Searched for: author:"Hiemstra, D."
(1 - 9 of 9)
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Verberne, S. (author), Sappelli, M. (author), Hiemstra, D. (author), Kraaij, W. (author)
We evaluate five term scoring methods for automatic term extraction on four different types of text collections: personal document collections, news articles, scientific articles and medical discharge summaries. Each collection has its own use case: author profiling, boolean query term suggestion, personalized query suggestion and patient query...
article 2016
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Nguyen, D. (author), van den Broek, T.A. (author), Hauff, C. (author), Hiemstra, D. (author), Ehrenhard, M.L. (author)
We consider the task of automatically identifying participants’ motivations in the public health campaign Movember and investigate the impact of the different motivations on the amount of campaign donations raised. Our classification scheme is based on the Social Identity Model of Collective Action (van Zomeren et al., 2008). We find that...
conference paper 2015
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van den Broek, T.A. (author), Need, A. (author), Ehrenhard, M.L. (author), Hiemstra, D. (author), Priante, A. (author)
conference paper 2015
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Prasetyo, N.D. (author), Hauff, C. (author), Nguyen, D. (author), van den Broek, T.A. (author), Hiemstra, D. (author)
Health campaigns that aim to raise awareness and subsequently raise funds for research and treatment are commonplace. While many local campaigns exist, very few attract the attention of a global audience. One of those global campaigns is Movember, an annual campaign during the month of November, that is directed at men’s health with a special...
conference paper 2015
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Trieschnigg, D. (author), Hiemstra, D. (author), de Jong, F. (author), Kraaij, W. (author), TNO Informatie- en communicatietechnologie (author)
An important challenge for biomedical information retrieval (IR) is dealing with the complex, inconsistent and ambiguous biomedical terminology. Frequently, a concept-based representation defined in terms of a domain-specific terminological resource is employed to deal with this challenge. In this paper, we approach the incorporation of a...
conference paper 2010
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Hiemstra, D. (author), Kraaij, W. (author), TNO Informatie- en Communicatietechnologie (author)
In this paper we present the language modeling approach to information retrieval as a toolbox to systematically combine information from different sources. Four TREC subtasks (Ad Hoc, Entry Page, Adaptive Filtering and Cross-language) are used to illustrate the application of language models to different information retrieval problems.
bookPart 2005
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Reidsma, D. (author), Hiemstra, D. (author), de Jong, F. (author), Kraaij, W. (author), TNO Informatie- en Communicatietechnologie (author)
This paper describes the official runs of the Twente/TNO group for CLEF 2002. We participated in the Dutch and Finnish monolingual and the Dutch bilingual tasks. In addition this paper reports on an experiment that was carried out during the assessment of the Dutch results for the CLEF 2002. The goal of the experiment was to examine possible...
conference paper 2003
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Kraaij, W. (author), Westerveld, T. (author), Hiemstra, D. (author)
An important class of searches on the world-wide-web has the goal to find an entry page (homepage) of an organisation. Entry page search is quite different from Ad Hoc search. Indeed a plain Ad Hoc system performs disappointingly. We explored three non-content features of web pages: page length, number of incoming links and URL form. Especially...
conference paper 2002
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Hiemstra, D. (author), Kraaij, W. (author), Pohlmann, R. (author), Westerveld, T. (author), Technisch Physische Dienst TNO - TH (author)
This paper describes the official runs of the Twenty-One group for the first CLEF workshop. The Twenty-One group participated in the monolingual, bilingual and multilingual tasks. The following new techniques are introduced in this paper. In the bilingual task we experimented with different methods to estimate translation probabilities. In the...
conference paper 2001
Searched for: author:"Hiemstra, D."
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