Team

Alan Said

M.Sc.
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Forschungsschwerpunkte

Recommender systems
Algorithms

Aktuelle Projektbeteiligung

kmule


Publikationen

2014

Comparative Evaluation of Recommendation Systems for Digital Media
Domonkos Tikk, Roberto Turrin, Martha Larson, David Zibriczky, Davide Malagoli, Alan Said, Andreas Lommatzsch, Sandor Szeely
2014

User-Item Reciprocity in Recommender Systems: Incentivizing the Crowd
Alan Said, Martha Larson, Domonkos Tikk, Paolo Cremonesi, Alexandros Karatzoglou, Frank Hopfgartner, Roberto Turrin, Joost Geurtz
In: UMAP ProS'14: Proceedings of the UMAP Project Synergy Workshop; 2014

An Extended Data Model Format for Composite Recommendation
Alan Said, Babak Loni, Roberto Turrin, Andreas Lommatzsch
In: Proceedings of the 8th RecSys conference 2014; 2014

2013

Movie Recommendation in Context
Alan Said, Shlomo Berkovsky, Ernesto William De Luca
In: ACM Trans. Intell. Syst. Technol.; 2013

User-Centric Evaluation of a K-Furthest Neighbor Collaborative Filtering Recommender Algorithm
Alan Said, Benjamin Fields, Brijnesh Johannes Jain, Sahin Albayrak
In: Proceedings of the 16th ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW'13) [to appear]; 2013

A 3D Approach to Recommender System Evaluation
Alan Said, Brijnesh Johannes Jain, Sahin Albayrak
In: Proceedings of the 16th ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW'13) Companion [to appear]; 2013

Workshop on Benchmarking Adaptive Retrieval and Recommender Systems - BARS 2013
Pablo Castells, Frank Hopfgartner, Alan Said, Mounia Lalmas
In: SIGIR'13: Proceedings of the 36th Annual ACM SIGIR Conference; 2013

Information Retrieval and User-Centric Recommender System Evaluation
Alan Said, Alejandro Bellogin, Arjen De Vries, Benjamin Kille
In: Proceedings of the 21st Conference on User Modeling, Adaptation, and Personalization (UMAP'13); 2013

Report on the SIGIR 2013 Workshop on Benchmarking Adaptive Retrieval and Recommender Systems
Pablo Castells, Frank Hopfgartner, Alan Said, Mounia Lalmas
In: SIGIR Forum; 2013

Activating the Crowd: Exploiting User-Item Reciprocity for Recommendation
Martha Larson, Alan Said, Yue Shi, Paolo Cremonesi, Domonkos Tikk, Alexandros Karatzoglou, Linas Baltrunas, Jozef Geurts, Xavi Anguera, Frank Hopfgartner
In: CrowdRec'13: Proceedings of the International Workshop on Crowdsourcing and Human Computation for Recommender Systems; 2013

2012

Analyzing Weighting Schemes in Collaborative Filtering: Cold Start, Post Cold Start and Power Users
Alan Said, Brijnesh Johannes Jain, Sahin Albayrak
In: 27th ACM Symposium On Applied Computing (SAC '12); 2012

KMulE: A Framework for User-based Comparison of Recommender Algorithms
Alan Said, Ernesto William De Luca, Benjamin Kille, Brijnesh Johannes Jain, Immo Micus, Sahin Albayrak
In: Proceedings of the 17th international conference on Intelligent user interfaces (IUI'12); 2012

Increasing Diversity Through Furthest Neighbor-Based Recommendation
Alan Said, Brijnesh Johannes Jain, Benjamin Kille, Sahin Albayrak
In: Proceedings of the WSDM'12 Workshop on Diversity in Document Retrieval (DDR'12); 2012

Users and Noise: The Magic Barrier of Recommender Systems
Alan Said, Brijnesh Johannes Jain, Sascha Narr, Till Plumbaum
In: Proceedings of the 20th International Conference on User Modeling, Adaptation, and Personalization (UMAP '12); 2012

Correlating Perception-Oriented Aspects in User-Centric Recommender System Evaluation
Alan Said, Brijnesh Johannes Jain, Andreas Lommatzsch, Sahin Albayrak
In: Proceedings of the Fourth Information Interaction in Context Symposium (IIiX'12); 2012

Estimating the Magic Barrier of Recommender Systems: A User Study
Alan Said, Brijnesh Johannes Jain, Sascha Narr, Till Plumbaum, Sahin Albayrak, Christian Scheel
In: Proceedings of the 35th international ACM SIGIR conference on Research and development in Information Retrieval (SIGIR '12); 2012

Tutorial: The Challenge of Recommender Systems Challenges
Alan Said, Domonkos Tikk, Andreas Hotho
In: Proceedings of the sixth ACM conference on Recommender Systems (RecSys '12); 2012

Semantic Preference Retrieval for Querying Knowledge Bases
Christian Scheel, Alan Said, Sahin Albayrak
In: 1st Joint International Workshop on Entity-oriented and Semantic Search (JIWES) 2012 at the 35th ACM SIGIR Conference; 2012

Recommender Systems Evaluation: A 3D Benchmark
Alan Said, Domonkos Tikk, Klara Stumpf, Yue Shi, Martha Larson and Paolo Cremonesi
In: ACM RecSys 2012 International Workshop on Recommendation Utility Evaluation: Beyond RMSE (RUE '12); 2012

2011

A Comparison of How Demographic Data Affects Recommendation
Alan Said, Till Plumbaum, Ernesto William De Luca, Sahin Albayrak
In: UMAP 2011, Poster and Demo Session; 2011

Using Social and Pseudo Social Networks to Improve Recommendation
Alan Said, Ernesto William De Luca, Sahin Albayrak
In: IJCAI 2011 Workshop on Intelligent Techniques for Web Personalization and Recommender Systems; 2011

Workshop on context-awareness in retrieval and recommendation
Ernesto William De Luca, Alan Said, Matthias Böhmer, Florian Michahelles
In: IUI '11 Proceedings of the 16th international conference on Intelligent user interfaces, Palo Alto, CA, USA; 2011

Inferring Contextual User Profiles - Improving Recommender Performance
Alan Said, Ernesto William De Luca, Sahin Albayrak
In: 3rd RecSys Workshop on Context-Aware Recommender Systems, Chicago, IL, USA; 2011

Personalizing Tags: A Folksonomy-like Approach for Recommending Movies
Alan Said, Benjamin Kille, Ernesto William De Luca, Sahin Albayrak
In: 2nd International Workshop on Information Heterogeneity and Fusion in Recommender Systems, Chicago, IL, USA; 2011

Challenge on Context-Aware Movie Recommendation: CAMRa2011
Alan Said, Shlomo Berkovsky, Ernesto William De Luca, Jannis Hermanns
In: ACM RecSys 2011: Proceedings of the Fifth Conference on Recommender Systems; 2011

Group Recommendation in Context
Alan Said, Shlomo Berkovsky, Ernesto William De Luca
In: CAMRa '11 Proceedings of the 2nd Challenge on Context-Aware Movie Recommendation; 2011

2010

How social relationships affect user similarities
Alan Said, Ernesto William De Luca, Sahin Albayrak
In: International Conference on Intelligent User Interfaces Workshop on Social Recommender Systems; 2010

Identifying and Utilizing Contextual Data in Hybrid Recommender Systems
Alan Said
In: RecSys 2010: Proceedings of the fourth ACM conference on Recommender systems; 2010

Exploiting Hierarchical Tags for Context-awareness
Alan Said, Jérôme Kunegis, Ernesto William De Luca, Sahin Albayrak
In: ACM CIKM '10 Workshop on Exploiting Semantic Annotations for Information Retrieval (ESAIR); 2010

Putting things in context: Challenge on Context-Aware Movie Recommendation
Alan Said, Shlomo Berkovsky, Ernesto William De Luca
In: CAMRa'10, Barcelona, Spain; 2010

2009

A hybrid approach to item recommendation in folksonomies
Robert Wetzker, Winfried Umbrath, Alan Said
In: ESAIR 2009 : Exploiting Semantic Annotations in Information Retrieval; 2009

A hybrid PLSA approach for warmer cold start in folksonomy recommendation
Alan Said, Robert Wetzker, Winfried Umbrath, Leonhard Hennig
In: Proceedings of the RecSys'09 Workshop on Recommender Systems & The Social Web, New York, NY; 2009

Understanding the user: Personomy translation for tag-recommendation
Robert Wetzker, Alan Said, Carsten Zimmermann
In: ECML PKDD Discovery Challenge 2009, Bled, Slovenia; 2009

The Universal Recommender
Jérôme Kunegis, Alan Said, Winfried Umbrath
2009