1933 search results - page 255 / 387 » Query Containment Using Views |
100
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CORR
2007
Springer
15 years 3 months ago
2007
Springer
We compare the expressiveness of two extensions of monadic second-order logic (MSO) over the class of finite structures. The first, counting monadic second-order logic (CMSO), ex...
128
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CSUR
1998
15 years 2 months ago
1998
Search operations in databases require some special support at the physical level. This is true for conventional databases as well as for spatial databases, where typical search o...
160
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JCIT
2010
14 years 10 months ago
2010
Time plays important roles in Web search, because most Web pages contain time information and a lot of Web queries are time-related. However, traditional search engines such as Go...
137
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WWW
2005
ACM
16 years 3 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
120
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MMDB
2004
ACM
15 years 8 months ago
2004
ACM
Haptic data such as 3D motion capture data and sign language animation data are new forms of multimedia data. The motion data is multi-attribute, and indexing of multiattribute da...