407 search results - page 6 / 82 » Top-k typicality queries and efficient query answering metho... |
DASFAA
2009
IEEE
13 years 11 months ago
2009
IEEE
Graph-structured databases and related problems such as reachability query processing have been increasingly relevant to many applications such as XML databases, biological databas...
ICDE
2003
IEEE
14 years 8 months ago
2003
IEEE
XKeyword provides efficient keyword proximity queries on large XML graph databases. A query is simply a list of keywords and does not require any schema or query language knowledg...
CIKM
2010
Springer
13 years 5 months ago
2010
Springer
Many existing indexes on text work at the document granularity and are not effective in answering the class of queries where the desired answer is only a term or a phrase. In this...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
ISMIS
2000
Springer
13 years 11 months ago
2000
Springer
A top-down query processing method for first order deductive databases under the disjunctive well-founded semantics (DWFS) is presented. The method is based upon a characterisation...