588 search results - page 15 / 118 » Positive higher-order queries |
115
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FUIN
2008
15 years 1 months ago
2008
In this paper, we introduce preferential regular path queries. These are regular path queries whose symbols are annotated with preference weights for "scaling" up or down...
120
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MFCS
2009
Springer
15 years 8 months ago
2009
Springer
We study visibly pushdown automata (VPA) models for expressing and evaluating queries, expressed using MSO formulas, on words with a nesting structure (like XML documents). We de�...
94
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WWW
2007
ACM
16 years 2 months ago
2007
ACM
Investigating whether one can view Web searching as a learning process, we examined the searching characteristics of 41 participants engaged in 246 searching tasks. We classified ...
105
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URBAN
2008
15 years 1 months ago
2008
Intuitive and meaningful interpretation of geographical phenomena requires their representation at multiple levels of detail. This is due to the scale dependent nature of their pr...
119
Voted
SIGIR
2005
ACM
15 years 7 months ago
2005
ACM
Accurately and effectively detecting the locations where search queries are truly about has huge potential impact on increasing search relevance. In this paper, we define a search...