412 search results - page 30 / 83 » Aggregate queries over ontologies |
DLOG
2011
13 years 1 months ago
2011
In this paper we present a formal framework and tool supporting the user in the task of formulating a precise query – which best captures their information needs – even in the ...
PERCOM
2008
ACM
14 years 9 months ago
2008
ACM
This paper identifies requirements for querying and accessing context information in mobile and pervasive computing environments. Furthermore it studies existing query languages s...
SOSP
2001
ACM
14 years 7 months ago
2001
ACM
In most distributed systems, naming of nodes for low-level communication leveragestopologicallocation(such as node addresses) and is independentof any application. In this paper, ...
CNL
2009
13 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....
SSDBM
1999
IEEE
14 years 2 months ago
1999
IEEE
Conducting bioinformatic analyses involves biologists in expressing requests over a range of highly heterogeneous information sources and software tools. Such activities are labor...