Sciweavers

3020 search results - page 104 / 604
» Optimal partition trees
Sort
View
STOC
2007
ACM
239views Algorithms» more  STOC 2007»
16 years 6 months ago
Approximating minimum bounded degree spanning trees to within one of optimal
In the MINIMUM BOUNDED DEGREE SPANNING TREE problem, we are given an undirected graph with a degree upper bound Bv on each vertex v, and the task is to find a spanning tree of min...
Mohit Singh, Lap Chi Lau
CORR
2004
Springer
121views Education» more  CORR 2004»
15 years 6 months ago
Worst-Case Optimal Tree Layout in a Memory Hierarchy
Consider laying out a fixed-topology tree of N nodes into external memory with block size B so as to minimize the worst-case number of block memory transfers required to traverse ...
Erik D. Demaine, John Iacono, Stefan Langerman
QUESTA
2010
89views more  QUESTA 2010»
15 years 4 months ago
Asymptotically optimal importance sampling for Jackson networks with a tree topology
Consider a stable open Jackson Network with a tree topology. Customers arrive at the single root of the tree. The system is stable in the sense that the average service rate at ea...
Ali Devin Sezer
CDC
2009
IEEE
168views Control Systems» more  CDC 2009»
15 years 11 months ago
Content distribution by multiple multicast trees and intersession cooperation: Optimal algorithms and approximations
—The paper addresses the problem of massive content distribution in the network where multiple sessions coexist. In the traditional approaches, the sessions form separate overlay...
Xiaoying Zheng, Chunglae Cho, Ye Xia
LATIN
2004
Springer
15 years 11 months ago
Cost-Optimal Trees for Ray Shooting
Predicting and optimizing the performance of ray shooting is a very important problem in computer graphics due to the severe computational demands of ray tracing and other applicat...
Hervé Brönnimann, Marc Glisse