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TIT
2010
101views Education» more  TIT 2010»
12 years 11 months ago
Separation principles in wireless networking
A general wireless networking problem is formulated whereby end-to-end user rates, routes, link capacities, transmitpower, frequency and power resources are jointly optimized acros...
Alejandro Ribeiro, Georgios B. Giannakis
ICIP
2005
IEEE
14 years 6 months ago
Finding the global minimum for binary image restoration
Restoring binary images is a problem which arises in various application fields. In our paper, this problem is considered in a variational framework: the sought-after solution min...
Tony F. Chan, Selim Esedoglu, Mila Nikolova
SIAMSC
2008
147views more  SIAMSC 2008»
13 years 4 months ago
Global and Finite Termination of a Two-Phase Augmented Lagrangian Filter Method for General Quadratic Programs
We present a two-phase algorithm for solving large-scale quadratic programs (QPs). In the first phase, gradient-projection iterations approximately minimize an augmented Lagrangian...
Michael P. Friedlander, Sven Leyffer
SODA
1992
ACM
140views Algorithms» more  SODA 1992»
13 years 5 months ago
Separation and Approximation of Polyhedral Objects
Given a family of disjoint polygons P1, P2, : : :, Pk in the plane, and an integer parameter m, it is NP-complete to decide if the Pi's can be pairwise separated by a polygon...
Joseph S. B. Mitchell, Subhash Suri
VR
2008
IEEE
136views Virtual Reality» more  VR 2008»
13 years 11 months ago
Uncertainty Boundaries for Complex Objects in Augmented Reality
Registration errors between the physical world and computergenerated objects are a central problem in Augmented Reality (AR) systems. Some existing AR systems have demonstrated ho...
Jiajian Chen, Blair MacIntyre