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The role of negative results for choosing an evaluation approach - a recommender systems case study
(CEUR Workshop Proceedings, 2015-06-01)
We describe a case study, which shows how important negative results are in uncovering biased evaluation methodologies. Our re- search question is how to compare a recommender algorithm that uses an RDF graph to a ...
Dublin City University and Partners' participation in the INS and VTT Tracks at TRECVid 2016
(2016-11-14)
Dublin City University participated with a consortium of colleagues from NUI Galway and Universitat Polit`ecnica de Catalunya in two tasks in TRECVid 2016, Instance Search (INS) and Video to Text (VTT). For the INS task ...
XPLODIV: An exploitation-exploration aware diversification approach for Recommender Systems
(AAAI Press, 2015-07)
Recommender Systems (RS) have emerged to guide users in the task of efficiently browsing/exploring a large product space, helping users to quickly identify interesting products. However, suggestions generated with traditional ...
Modelling User Behaviour in Online Q&A Communities for Customer Support
(Springer, 2014)
[no abstract available]
Characterising and evaluating online communities from live microblogging user interactions
(NUI Galway, 2018-07-03)
Microblogging (mainly represented by Twitter) is
a type of social media that focuses on fast open real-time
communication using short messages between users and their
followers. This system is attractive due to its open ...
Social sentiment indices powered by X-scores
(INSIGHT Centre for Data Analytics, NUI Galway, Ireland, 2016-05)
Social Sentiment Indices powered by X-Scores (SSIX) seeks to address the challenge of extracting relevant and valuable economic signals in a cross-lingual fashion from the vast variety of and increasingly influential social ...
Regularizing knowledge graph embeddings via equivalence and inversion axioms
(Springer Verlag, 2017-12-30)
Learning embeddings of entities and relations using neural architectures is an effective method of performing statistical learning on large-scale relational data, such as knowledge graphs. In this paper, we consider the ...
SemEval-2016 Task 13: Taxonomy Extraction Evaluation (TExEval-2)
(Insight Centre for Data Analytics, 2016-06-16)
This paper describes the second edition of the shared task on Taxonomy Extraction Evaluation organised as part of SemEval 2016. This task aims to extract hypernym-hyponym relations between a given list of domain-specific ...
Visual Abstraction and Ordering in Faceted Browsing of Text Collections
(2010)
While faceted navigation interfaces can assist users in exploring an information collection, there is yet little support for users in choosing a relevant item from the set of items returned from a filtering process. In ...
Privacy, security and policies: A review of problems and solutions with semantic web technologies
(IOS Press, 2018)
Semantic Web technologies aim to simplify the distribution, sharing and exploitation of information and knowledge,
across multiple distributed actors on the Web. As with all technologies that manipulate information, there ...