3686 search results - page 261 / 738 » Context Query in Information Retrieval |
189
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Many online or local data sources provide powerful querying mechanisms but limited ranking capabilities. For instance, PubMed allows users to submit highly expressive Boolean keywo...
157
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SEMWEB
2007
Springer
16 years 21 days ago
2007
Springer
Current information retrieval (IR) approaches do not formally capture the explicit meaning of a keyword query but provide a comfortable way for the user to specify information need...
163
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SIGIR
2009
ACM
16 years 1 months ago
2009
ACM
Query log analysis has received substantial attention in recent years, in which the click graph is an important technique for describing the relationship between queries and URLs....
210
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SIGIR
1999
ACM
15 years 11 months ago
1999
ACM
There has been much recent interest in retrieval of time series data. Earlier work has used a fixed similarity metric (e.g., Euclidean distance) to determine the similarity betwee...
191
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COMPSAC
2002
IEEE
15 years 11 months ago
2002
IEEE
In this paper, an effective content-based visual image retrieval system is presented. This system consists of two main components: visual content extraction and indexing, and quer...