197 search results - page 13 / 40 » Simple deterministic approximation algorithms for counting m... |
SODA
2003
ACM
13 years 9 months ago
2003
ACM
In a recent paper, Ajtai et al. [1] give a streaming algorithm to count the number of inversions in a stream Ä ¾ Ñ Ò using two passes and Ç´¯ ½ ÔÒÐÓ Ò´ÐÓ Ñ·ÐÓ...
SIAMCOMP
2002
13 years 7 months ago
2002
We consider the problem of maintaining aggregates and statistics over data streams, with respect to the last N data elements seen so far. We refer to this model as the sliding wind...
WDAG
2010
Springer
13 years 6 months ago
2010
Springer
Abstract. Since in general it is NP-hard to solve the minimum dominating set problem even approximatively, a lot of work has been dedicated to central and distributed approximation...
GBRPR
2005
Springer
14 years 1 months ago
2005
Springer
This work discusses the issue of approximation in point set matching problems. In general, one may have two classes of approximations when tackling a matching problem: a representa...
PODC
2010
ACM
13 years 11 months ago
2010
ACM
An edge dominating set for a graph G is a set D of edges such that each edge of G is in D or adjacent to at least one edge in D. This work studies deterministic distributed approx...