3686 search results - page 630 / 738 » Context Query in Information Retrieval |
124
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KDD
2008
ACM
16 years 4 months ago
2008
ACM
: We combine the speed and scalability of information retrieval with the generally superior classification accuracy offered by machine learning, yielding a two-phase text classifie...
222
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VLDB
2009
ACM
16 years 4 months ago
2009
ACM
Top-k queries on large multi-attribute data sets are fundamental operations in information retrieval and ranking applications. In this article, we initiate research on the anytime ...
237
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SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
A large number of online databases are hidden behind the web. Users to these systems can form queries through web forms to retrieve a small sample of the database. Sampling such h...
138
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PODS
2006
ACM
16 years 4 months ago
2006
ACM
B-trees are the data structure of choice for maintaining searchable data on disk. However, B-trees perform suboptimally ? when keys are long or of variable length, ? when keys are...
132
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MOBIHOC
2006
ACM
16 years 3 months ago
2006
ACM
Data storage has become an important issue in sensor networks as a large amount of collected data need to be archived for future information retrieval. This paper introduces stora...