11017 search results - page 4 / 2204 » Closure Systems and their Structure |
PODS
2008
ACM
14 years 7 months ago
2008
ACM
Conjunctive query (CQ) evaluation on relational databases is NP-complete in general. Several restrictions, like bounded tree-width and bounded hypertree-width, allow polynomial ti...
ICDE
2007
IEEE
14 years 2 months ago
2007
IEEE
User-defined preferences allow personalized ranking of query results. A user provides a declarative specification of his/her preferences, and the system is expected to use that ...
ICFP
1998
ACM
13 years 12 months ago
1998
ACM
Intensional polymorphism, the ability to dispatch to different routines based on types at run time, enables a variety of advanced implementation techniques for polymorphic languag...
ICPR
2010
IEEE
14 years 1 months ago
2010
IEEE
We present Transitive Closure based visual word formation technique for obtaining robust object representations from smoothly varying multiple views. Each one of our visual words ...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Graphs have become popular for modeling structured data. As a result, graph queries are becoming common and graph indexing has come to play an essential role in query processing. ...