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» Complexity of Counting the Optimal Solutions
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SIAMCOMP
2002
142views more  SIAMCOMP 2002»
14 years 9 months ago
On Binary Searching with Nonuniform Costs
Let us consider an ordered vector A[1 : n]. If the cost of testing each position is similar, then the standard binary search is the best strategy to search the vector. This is true...
Eduardo Sany Laber, Ruy Luiz Milidiú, Artur...
TELSYS
2002
128views more  TELSYS 2002»
14 years 9 months ago
An Evaluation of Shared Multicast Trees with Multiple Cores
Native multicast routing protocols have been built and deployed using two basic types of trees: singlesource, shortest-path trees and shared, core-based trees. Core-based multicas...
Daniel Zappala, Aaron Fabbri, Virginia Mary Lo
SAC
2008
ACM
14 years 9 months ago
A cost-driven approach to role engineering
In recent years role-based access control (RBAC) has been spreading within organizations. However, companies still have considerable difficulty migrating to this model, due to the...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...
INFOCOM
2010
IEEE
14 years 8 months ago
Asymmetry-Aware Real-Time Distributed Joint Resource Allocation in IEEE 802.22 WRANs
—In IEEE 802.22 Wireless Regional Area Networks (WRANs), each Base Station (BS) solves a complex resource allocation problem of simultaneously determining the channel to reuse, p...
Hyoil Kim, Kang G. Shin
SIGMOD
2010
ACM
308views Database» more  SIGMOD 2010»
14 years 8 months ago
GBLENDER: towards blending visual query formulation and query processing in graph databases
Given a graph database D and a query graph g, an exact subgraph matching query asks for the set S of graphs in D that contain g as a subgraph. This type of queries find important...
Changjiu Jin, Sourav S. Bhowmick, Xiaokui Xiao, Ja...