4902 search results - page 872 / 981 » Structures, Semantics and Statistics |
AMW
2009
14 years 11 months ago
2009
Abstract. Peer data sharing systems use either schema-level or data-level mappings to resolve schema as well as data heterogeneity among data sources (peers). Schema-level mappings...
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AVI
2008
14 years 11 months ago
2008
Traditional database query formulation is intensional: at the level of schemas, table and column names. Previous work has shown that filters can be created using a query paradigm ...
CNL
2009
14 years 11 months ago
2009
Abstract. As it is well-known, querying and managing structured data in natural language is a challenging task due to its ambiguity (syntactic and semantic) and its expressiveness....
ERCIMDL
2010
Springer
14 years 11 months ago
2010
Springer
The Planets Testbed is an open access web application for the digital preservation community, providing an experimental framework for evaluating preservation tools and approaches i...
ICFP
2010
ACM
14 years 11 months ago
2010
ACM
We present a type and effect system for flow analysis that makes essential use of higher-ranked polymorphism. We show that, for higher-order functions, the expressiveness of highe...