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The University of Amsterdam's Question Answering System at QA@CLEF 2007 [chapter]

Valentin Jijkoun, Katja Hofmann, David Ahn, Mahboob Alam Khalid, Joris van Rantwijk, Maarten de Rijke, Erik Tjong Kim Sang
2008 Lecture Notes in Computer Science  
We describe a new version of our question answering system, which was applied to the questions of the 2007 CLEF Question Answering Dutch monolingual task.  ...  Unsolved technical problems at the time of the deadline have led to missing justifications for a large number of answers in our submission.  ...  Fig. 2 . 2 Architecture of the MLTableLookup QA stream. Table Lookup ML Table LookupTable Fig. 1. Quartz-2007: the University of Amsterdam's Dutch Question Answering System.  ... 
doi:10.1007/978-3-540-85760-0_43 fatcat:4fknqxzcbnhmpbq3kb5hrbxzxi

Overview of the CLEF 2006 Multilingual Question Answering Track [chapter]

Bernardo Magnini, Danilo Giampiccolo, Pamela Forner, Christelle Ayache, Valentin Jijkoun, Petya Osenova, Anselmo Peñas, Paulo Rocha, Bogdan Sacaleanu, Richard Sutcliffe
2007 Lecture Notes in Computer Science  
The general aim of the third CLEF Multilingual Question Answering Track was to set up a common and replicable evaluation framework to test both monolingual and cross-language Question Answering (QA) systems  ...  We provide an overview of the 2005 QA track, detail the procedure followed to build the test sets and present a general analysis of the results.  ...  Dutch as Target This year two teams that took part in the QA@CLEF track used Dutch as their target language: the University of Amsterdam and the University of Groningen.  ... 
doi:10.1007/978-3-540-74999-8_31 fatcat:lilwqiqyqzbhfn6bal4jggdaoe

What happened in CLEF 2008: Introduction to the Working Notes

Carol Peters
2008 Conference and Labs of the Evaluation Forum  
The final papers -revised and extended as a result of the discussions at the Workshop -together with a comparative analysis of the results will appear in the CLEF 2008 Proceedings, to be published by Springer  ...  Since CLEF 2005, the Working Notes are published in electronic format only and are distributed to participants at the Workshop together with a printed volume of Extended Abstracts.  ...  Acknowledgements CLEF Steering Committee  ... 
dblp:conf/clef/Peters08a fatcat:sguzidsq25hincctifanop2sz4

What happened in CLEF 2007: Introduction to the Working Notes

Carol Peters
2007 Conference and Labs of the Evaluation Forum  
The final papers -revised and extended as a result of the discussions at the Workshop -together with a comparative analysis of the results will appear in the CLEF 2007 Proceedings, to be published by Springer  ...  The results of the experiments will be presented and discussed in the CLEF 2007 Workshop, 19-21 September, Budapest, Hungary.  ...  Multilingual Question Answering (QA@CLEF): QA@CLEF 2007 proposed both main and pilot tasks.  ... 
dblp:conf/clef/Peters07a fatcat:ppojwxr4dzga3m7anoqmavsmuu

Report on the SIGIR 2007 workshop on focused retrieval

Andrew Trotman, Shlomo Geva, Jaap Kamps
2007 SIGIR Forum  
On the 27th July 2007 the SIGIR 2007 Workshop on Focused Retrieval was held as part of SIGIR in Amsterdam, the Netherlands.  ...  This report outlines the events of the workshop and summarizes the major outcomes.  ...  The University of Otago is hosting the workshop proceedings which are online (http://www.cs.otago.ac.nz/sigirfocus/).  ... 
doi:10.1145/1328964.1328981 fatcat:3qi4wek47zffha4k7l2y5xkw4m

Question Answering with Joost at CLEF 2007 [chapter]

Gosse Bouma, Geert Kloosterman, Jori Mur, Gertjan van Noord, Lonneke van der Plas, Jörg Tiedemann
2008 Lecture Notes in Computer Science  
Next, we describe the modules that were developed especially for CLEF 2007, i.e. preprocessing of Wikipedia, inclusion of query expansion in IR, anaphora resolution in follow-up questions, and a question  ...  We describe our system for the monolingual Dutch and multilingual English to Dutch QA tasks. First, we present a brief overview of our QA-system, which makes heavy use of syntactic information.  ...  An XML-version of the Dutch Wikipedia was provided by the University of Amsterdam. 1 For IR and parsing, we were interested in obtaining just the text in each of the articles.  ... 
doi:10.1007/978-3-540-85760-0_30 fatcat:aujgl3qcu5eorf4bxmkojcnwci

Quartz: A Question Answering System for Dutch [chapter]

David Ahn, Valentin Jijkoun, Joris van Rantwijk, Maarten de Rijke, Erik Tjong Kim Sang
2007 Lecture Notes in Computer Science  
We give an overview of the system and focus on the question classification module, the multi-dimensional markup for data storage and access, the answer processing component, and our probabilistic approach  ...  We describe a question answering system for Dutch that we used for our participation in the 2006 CLEF Question Answering Dutch monolingual task.  ...  Table 1 lists the assessment counts for the two University of Amsterdam runs for the question answering track of CLEF-2006.  ... 
doi:10.1007/978-3-540-74999-8_43 fatcat:vkmys43y35fv7p3u3zvcdmqxu4

The Scholarly Impact of CLEF (2000–2009) [chapter]

Theodora Tsikrika, Birger Larsen, Henning Müller, Stefan Endrullis, Erhard Rahm
2013 Lecture Notes in Computer Science  
This paper assesses the scholarly impact of the CLEF evaluation campaign by performing a bibliometric analysis of the citations of the CLEF 2000-2009 proceedings publications collected through Scopus and  ...  Our analysis indicates a significant impact of CLEF, particularly for its well-established Adhoc, ImageCLEF, and QA labs, and for the lab/task overview publications that attract considerable interest.  ...  This work was partially supported by the ELIAS ESF Research Networking Programme, and by the Promise (258191) and Khresmoi (257528) FP7 projects.  ... 
doi:10.1007/978-3-642-40802-1_1 fatcat:533ffulnnbcedphg33kgobcney

Experiments with Query Expansion in the RAPOSA (FOX) Question Answering System

Luís Sarmento, Jorge Teixeira, Eugénio C. Oliveira
2008 Conference and Labs of the Evaluation Forum  
We conclude by observing that a more thorough analysis of the usefulness of our approach on QA performance requires improving other stages of the QA pipeline which currently impose significant limitations  ...  In this paper we present the results of applying a statistical query expansion method on the retrieval stage of a QA system for Portuguese (RAPOSA).  ...  Results at QA@CLEF 2008 In order to test the impact of our statistical query expansion approach in the performance of RAPOSA, we submitted two runs for evaluation at the 2008 CLEF QA track.  ... 
dblp:conf/clef/SarmentoTO08a fatcat:uwj3dkh7g5cend3zfsnab4mx5u

Overview of the WiQA Task at CLEF 2006 [chapter]

Valentin Jijkoun, Maarten de Rijke
2007 Lecture Notes in Computer Science  
from the language of the source page, that add new and important information to the source page, and that do so without repetition.  ...  Our main findings are two-fold: (i) while challenging, the tasks considered at WiQA are do-able as participants achieved impressive scores as measured in terms of yield, mean reciprocal rank, and precision  ...  and Bonnie Webber at the University of Edinburgh; Udo Kruschwitz and Richard Sutcliffe at the University of Essex; and Bouke Huurnink and Maarten de Rijke at the University of Amsterdam.  ... 
doi:10.1007/978-3-540-74999-8_33 fatcat:ppqh5s2p7ffi5g5vizutr25wyi

Report on the SIGIR 2008 workshop on focused retrieval

Jaap Kamps, Shlomo Geva, Andrew Trotman
2008 SIGIR Forum  
The report outlines the events of the workshop and summarizes the major outcomes.  ...  On July 24, 2008 the SIGIR Workshop on Focused Retrieval was held as part of SIGIR in Singapore.  ...  The University of Otago is hosting the workshop proceedings which are on-line at http://www.cs.otago.ac.nz/sigirfocus2008/.  ... 
doi:10.1145/1480506.1480517 fatcat:6jestvkydrg4ff6lbqebfc4yoa

Overview of INEX 2014 [chapter]

Patrice Bellot, Toine Bogers, Shlomo Geva, Mark Hall, Hugo Huurdeman, Jaap Kamps, Gabriella Kazai, Marijn Koolen, Véronique Moriceau, Josiane Mothe, Michael Preminger, Eric SanJuan (+4 others)
2014 Lecture Notes in Computer Science  
INEX 2014 was an exciting year for INEX in which we for the third time ran our workshop as part of the CLEF labs in order to facilitate knowledge transfer between the evaluation forums.  ...  This paper gives an overview of all the INEX 2014 tracks, their aims and task, the built test-collections, the participants, and gives an initial analysis of the results.  ...  the INEX 2014 Social Book Search Track and number of contributed runs ID Institute Acronym Runs 4 University of Amsterdam UvA 4 54 Aalborg University Copenhagen AAU 3 65 University of Minnesota  ... 
doi:10.1007/978-3-319-11382-1_19 fatcat:76lnv7tcczgkxjmgkcadz72u5i

Report on INEX 2009

T. Beckers, S. Geva, W.-C. Huang, T. Iofciu, J. Kamps, G. Kazai, M. Koolen, S. Kutty, M. Landoni, M. Lehtonen, V. Moriceau, P. Bellot (+17 others)
2010 SIGIR Forum  
Link-the-Wiki Track Investigating link discovery between Wikipedia documents, both at the file level and at the element level.  ...  This paper reports on the INEX 2009 evaluation campaign, which consisted of a wide range of tracks: Ad hoc, Book, Efficiency, Entity Ranking, Interactive, QA, Link the Wiki, and XML Mining.  ...  The best performing run (MAP=0.3731) was submitted by the University of Amsterdam team, which ranked books (treated as documents) using Indri and applied query expansion with 50 terms from the top 10 results  ... 
doi:10.1145/1842890.1842897 fatcat:46evgkszirdm3grr6fqrtuyqtm

What Happened in CLEF 2007 [chapter]

Carol Peters
Lecture Notes in Computer Science  
The organization of the CLEF 2007 evaluation campaign is described and details are provided concerning the tracks, test collections, evaluation infrastructure, and participation.  ...  The main results are commented and future evolutions in the organization of CLEF are discussed.  ...  My gratitude goes to all those who have been involved in the coordination of the 2007 campaigns. A list of the main institutions involved is given at the beginning of this volume.  ... 
doi:10.1007/978-3-540-85760-0_1 fatcat:m2mm7wt3p5c3vkqlsp4buk4vsi

Overview of the CLEF 2007 Multilingual Question Answering Track [chapter]

Danilo Giampiccolo, Pamela Forner, Jesús Herrera, Anselmo Peñas, Christelle Ayache, Corina Forascu, Valentin Jijkoun, Petya Osenova, Paulo Rocha, Bogdan Sacaleanu, Richard Sutcliffe
Lecture Notes in Computer Science  
The general aim of the third CLEF Multilingual Question Answering Track was to set up a common and replicable evaluation framework to test both monolingual and cross-language Question Answering (QA) systems  ...  We provide an overview of the 2005 QA track, detail the procedure followed to build the test sets and present a general analysis of the results.  ...  Dutch as Target This year two teams that took part in the QA@CLEF track used Dutch as their target language: the University of Amsterdam and the University of Groningen.  ... 
doi:10.1007/978-3-540-85760-0_27 fatcat:btg6yxxwi5emxjiyskucbwuve4
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