552 search results - page 8 / 111 » On the Complexity of Join Predicates |
SIGMOD
2006
ACM
14 years 6 months ago
2006
ACM
Recently, there has been extensive research that generated a wealth of new XML full-text query languages, ranging from simple Boolean search to combining sophisticated proximity a...
LOGCOM
2010
13 years 5 months ago
2010
All promiment examples of first-order predicate fuzzy logics are undecidable. This leads to the problem of the arithmetical complexity of their sets of tautologies and satisfiab...
APL
1998
ACM
13 years 11 months ago
1998
ACM
This article describes how array predicates were used to reduce the computational complexity of four APL primitive functions when one of their arguments is a permutation vector. T...
ICDE
2005
IEEE
14 years 8 months ago
2005
IEEE
Moving objects databases managing spatial objects with continuously changing position and extent over time have recently found large interest in the database community. Queries ab...
MUE
2007
IEEE
14 years 29 days ago
2007
IEEE
With the developments of related techniques in telecommunication and computer sciences, wireless sensor networks have been used more and more widely. While sensor nodes in wireles...