397 search results - page 42 / 80 » Towards Polynomial Lower Bounds for Dynamic Problems |
ICALP
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. The edit distance between two ordered rooted trees with vertex labels is the minimum cost of transforming one tree into the other by a sequence of elementary operations c...
TCS
1998
13 years 7 months ago
1998
This paper presents algorithms and lower bounds for several fundamental problems on the Exclusive Read, Concurrent Write Parallel Random Access Machine (ERCW PRAM) and some result...
WISEC
2009
ACM
14 years 2 months ago
2009
ACM
Time synchronization in highly distributed wireless systems like sensor and ad hoc networks is extremely important in order to maintain a consistent notion of time throughout the ...
JGT
2008
13 years 7 months ago
2008
A homomorphism from an oriented graph G to an oriented graph H is a mapping from the set of vertices of G to the set of vertices of H such that ----(u)(v) is an arc in H whenever...
SPAA
2006
ACM
14 years 1 months ago
2006
ACM
We initiate the study of semi-oblivious routing, a relaxation of oblivious routing which is first introduced by R¨acke and led to many subsequent improvements and applications. ...