2717 search results - page 284 / 544 » Evaluation in Context |
161
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BNCOD
2007
15 years 8 months ago
2007
Query performance issues over semi-structured data have led to the emergence of materialised XML views as a means of restricting the data structure processed by a query. However p...
171
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ECIR
2010
Springer
15 years 8 months ago
2010
Springer
Abstract. This paper explores how to predict query difficulty for contextual image retrieval. We reformulate the problem as the task of predicting how difficult to represent a quer...
172
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CORIA
2008
15 years 8 months ago
2008
The goal of any clustering algorithm is to find the optimal clustering solution with the optimal number of clusters. In order to evaluate a clustering solution, a number of validit...
174
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ECIR
2007
Springer
15 years 8 months ago
2007
Springer
Document fields, such as the title or the headings of a document, offer a way to consider the structure of documents for retrieval. Most of the proposed approaches in the literatu...
113
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ECIR
2008
Springer
15 years 8 months ago
2008
Springer
Using map visualisation tools and earth browsers to display images in a spatial context is integral to many photo-sharing sites and commercial image archives, yet little academic r...