Sciweavers

335 search results - page 7 / 67
» How to Use Spanning Trees to Navigate in Graphs
Sort
View
SODA
1998
ACM
157views Algorithms» more  SODA 1998»
15 years 1 months ago
A Polynomial Time Approximation Scheme for Minimum Routing Cost Spanning Trees
Given an undirected graph with nonnegative costs on the edges, the routing cost of any of its spanning trees is the sum over all pairs of vertices of the cost of the path between t...
Bang Ye Wu, Giuseppe Lancia, Vineet Bafna, Kun-Mao...
ICMCS
2005
IEEE
148views Multimedia» more  ICMCS 2005»
15 years 5 months ago
Compressed Domain Image Indexing and Retrieval Based on the Minimal Spanning Tree
In this paper, a method for content-based retrieval of JPEG images is presented, utilizing features directly from the discrete cosine transform (DCT) domain. Image indexing is ach...
Christos Theoharatos, Vassilios K. Pothos, George ...
GLOBECOM
2009
IEEE
15 years 6 months ago
From Trees to DAGs: Improving the Performance of Bridged Ethernet Networks
—Ethernet is widely used in Local Area Networks (LANs) due to its simplicity and cost effectiveness. Today, a great deal of effort is being devoted to extending Ethernet capabili...
Chen Avin, Ran Giladi, Nissan Lev-Tov, Zvi Lotker
ENTCS
2006
117views more  ENTCS 2006»
14 years 11 months ago
Distributed Graph Traversals by Relabelling Systems with Applications
Graph traversals are in the basis of many distributed algorithms. In this paper, we use graph relabelling systems to encode two basic graph traversals which are the broadcast and ...
Bilel Derbel, Mohamed Mosbah
TIP
2008
99views more  TIP 2008»
14 years 11 months ago
Using Spanning Graphs for Efficient Image Registration
We provide a detailed analysis of the use of minimal spanning graphs as an alignment method for registering multimodal images. This yields an efficient graph theoretic algorithm th...
Mert R. Sabuncu, Peter J. Ramadge