352 search results - page 44 / 71 » Preferences, Contexts and Answer Sets |
WEBDB
2009
Springer
15 years 4 months ago
2009
Springer
The question whether a given set of views, defined by queries, can be used to answer another query, arises in several contexts such as query optimization, data integration and se...
SSDBM
2000
IEEE
15 years 2 months ago
2000
IEEE
Existing datacube precompuatation schemes materialize selected datacube tuples on disk, choosing the most beneficial cuboids (i.e., combinations of dimensions) to materialize giv...
LREC
2010
14 years 11 months ago
2010
Named Entity Recognition (NER) plays a relevant role in several Natural Language Processing tasks. Question-Answering (QA) is an example of such, since answers are frequently name...
COOPIS
2004
IEEE
15 years 1 months ago
2004
IEEE
Semantically heterogeneous and distributed data sources are quite common in several application domains such as bioinformatics and security informatics. In such a setting, each dat...
ACSAC
2001
IEEE
15 years 1 months ago
2001
IEEE
The growth of the Internet opens up tremendous opportunities for cooperative computation, where the answer depends on the private inputs of separate entities. Sometimes these comp...