5954 search results - page 398 / 1191 » Querying Bi-level Information |
202
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ICMCS
2005
IEEE
16 years 15 days ago
2005
IEEE
Since multimedia information is characterized by motley types of media with different properties, multimedia content retrieval in digital libraries requires dynamic reconfigurable...
163
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DEBU
2007
15 years 6 months ago
2007
Knowing the origin of data (i.e., where the data was copied or created from)—its provenance—is vital for assessing the trustworthiness of contemporary scientific databases su...
282
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
180
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ECIR
2010
Springer
15 years 8 months ago
2010
Springer
Abstract. Learning To Rank (LTR) techniques aim to learn an effective document ranking function by combining several document features. While the function learned may be uniformly ...
209
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IADIS
2003
15 years 8 months ago
2003
This paper presents the method for retrieving and summarizing changes in topics from online resources. Users often want to know what are the major changes in their areas of intere...