica Cena; Frank Hopfgartner; Juho Hamari; Conor Linehan (CHI PLAY (Companion), 2016)

Fictional Game Elements 2016. - Amon Rapp; Federica Cena; Frank Hopfgartner; Juho Hamari; Conor Linehan (FGE@CHI PLAY, 2016)

Overview of NewsREEL'16: Multi-dimensional Evaluation of Real-Time Stream-Recommendation Algorithms. - Benjamin Kille; Andreas Lommatzsch; Gebrekirstos G. Gebremeskel; Frank Hopfgartner; Martha A. Larson; Jonas Seiler; Davide Malagoli; András Serény; Torben Brodt; Arjen P. de Vries (CLEF, 2016)

CLEF NewsREEL 2016: Comparing Multi-dimensional Offline and Online Evaluation of News Recommender Systems. - Benjamin Kille; Andreas Lommatzsch; Frank Hopfgartner; Martha A. Larson; Jonas Seiler; Davide Malagoli; András Serény; Torben Brodt (CLEF (Working Notes), 2016)

First International Workshop on Recent Trends in News Information Retrieval (NewsIR'16). - Miguel Martinez-Alvarez; Udo Kruschwitz; Gabriella Kazai; Frank Hopfgartner; David P. A. Corney; Ricardo Campos 001; Dyaa Albakour (ECIR, 2016)

New frontiers of quantified self 2: going beyond numbers. - Amon Rapp; Federica Cena; Judy Kay; Bob Kummerfeld; Frank Hopfgartner; Till Plumbaum; Jakob Eg Larsen; Daniel A. Epstein; Rúben Gouveia 001 (UbiComp Adjunct, 2016)

Overview of NTCIR-12 Lifelog Task. - Cathal Gurrin; Hideo Joho; Frank Hopfgartner; Liting Zhou; Rami Albatal (NTCIR, 2016)

Algorithms Aside: Recommendation As The Lens Of Life. - Tamas Motajcsek; Jean-Yves Le Moine; Martha A. Larson; Daniel Kohlsdorf; Andreas Lommatzsch; Domonkos Tikk; Omar Alonso; Paolo Cremonesi; Andrew M. Demetriou; Kristaps Dobrajs; Franca Garzotto; Ayse Göker; et al. (RecSys, 2016)

Idomaar: A Framework for Multi-dimensional Benchmarking of Recommender Algorithms. - Mario Scriminaci; Andreas Lommatzsch; Benjamin Kille; Frank Hopfgartner; Martha A. Larson; Davide Malagoli; András Serény; Till Plumbaum (RecSys Posters, 2016)

Increasing Engagement with the Library via Gamification. - Matthew Barr; Kay Munro; Frank Hopfgartner (GamifIR@SIGIR, 2016)

NTCIR Lifelog: The First Test Collection for Lifelog Research. - Cathal Gurrin; Hideo Joho; Frank Hopfgartner; Liting Zhou; Rami Albatal (SIGIR, 2016)

Third International Workshop on Gamification for Information Retrieval (GamifIR 2016). - Michael Meder; Frank Hopfgartner; Gabriella Kazai; Udo Kruschwitz (SIGIR, 2016)

Breaking down violence detection: Combining divide-et-impera and coarse-to-fine strategies. - Esra Acar; Frank Hopfgartner; Sahin Albayrak (Neurocomputing, 2016)

Report on the 1st International Workshop on Recent Trends in News Information Retrieval (NewsIR16). - Miguel Martinez-Alvarez; Udo Kruschwitz; Gabriella Kazai; Frank Hopfgartner; David P. A. Corney; Ricardo Campos 001; Dyaa Albakour (SIGIR Forum, 2016)

GamifIR 2016: SIGIR 2016 Workshop on Gamification for Information Retrieval. - Michael Meder; Frank Hopfgartner; Gabriella Kazai; Udo Kruschwitz (SIGIR Forum, 2016)

Interactive Search in Video & Lifelogging Repositories. - Frank Hopfgartner; Klaus Schoeffmann (CHIIR, 2017)

CLEF 2017 NewsREEL Overview: Offline and Online Evaluation of Stream-based News Recommender Systems. - Benjamin Kille; Andreas Lommatzsch; Frank Hopfgartner; Martha A. Larson; Torben Brodt (CLEF (Working Notes), 2017)

CLEF 2017 NewsREEL Overview: A Stream-Based Recommender Task for Evaluation and Education. - Andreas Lommatzsch; Benjamin Kille; Frank Hopfgartner; Martha A. Larson; Torben Brodt; Jonas Seiler; Özlem Özgöbek (CLEF, 2017)

New frontiers of quantified self 3: exploring understudied categories of users. - Amon Rapp; Federica Cena; Judy Kay; Bob Kummerfeld; Frank Hopfgartner; Till Plumbaum; Jakob Eg Larsen; Daniel A. Epstein; Rúben Gouveia 001 (UbiComp/ISWC Adjunct, 2017)

Data-driven gamification design. - Michael Meder; Amon Rapp; Till Plumbaum; Frank Hopfgartner (MindTrek, 2017)

Overview of NTCIR-13 Lifelog-2 Task. - Cathal Gurrin; Hideo Joho; Frank Hopfgartner; Liting Zhou; Duc-Tien Dang-Nguyen; Rashmi Gupta; Rami Albatal (NTCIR, 2017)

A Stream-based Resource for Multi-Dimensional Evaluation of Recommender Algorithms. - Benjamin Kille; Andreas Lommatzsch; Frank Hopfgartner; Martha A. Larson; Arjen P. de Vries (SIGIR, 2017)

Countering Contextual Bias in TV Watching Behavior: Introducing Social Trend as External Contextual Factor in TV Recommenders. - Felix Lorenz; Jing Yuan; Andreas Lommatzsch; Mu Mu 001; Nicholas J. P. Race; Frank Hopfgartner; Sahin Albayrak (TVX, 2017)

UMAP 2017 THUM Workshop Chairs' Welcome & Organization. - Cataldo Musto; Amon Rapp; Veronika Bogina; Federica Cena; Frank Hopfgartner; Judy Kay; David Konopnicki; Tsvi Kuflik; Bamshad Mobasher; Giovanni Semeraro (UMAP (Adjunct Publication), 2017)

Enabling Research and Innovation Beyond Continental Borders: A Case for Satellite Events in Evaluation Campaigns. - Frank Hopfgartner; Cathal Gurrin; Hideo Joho (ERCIM News, 2017)

A comprehensive study on mid-level representation and ensemble learning for emotional analysis of video material. - Esra Acar; Frank Hopfgartner; Sahin Albayrak (Multim. Tools Appl., 2017)

Smart Crib Control System Based on Sentiment Analysis. - Ying Liu 032; Dequan Zheng; Tongmao Lin; Xianqi Liu; Deshuai Wang; Frank Hopfgartner (DASC/PiCom/DataCom/CyberSciTech, 2018)

Digital Preservation and Curation of Self-Tracking Data: A Position Paper. - Frank Hopfgartner; Joy Davidson (UMCit@KDD, 2018)

NewsREEL Multimedia at MediaEval 2018: News Recommendation with Image and Text Content. - Andreas Lommatzsch; Benjamin Kille; Frank Hopfgartner; Leif Ramming (MediaEval, 2018)

UMAP 2018 HUM (Holistic User Modeling) Workshop Chairs' Preface &Organization. - Cataldo Musto; Amon Rapp; Federica Cena; Frank Hopfgartner; Judy Kay; Giovanni Semeraro (UMAP (Adjunct Publication), 2018)

Evaluation-as-a-Service for the Computational Sciences: Overview and Outlook. - Frank Hopfgartner; Allan Hanbury; Henning Müller; Ivan Eggel; Krisztian Balog; Torben Brodt; Gordon V. Cormack; Jimmy Lin; Jayashree Kalpathy-Cramer; Noriko Kando; Makoto P. Kato; Anastasia Krithara; et al. (ACM J. Data Inf. Qual., 2018)

Continuous Evaluation of Large-Scale Information Access Systems: A Case for Living Labs. - Frank Hopfgartner; Krisztian Balog; Andreas Lommatzsch; Liadh Kelly; Benjamin Kille; Anne Schuth; Martha A. Larson (Information Retrieval Evaluation in a Changing World, 2019)

Analysis of Transaction Logs from National Museums Liverpool. - David Walsh 001; Paul D. Clough; Mark M. Hall; Frank Hopfgartner; Jonathan Foster; Georgios Kontonatsios (TPDL, 2019)

A Test Collection for Interactive Lifelog Retrieval. - Cathal Gurrin; Klaus Schoeffmann; Hideo Joho; Bernd Münzer; Rami Albatal; Frank Hopfgartner; Liting Zhou; Duc-Tien Dang-Nguyen (MMM (1), 2019)

Advances in Lifelog Data Organisation and Retrieval at the NTCIR-14 Lifelog-3 Task. - Cathal Gurrin; Hideo Joho; Frank Hopfgartner; Liting Zhou; Van-Tu Ninh; Tu-Khiem Le; Rami Albatal; Duc-Tien Dang-Nguyen; Graham Healy (NTCIR (Revised Selected Papers), 2019)

Overview of the NTCIR-14 Lifelog-3 Task. - Cathal Gurrin; Hideo Joho; Frank Hopfgartner; Liting Zhou; Van-Tu Ninh; Tu-Khiem Le; Rami Albatal; Duc-Tien Dang-Nguyen; Graham Healy (NTCIR, 2019)

UMAP 2019 Workshop on Explainable and Holistic User Modeling (ExHUM) Chairs' Welcome & Organization. - Cataldo Musto; Amon Rapp; Federica Cena; Frank Hopfgartner; Judy Kay; Aonghus Lawlor; Pasquale Lops; Giovanni Semeraro; Nava Tintarev (UMAP (Adjunct Publication), 2019)

Strengthening gamification studies: Current trends and future opportunities of gamification research. - Amon Rapp; Frank Hopfgartner; Juho Hamari; Conor Linehan; Federica Cena (Int. J. Hum. Comput. Stud., 2019)

Using a 360° camera as a mobile data collection method towards understanding information types and use in running. - Lee Pretlove; Andrew M. Cox 001; Laura Sbaffi; Frank Hopfgartner (ASIST, 2020)

Integrating FATE/critical data studies into data science curricula: where are we going and how do we get there? - Jo Bates; David Cameron; Alessandro Checco; Paul D. Clough; Frank Hopfgartner; Suvodeep Mazumdar; Laura Sbaffi; Peter Stordy; Antonio de la Vega de León (FAT*, 2020)

Saudi International Students' Perceptions of Their Transition to the UK and the Impact of Social Media. - Anas Alsuhaibani; Andrew M. Cox 001; Frank Hopfgartner; Xin Zhao 019 (iConference, 2020)

Rethinking the Test Collection Methodology for Personal Self-tracking Data. - Frank Hopfgartner; Cathal Gurrin; Hideo Joho (MMM (2), 2020)

Overview of NTCIR-15 MART. - Graham Healy; Tu-Khiem Le; Hideo Joho; Frank Hopfgartner; Cathal Gurrin (NTCIR, 2020)

A gold standard dataset for large knowledge graphs matching. - Omaima Fallatah; Ziqi Zhang 001; Frank Hopfgartner (OM@ISWC, 2020)

Leveraging digital forensics and data exploration to understand the creative work of a filmmaker: A case study of Stephen Dwoskin's digital archive. - Zoe Bartliff; Yunhyong Kim; Frank Hopfgartner; Guy Baxter (Inf. Process. Manag., 2020)

Guest editorial. - Frank Hopfgartner; Hideo Joho; Cathal Gurrin (Online Inf. Rev., 2020)

Special issue on knowledge discovery and user modeling for smart cities. - Marcelo Gabriel Armentano; Frank Hopfgartner; Ioanna Lykourentzou; Antonela Tommasel (Pers. Ubiquitous Comput., 2020)

Preface to the special issue on harnessing personal tracking data for personalization and sense-making. - Frank Hopfgartner; Judy Kay; Amon Rapp (User Model. User Adapt. Interact., 2020)

Clustering and Classifying Users from the National Museums Liverpool Website. - David Walsh 001; Paul D. Clough; Mark Michael Hall; Frank Hopfgartner; Jonathan Foster (TPDL, 2021)

A hybrid approach for large knowledge graphs matching. - Omaima Fallatah; Ziqi Zhang 001; Frank Hopfgartner (OM@ISWC, 2021)

KGMatcher results for OAEI 2021. - Omaima Fallatah; Ziqi Zhang 001; Frank Hopfgartner (OM@ISWC, 2021)

A Comparative Study of Using Pre-trained Language Models for Toxic Comment Classification. - Zhixue Zhao; Ziqi Zhang 001; Frank Hopfgartner (WWW (Companion Volume), 2021)

SS-BERT: Mitigating Identity Terms Bias in Toxic Comment Classification by Utilising the Notion of "Subjectivity" and "Identity Terms". - Zhixue Zhao; Ziqi Zhang 001; Frank Hopfgartner (CoRR, 2021)

Do you see what I see? Images of the COVID-19 pandemic through the lens of Google. - Monica Lestari Paramita; Kalia Orphanou; Evgenia Christoforou; Jahna Otterbacher; Frank Hopfgartner (Inf. Process. Manag., 2021)

Report on the CyCAT winter school on fairness, accountability, transparency and ethics (FATE) in AI. - Styliani Kleanthous; Jahna Otterbacher; Jo Bates; Fausto Giunchiglia; Frank Hopfgartner; Tsvi Kuflik; Kalia Orphanou; Monica Lestari Paramita; Michael Rovatsos; Avital Shulner-Tal (SIGIR Forum, 2021)

BASE: a Bias-Aware news Search Engine for improving user awareness (prototype). - Monica Lestari Paramita; Maria Kasinidou; Frank Hopfgartner (DESIRES, 2022)

Enhancing Chinese International Students' Motivation and Engagement in a STEM Subject in UK Higher Education: A Case of Gamification in Programming. - Chen Cao 005; Xin Zhao 019; Frank Hopfgartner (ICETC, 2022)

Understanding Reactions to Misinformation - A Covid-19 Perspective. - Ahmed Alnuhayt; Suvodeep Mazumdar; Vitaveska Lanfranchi; Frank Hopfgartner (ISCRAM, 2022)

An Introduction to Retrieval and Reminiscence from Lifelog Archives at NTCIR. - Frank Hopfgartner (LSC@ICMR, 2022)

Overview of the NTCIR-16 Lifelog-4 Task. - Liting Zhou; Cathal Gurrin; Graham Healy; Hideo Joho; Binh T. Nguyen 001; Rami Albatal; Frank Hopfgartner; Duc-Tien Dang-Nguyen (NTCIR, 2022)

The impact of imbalanced class distribution on knowledge graphs matching. - Omaima Fallatah; Ziqi Zhang 001; Frank Hopfgartner (OM@ISWC, 2022)

KGMatcher+ results for OAEI 2022. - Omaima Fallatah; Ziqi Zhang 001; Frank Hopfgartner (OM@ISWC, 2022)

Pre-hospital prediction of adverse outcomes in patients with suspected COVID-19: Development, application and comparison of machine learning and deep learning methods. - Madina Hasan; Peter A. Bath; Carl Marincowitz; Laura Sutton; Richard Pilbery; Frank Hopfgartner; Suvodeep Mazumdar; Richard Campbell; Tony Stone; Benjamin Thomas; Fiona Bell; Janette Kay Turner; et al. (Comput. Biol. Medicine, 2022)

Utilizing subjectivity level to mitigate identity term bias in toxic comments classification. - Zhixue Zhao; Ziqi Zhang 001; Frank Hopfgartner (Online Soc. Networks Media, 2022)

Participatory Web Archiving: Multifaceted Challenges. - Cui Cui; Stephen Pinfield; Andrew Cox 001; Frank Hopfgartner (iConference (1), 2023)

An Analysis of Classification Approaches for Hit Song Prediction Using Engineered Metadata Features with Lyrics and Audio Features. - Mengyisong Zhao; Morgan Harvey; David Cameron; Frank Hopfgartner; Valerie J. Gillet (iConference (1), 2023)

Using a Narrative-based Gamified Teaching Approach to Improve International Students' Sense of Belonging. - Chen Cao 005; Laura Sbaffi; Xin Zhao 019; Frank Hopfgartner (SIGCSE (2), 2023)

AI Chatbots as Multi-Role Pedagogical Agents: Transforming Engagement in CS Education. - Cassie Chen Cao; Zijian Ding; Jionghao Lin; Frank Hopfgartner (CoRR, 2023)

Data science curriculum in the iField. - Yin Zhang 007; Dan Wu 003; Loni Hagen; Il-Yeol Song; Javed Mostafa; Sam Gyun Oh; Theresa D. Anderson; Chirag Shah 001; Bradley Wade Bishop; Frank Hopfgartner; Kai Eckert 001; Lisa Federer; et al. (J. Assoc. Inf. Sci. Technol., 2023)

The Effect of Simulated Contextual Factors on Recipe Rating and Nutritional Intake Behaviour. - Mengyisong Zhao; Morgan Harvey; David Cameron; Frank Hopfgartner (CHIIR, 2024)

Training Gradient Boosted Decision Trees on Tabular Data Containing Label Noise for Classification Tasks. - Anita Eisenbürger; Daniel Otten; Anselm Hudde; Frank Hopfgartner (CoRR, 2024)

Towards improving user awareness of search engine biases: A participatory design approach. - Monica Lestari Paramita; Maria Kasinidou; Styliani Kleanthous; Paolo Rosso; Tsvi Kuflik; Frank Hopfgartner (J. Assoc. Inf. Sci. Technol., 2024)

Towards privacy-aware exploration of archived personal emails. - Zoe Bartliff; Yunhyong Kim; Frank Hopfgartner (Int. J. Digit. Libr., 2024)

FACROC: A Fairness Measure for Fair Clustering Through ROC Curves. - Tai Le Quy; Long Le Thanh; Lan Luong Thi Hong; Frank Hopfgartner (PAKDD (6), 2025)