281 search results - page 24 / 57 » Querying the Guarded Fragment |
161
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Correctly generating a structured query (e.g., an XQuery or a SQL query) requires the user to have a full understanding of the database schema, which can be a daunting task. Alter...
ICDT
1997
ACM
15 years 2 months ago
1997
ACM
The paper introduces a model of the Web as an in nite, semistructured set of objects. We reconsider the classical notions of genericity and computability of queries in this new con...
81
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EUROPAR
1999
Springer
15 years 2 months ago
1999
Springer
For complex queries in parallel database systems, substantial amounts of data must be redistributed between operators executed on different processing nodes. Frequently, such inter...
CGF
2005
14 years 10 months ago
2005
We introduce the N-buffer as a tool for multiresolution depth map representation. This neighborhood buffer encodes the value and position of local depth extrema at different scale...
ICDAR
2007
IEEE
15 years 4 months ago
2007
IEEE
This paper presents a new use of the Curvelet transform as a multiscale method for indexing linear singularities and curved handwritten shapes in documents images. As it belongs t...