2715 search results - page 361 / 543 » Total Generalized Variation |
220
Voted
ICDT
2009
ACM
16 years 4 months ago
2009
ACM
We study containment and equivalence of (unions of) conjunctive queries on relations annotated with elements of a commutative semiring. Such relations and the semantics of positiv...
123
Voted
WWW
2009
ACM
16 years 4 months ago
2009
ACM
In order to return relevant search results, a search engine must keep its local repository synchronized to the Web, but it is usually impossible to attain perfect freshness. Hence...
124
Voted
WWW
2008
ACM
16 years 4 months ago
2008
ACM
Most of the faster community extraction algorithms are based on the Clauset, Newman and Moore (CNM), which is employed for networks with sizes up to 500,000 nodes. The modificatio...
134
Voted
WWW
2007
ACM
16 years 4 months ago
2007
ACM
Name ambiguity is a special case of identity uncertainty where one person can be referenced by multiple name variations in different situations or even share the same name with ot...
151
Voted
WWW
2007
ACM
16 years 4 months ago
2007
ACM
Traditionally, information extraction from web tables has focused on small, more or less homogeneous corpora, often based on assumptions about the use of <table> tags. A mul...