2050 search results - page 151 / 410 » Effectiveness of complex index terms in information retrieva... |
207
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CLEF
2009
Springer
15 years 4 months ago
2009
Springer
The ImageCLEF Photo Retrieval Task 2009 focused on image retrieval and diversity. A new collection was utilised in this task consisting of approximately half a million images with...
170
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
In this paper we explore the use of parsimonious language models for web retrieval. These models are smaller thus more efficient than the standard language models and are therefor...
168
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MM
2006
ACM
16 years 11 days ago
2006
ACM
We introduce the challenge problem for generic video indexing to gain insight in intermediate steps that affect performance of multimedia analysis methods, while at the same time...
202
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JCDL
2010
ACM
15 years 11 months ago
2010
ACM
Query expansion of named entities can be employed in order to increase the retrieval effectiveness. A peculiarity of named entities compared to other vocabulary terms is that they...
182
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SIGIR
2006
ACM
16 years 10 days ago
2006
ACM
We consider the following full-text search autocompletion feature. Imagine a user of a search engine typing a query. Then with every letter being typed, we would like an instant d...