112 search results - page 22 / 23 » Labeled Traveling Salesman Problems: Complexity and approxim... |
CSFW
2012
IEEE
11 years 8 months ago
2012
IEEE
—Role-based Access Control (RBAC) is one of the most widespread security mechanisms in use today. Given the growing complexity of policy languages and access control systems, ver...
MONET
2006
13 years 6 months ago
2006
The Open Spectrum approach to spectrum access can achieve near-optimal utilization by allowing devices to sense and utilize available spectrum opportunistically. However, a naive d...
STOC
2005
ACM
13 years 11 months ago
2005
ACM
A dynamic geometric data stream consists of a sequence of m insert/delete operations of points from the discrete space {1, . . . , ∆}d [26]. We develop streaming (1 + )-approxim...
INFOCOM
2002
IEEE
13 years 11 months ago
2002
IEEE
—A Virtual Private Network (VPN) aims to emulate the services provided by a private network over the shared Internet. The endpoints of e connected using abstractions such as Virt...
SIAMDM
2008
13 years 6 months ago
2008
Let G be a connected graph, and let V and V two n-element subsets of its vertex set V (G). Imagine that we place a chip at each element of V and we want to move them into the posi...