728 search results - page 24 / 146 » Mining for Empty Rectangles in Large Data Sets |
GIS
2009
ACM
14 years 2 months ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
SDM
2009
SIAM
14 years 4 months ago
2009
SIAM
Graphs appear in several settings, like social networks, recommendation systems, computer communication networks, gene/protein biological networks, among others. A deep, recurring...
SDM
2011
SIAM
12 years 10 months ago
2011
SIAM
Identifying the extremal (minimal and maximal) sets from a collection of sets is an important subproblem in the areas of data-mining and satisfiability checking. For example, ext...
KDD
2008
ACM
14 years 8 months ago
2008
ACM
Extracting entities (such as people, movies) from documents and identifying the categories (such as painter, writer) they belong to enable structured querying and data analysis ov...
KDD
1997
ACM
13 years 12 months ago
1997
ACM
Efficient discover of association rules in large databases is a we 1 studied problem and several ap-1y proaches have been proposed. However, it is non trivial to maintain the asso...