ALGORITHMICA
2005
13 years 4 months ago
2005
Let s be the ratio of the cost for purchasing skis over the cost for renting them. Then the famous result for the ski-rental problem shows that skiers should buy their skis after r...
ALGORITHMICA
2005
13 years 4 months ago
2005
The current standard for intra-domain network routing, Open Shortest Path First (OSPF), suffers from a number of problems--the tunable parameters (the weights) are hard to optimiz...
ALGORITHMICA
2005
13 years 4 months ago
2005
Abstract. We consider random tries and random patricia trees constructed from n independent strings of symbols drawn from any distribution on any discrete space. We show that many ...
ALGORITHMICA
2005
13 years 4 months ago
2005
ALGORITHMICA
2005
13 years 4 months ago
2005
Quorum systems are a mechanism for obtaining fault-tolerance and efficient distributed systems. We consider geographic quorum systems; a geographic quorum system is a partition of...
ALGORITHMICA
2005
13 years 4 months ago
2005
A cycle cover of a graph is a spanning subgraph each node of which is part of exactly one simple cycle. A k-cycle cover is a cycle cover where each cycle has length at least k. Gi...
ALGORITHMICA
2005
13 years 4 months ago
2005
This paper focuses on space efficient representations of rooted trees that permit basic navigation in constant time. While most of the previous work has focused on binary trees, w...
ALGORITHMICA
2005
13 years 4 months ago
2005
We design a variation of skip lists that performs well for generally biased access sequences. Given n items, each with a positive weight wi, 1 i n, the time to access item i is O...
ALGORITHMICA
2005
13 years 4 months ago
2005
Abstract. We consider the problem of approximating a polygonal curve