2554 search results - page 400 / 511 » Keyword query cleaning |
146
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JCDL
2005
ACM
15 years 10 months ago
2005
ACM
As an increasing number of digital library projects embrace the harvesting of item-level descriptive metadata, issues of description granularity and concerns about potential loss ...
152
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KCAP
2005
ACM
15 years 10 months ago
2005
ACM
In this document, we describe a light-weighted ontology mediation method that allows users to send semantic queries to distant data repositories to browse for learning object meta...
136
Voted
SAC
2005
ACM
15 years 10 months ago
2005
ACM
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague ...
148
Voted
SACMAT
2005
ACM
15 years 10 months ago
2005
ACM
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...
154
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...