Christoph Trattner

ORCID

Publication Activity (10 Years)

Years Active: 2010-2024
Publications (10 Years): 88

Top Venues

CoRR

RecSys

UMAP

UMAP (Adjunct Publication)

Publications

Bilal Mahmood, Mehdi Elahi, Samia Touileb, L'ubos Steskal, Christoph Trattner
Incorporating Editorial Feedback in the Evaluation of News Recommender Systems. UMAP (Adjunct Publication) (2024)
Alain D. Starke, Cataldo Musto, Amon Rapp, Giovanni Semeraro, Christoph Trattner
"Tell Me Why": using natural language justifications in a recipe recommender system to support healthier food choices. User Model. User Adapt. Interact. 34 (2) (2024)
Nicholas Diakopoulos, Christoph Trattner, Dietmar Jannach, Irene Costera Meijer, Enrico Motta
Leveraging Professional Ethics for Responsible AI. Commun. ACM 67 (2) (2024)
Jia Hua Jeng, Gloria Kasangu, Alain Starke, Christoph Trattner
Emotional Reframing of Economic News using a Large Language Model. UMAP (Adjunct Publication) (2024)
Daniel Rosnes, Alain D. Starke, Christoph Trattner
Shaping the Future of Content-based News Recommenders: Insights from Evaluating Feature-Specific Similarity Metrics. UMAP (2024)
Alain Starke, Anders Sandvik Bremnes, Erik Knudsen, Damian Trilling, Christoph Trattner
Perception versus Reality: Evaluating User Awareness of Political Selective Exposure in News Recommender Systems. UMAP (Adjunct Publication) (2024)
Khadiga M. A. Seddik, Erik Knudsen, Damian Trilling, Christoph Trattner
Understanding How News Recommender Systems Influence Selective Exposure. BehavRec@RecSys (2023)
Anastasiia Klimashevskaia, Mehdi Elahi, Dietmar Jannach, Lars Skjærven, Astrid Tessem, Christoph Trattner
Evaluating The Effects of Calibrated Popularity Bias Mitigation: A Field Study. RecSys (2023)
Ayoub El Majjodi, Alain D. Starke, Mehdi Elahi, Christoph Trattner
The Interplay between Food Knowledge, Nudges, and Preference Elicitation Methods Determines the Evaluation of a Recipe Recommender System. IntRS@RecSys (2023)
Veronika Bogina, Tsvi Kuflik, Dietmar Jannach, Mária Bieliková, Michal Kompan, Christoph Trattner
Considering temporal aspects in recommender systems: a survey. User Model. User Adapt. Interact. 33 (1) (2023)
Anastasiia Klimashevskaia, Mehdi Elahi, Christoph Trattner
Addressing Popularity Bias in Recommender Systems: An Exploration of Self-Supervised Learning Models. UMAP (Adjunct Publication) (2023)
Anastasiia Klimashevskaia, Dietmar Jannach, Mehdi Elahi, Christoph Trattner
A Survey on Popularity Bias in Recommender Systems. CoRR (2023)
Arngeir Berge, Frode Guribye, Siri-Linn Schmidt Fotland, Gro Fonnes, Ingrid H. Johansen, Christoph Trattner
Designing for Control in Nurse-AI Collaboration During Emergency Medical Calls. Conference on Designing Interactive Systems (2023)
Andreas L. Opdahl, Bjørnar Tessem, Duc-Tien Dang-Nguyen, Enrico Motta, Vinay Setty, Eivind Throndsen, Are Tverberg, Christoph Trattner
Trustworthy journalism through AI. Data Knowl. Eng. 146 (2023)
Erik Knudsen, Alain D. Starke, Christoph Trattner
Topical Preference Trumps Other Features in News Recommendation: A Conjoint Analysis on a Representative Sample from Norway. INRA@RecSys (2023)
Amon Rapp, Federica Cena, Christoph Trattner, Rita Orji, Julita Vassileva, Alain Starke
BehavRec: Workshop on Recommendations for Behavior Change. RecSys (2023)
Qing Zhang, David Elsweiler, Christoph Trattner
Understanding and predicting cross-cultural food preferences with online recipe images. Inf. Process. Manag. 60 (5) (2023)
Jia Hua Jeng, Alain Starke, Christoph Trattner
Towards Attitudinal Change in News Recommender Systems: A Pilot Study on Climate Change. PERSUASIVE (Adjunct) (2023)
Alain D. Starke, Edis Asotic, Christoph Trattner, Ellen J. Van Loo
Examining the User Evaluation of Multi-List Recommender Interfaces in the Context of Healthy Recipe Choices. Trans. Recomm. Syst. 1 (4) (2023)
Sohail Ahmed Khan, Ghazaal Sheikhi, Andreas L. Opdahl, Fazle Rabbi, Sergej Stoppel, Christoph Trattner, Duc-Tien Dang-Nguyen
Visual User-Generated Content Verification in Journalism: An Overview. IEEE Access 11 (2023)
Giovanni Castiglia, Ayoub El Majjodi, Federica Calò, Yashar Deldjoo, Fedelucio Narducci, Alain Starke, Christoph Trattner
Nudging Towards Health in a Conversational Food Recommender System Using Multi-Modal Interactions and Nutrition Labels. KaRS@RecSys (2022)
Alain Starke, Ayoub El Majjodi, Christoph Trattner
Boosting Health? Examining the Role of Nutrition Labels and Preference Elicitation Methods in Food Recommendation. IntRS@RecSys (2022)
Anastasiia Klimashevskaia, Mehdi Elahi, Dietmar Jannach, Christoph Trattner, Lars Skjærven
Mitigating Popularity Bias in Recommendation: Potential and Limits of Calibration Approaches. BIAS (2022)
Ayoub El Majjodi, Alain D. Starke, Christoph Trattner
Nudging Towards Health? Examining the Merits of Nutrition Labels and Personalization in a Recipe Recommender System. UMAP (2022)
Mehdi Elahi, Dietmar Jannach, Lars Skjærven, Erik Knudsen, Helle Sjøvaag, Kristian Tolonen, Øyvind Holmstad, Igor Pipkin, Eivind Throndsen, Agnes Stenbom, Eivind Fiskerud, Adrian Oesch, Loek Vredenberg, Christoph Trattner
Towards responsible media recommendation. AI Ethics 2 (1) (2022)
David E. Losada, David Elsweiler, Morgan Harvey, Christoph Trattner
A day at the races. Appl. Intell. 52 (5) (2022)
Hanna Hauptmann, Alan Said, Christoph Trattner
Research directions in recommender systems for health and well-being. User Model. User Adapt. Interact. 32 (5) (2022)
Christoph Trattner, Dietmar Jannach, Enrico Motta, Irene Costera Meijer, Nicholas Diakopoulos, Mehdi Elahi, Andreas L. Opdahl, Bjørnar Tessem, Njål Borch, Morten Fjeld, Lilja Øvrelid, Koenraad De Smedt, Hallvard Moe
Responsible media technology and AI: challenges and research directions. AI Ethics 2 (4) (2022)
Arngeir Berge, Vegard Velle Sjøen, Alain Starke, Christoph Trattner
Changing Salty Food Preferences with Visual and Textual Explanations in a Search Interface. IUI Workshops (2021)
Alain Starke, Christoph Trattner, Hedda Bakken, Martin Johannessen, Vegard Solberg
The Cholesterol Factor: Balancing Accuracy and Health in Recipe Recommendation Through a Nutrient-Specific Metric. MORS@RecSys (2021)
Mehdi Elahi, Farshad Bakhshandegan Moghaddam, Reza Hosseini, Mohammad Hossein Rimaz, Nabil El Ioini, Marko Tkalcic, Christoph Trattner, Tammam Tillo
Recommending Videos in Cold Start With Automatic Visual Tags. UMAP (Adjunct Publication) (2021)
Cataldo Musto, Alain D. Starke, Christoph Trattner, Amon Rapp, Giovanni Semeraro
Exploring the Effects of Natural Language Justifications in Food Recommender Systems. UMAP (2021)
Mehdi Elahi, Alain Starke, Nabil El Ioini, Anna Alexander Lambrix, Christoph Trattner
Developing and Evaluating a University Recommender System. Frontiers Artif. Intell. 4 (2021)
Arngeir Berge, Vegard Velle Sjøen, Alain D. Starke, Christoph Trattner
Changing Salty Food Preferences with Visual and Textual Explanations in a Search Interface. CoRR (2021)
Alain D. Starke, Sebastian Øverhaug, Christoph Trattner
Predicting Feature-based Similarity in the News Domain Using Human Judgments. INRA@RecSys (2021)
Dietmar Jannach, Mathias Jesse, Michael Jugovac, Christoph Trattner
Exploring Multi-List User Interfaces for Similar-Item Recommendations. UMAP (2021)
Alain D. Starke, Christoph Trattner
Promoting Healthy Food Choices Online: A Case for Multi-List Recommender Systems. IUI Workshops (2021)
Alain D. Starke, Martijn C. Willemsen, Christoph Trattner
Nudging Healthy Choices in Food Search Through Visual Attractiveness. Frontiers Artif. Intell. 4 (2021)
Tord Kvifte, Mehdi Elahi, Christoph Trattner
Hybrid Recommendation of Movies Based on Deep Content Features. ICSOC Workshops (2021)
Alain Starke, Edis Asotic, Christoph Trattner
"Serving Each User": Supporting Different Eating Goals Through a Multi-List Recommender Interface. RecSys (2021)
Thi Ngoc Trang Tran, Alexander Felfernig, Christoph Trattner, Andreas Holzinger
Recommender systems in the healthcare domain: state-of-the-art and research issues. J. Intell. Inf. Syst. 57 (1) (2021)
Cecilia di Sciascio, Peter Brusilovsky, Christoph Trattner, Eduardo E. Veas
A Roadmap to User-Controllable Social Exploratory Search. ACM Trans. Interact. Intell. Syst. 10 (1) (2020)
Ayoub El Majjodi, Mehdi Elahi, Nabil El Ioini, Christoph Trattner
Towards Generating Personalized Country Recommendation. UMAP (Adjunct Publication) (2020)
Christoph Trattner, Dietmar Jannach
Learning to recommend similar items from human judgments. User Model. User Adapt. Interact. 30 (1) (2020)
Mehdi Elahi, Reza Hosseini, Mohammad Hossein Rimaz, Farshad Bakhshandegan Moghaddam, Christoph Trattner
Visually-Aware Video Recommendation in the Cold Start. HT (2020)
Cataldo Musto, Christoph Trattner, Alain Starke, Giovanni Semeraro
Towards a Knowledge-aware Food Recommender System Exploiting Holistic User Models. UMAP (2020)
Alan Said, Hanna Schäfer, Helma Torkamaan, Christoph Trattner
Fifth International Workshop on Health Recommender Systems (HealthRecSys 2020). RecSys (2020)
Marieke van Erp, Christian Reynolds, Diana Maynard, Alain Starke, Rebeca Ibáñez Martín, Frédéric Andrès, Maria C. A. Leite, Damien Alvarez de Toledo, Ximena Schmidt Rivera, Christoph Trattner, Steven Brewer, Carla Adriano Martins, Alana Kluczkovski, Angelina Frankowska, Sarah Bridle, Renata Bertazzi Levy, Fernanda Rauber, Jacqueline Tereza da Silva, Ulbe Bosma
Using Natural Language Processing and Artificial Intelligence to Explore the Nutrition and Sustainability of Recipes and Food. Frontiers Artif. Intell. 3 (2020)
Farshad Bakhshandegan Moghaddam, Mehdi Elahi, Reza Hosseini, Christoph Trattner, Marko Tkalcic
Predicting Movie Popularity and Ratings with Visual Features. SMAP (2019)
Christoph Trattner, David Elsweiler
An Evaluation of Recommendation Algorithms for Online Recipe Portals. HealthRecSys@RecSys (2019)
Lukas Eberhard, Christoph Trattner, Martin Atzmueller
Predicting trading interactions in an online marketplace through location-based and online social networks. Inf. Retr. J. 22 (1-2) (2019)
Mohammad Hossein Rimaz, Mehdi Elahi, Farshad Bakhshandegan Moghaddam, Christoph Trattner, Reza Hosseini, Marko Tkalcic
Exploring the Power of Visual Features for the Recommendation of Movies. UMAP (2019)
Christoph Trattner
Online Food Recommendations: A Complex Problem? ComplexRec@RecSys (2019)
David Elsweiler, Bernd Ludwig, Alan Said, Hanna Schäfer, Helma Torkamaan, Christoph Trattner
Fourth international workshop on health recommender systems (HealthRecSys 2019). RecSys (2019)
Yi-Ling Lin, Denis Parra, Christoph Trattner, Peter Brusilovsky
Tag-based information access in image collections: insights from log and eye-gaze analyses. Knowl. Inf. Syst. 61 (3) (2019)
Qing Zhang, Christoph Trattner, Bernd Ludwig, David Elsweiler
Understanding Cross-Cultural Visual Food Tastes with Online Recipe Platforms. ICWSM (2019)
Pablo Messina, Vicente Dominguez, Denis Parra, Christoph Trattner, Alvaro Soto
Content-based artwork recommendation: integrating painting metadata with neural and manually-engineered visual features. User Model. User Adapt. Interact. 29 (2) (2019)
Christoph Trattner, Tomasz Kusmierczyk, Kjetil Nørvåg
Investigating and predicting online food recipe upload behavior. Inf. Process. Manag. 56 (3) (2019)
Christoph Trattner, Vanessa Murdock, Steven Chang
ACM RecSys 2018 Late-Breaking Results Proceedings. CoRR (2018)
David Elsweiler, Bernd Ludwig, Alan Said, Hanna Schäfer, Helma Torkamaan, Christoph Trattner
Third international workshop on health recommender systems (healthrecsys 2018). RecSys (2018)
Martin Atzmueller, Alvin Chin, Christoph Trattner
International Workshop on Modeling Social Media (MSM 2018) Chairs' Welcome & Organization. WWW (Companion Volume) (2018)
Markus Rokicki, Christoph Trattner, Eelco Herder
The Impact of Recipe Features, Social Cues and Demographics on Estimating the Healthiness of Online Recipes. ICWSM (2018)
Christoph Trattner, Alexander Oberegger, Leandro Balby Marinho, Denis Parra
Investigating the utility of the weather context for point of interest recommendations. J. Inf. Technol. Tour. 19 (1-4) (2018)
Vicente Dominguez, Pablo Messina, Christoph Trattner, Denis Parra
Towards Explanations for Visual Recommender Systems of Artistic Images. IntRS@RecSys (2018)
Christoph Trattner, Dominik Moesslang, David Elsweiler
On the predictability of the popularity of online recipes. EPJ Data Sci. 7 (1) (2018)
Jefferson Emanuel Caldeira Da Silva, Ricardo S. Oliveira, Leandro Balby Marinho, Christoph Trattner
Healthy Menus Recommendation: Optimizing the Use of the Pantry. HealthRecSys@RecSys (2018)
Christoph Trattner, Vanessa Murdock, Shuo Chang
ACM recsys'18 late-breaking results (posters). RecSys (2018)
David Elsweiler, Christoph Trattner, Morgan Harvey
Exploiting Food Choice Biases for Healthier Recipe Recommendation. SIGIR (2017)
David Elsweiler, Santiago Hors-Fraile, Bernd Ludwig, Alan Said, Hanna Schäfer, Christoph Trattner, Helma Torkamaan, André Calero Valdez
Second Workshop on Health Recommender Systems: (HealthRecSys 2017). RecSys (2017)
Christoph Trattner, Markus Rokicki, Eelco Herder
On the Relations Between Cooking Interests, Hobbies and Nutritional Values of Online Recipes: Implications for Health-Aware Recipe Recommender Systems. UMAP (Adjunct Publication) (2017)
Pablo Messina, Vicente Dominguez, Denis Parra, Christoph Trattner, Alvaro Soto
Exploring Content-based Artwork Recommendation with Metadata and Visual Features. CoRR (2017)
Mohsen Shahriari, Martin Barth, Ralf Klamma, Christoph Trattner
TCNSVD: A Temporal and Community-Aware Recommender Approach. RecTemp@RecSys (2017)
Christoph Trattner, David Elsweiler
Food Recommender Systems: Important Contributions, Challenges and Future Research Directions. CoRR (2017)
Vicente Dominguez, Pablo Messina, Denis Parra, Domingo Mery, Christoph Trattner, Alvaro Soto
Comparing Neural and Attractiveness-based Visual Features for Artwork Recommendation. CoRR (2017)
Hanna Schäfer, Santiago Hors-Fraile, Raghav Pavan Karumur, André Calero Valdez, Alan Said, Helma Torkamaan, Tom Ulmer, Christoph Trattner
Towards Health (Aware) Recommender Systems. DH (2017)
Vicente Dominguez, Pablo Messina, Denis Parra, Domingo Mery, Christoph Trattner, Alvaro Soto
Comparing Neural and Attractiveness-based Visual Features for Artwork Recommendation. DLRS@RecSys (2017)
Markus Rokicki, Eelco Herder, Christoph Trattner
How Editorial, Temporal and Social Biases Affect Online Food Popularity and Appreciation. ICWSM (2017)
Christoph Trattner, David Elsweiler
Investigating the Healthiness of Internet-Sourced Recipes: Implications for Meal Planning and Recommender Systems. WWW (2017)
Belgin Mutlu, Eduardo E. Veas, Christoph Trattner
Tags, Titles or Q&As?: Choosing Content Descriptors for Visual Recommender Systems. HT (2017)
Christoph Trattner, Dominik Kowald, Paul Seitlinger, Tobias Ley, Simone Kopeinik
Modeling Activation Processes in Human Memory to Predict the Use of Tags in Social Bookmarking Systems. J. Web Sci. 2 (1) (2016)
Belgin Mutlu, Eduardo E. Veas, Christoph Trattner
VizRec: Recommending Personalized Visualizations. ACM Trans. Interact. Intell. Syst. 6 (4) (2016)
Markus Rokicki, Eelco Herder, Tomasz Kusmierczyk, Christoph Trattner
Plate and Prejudice: Gender Differences in Online Cooking. UMAP (2016)
Christoph Trattner, Tomasz Kusmierczyk, Kjetil Nørvåg
FOODWEB - Studying Food Consumption and Production Patterns on the Web. ERCIM News 2016 (104) (2016)
Christoph Trattner, Alexander Oberegger, Lukas Eberhard, Denis Parra, Leandro Balby Marinho
Understanding the Impact of Weather for POI Recommendations. RecTour@RecSys (2016)
Lukas Eberhard, Christoph Trattner
Recommending Sellers to Buyers in Virtual Marketplaces Leveraging Social Information. WWW (Companion Volume) (2016)
Tomasz Kusmierczyk, Christoph Trattner, Kjetil Nørvåg
Understanding and Predicting Online Food Recipe Production Patterns. HT (2016)
Denis Parra, Christoph Trattner, Diego Gómez, Matías Hurtado, Xidao Wen, Yu-Ru Lin
Twitter in academic events: A study of temporal usage, communication, sentimental and topical patterns in 16 Computer Science conferences. Comput. Commun. 73 (2016)
David Elsweiler, Bernd Ludwig, Alan Said, Hanna Schäfer, Christoph Trattner
Engendering Health with Recommender Systems. RecSys (2016)
Belgin Mutlu, Eduardo E. Veas, Christoph Trattner, Vedran Sabol
VizRec: A Two-Stage Recommender System for Personalized Visualizations. IUI Companion (2015)
Santiago Larrain, Christoph Trattner, Denis Parra, Eduardo Graells-Garrido, Kjetil Nørvåg
Good Times Bad Times: A Study on Recency Effects in Collaborative Filtering for Social Tagging. RecSys (2015)
Christoph Trattner, Denis Parra, Peter Brusilovsky, Leandro Balby Marinho
Report on the SIGIR 2015 Workshop on Social Personalization and Search. SIGIR Forum 49 (2) (2015)
Tomasz Kusmierczyk, Christoph Trattner, Kjetil Nørvåg
Temporality in Online Food Recipe Consumption and Production. WWW (Companion Volume) (2015)
Tomasz Kusmierczyk, Christoph Trattner, Kjetil Nørvåg
Temporal Patterns in Online Food Innovation. WWW (Companion Volume) (2015)
Ruth Olimpia Garcia Gavilanes, Diego Gómez, Denis Parra, Christoph Trattner, Andreas Kaltenbrunner, Eduardo Graells-Garrido
Language, Twitter and Academic Conferences. CoRR (2015)
Yi-Ling Lin, Christoph Trattner, Peter Brusilovsky, Daqing He
The impact of image descriptions on user tagging behavior: A study of the nature and functionality of crowdsourced tags. J. Assoc. Inf. Sci. Technol. 66 (9) (2015)
Belgin Mutlu, Eduardo E. Veas, Christoph Trattner, Vedran Sabol
Towards a Recommender Engine for Personalized Visualizations. UMAP (2015)
Christoph Trattner, Michael Steurer
Detecting partnership in location-based and online social networks. Soc. Netw. Anal. Min. 5 (1) (2015)
Leandro Balby Marinho, Christoph Trattner, Denis Parra
Are Real-World Place Recommender Algorithms Useful in Virtual World Environments? RecSys (2015)
Christoph Trattner, Dominik Kowald, Emanuel Lacic
TagRec: towards a toolkit for reproducible evaluation and development of tag-based recommender algorithms. SIGWEB Newsl. 2015 (Winter) (2015)
Ruth Olimpia Garcia Gavilanes, Diego Gómez, Denis Parra-Santander, Christoph Trattner, Andreas Kaltenbrunner, Eduardo Graells
Language, Twitter and Academic Conferences. HT (2015)

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Publication Activity (10 Years)

Top Topics

Top Venues

Christoph Trattner