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SODA
2010
ACM
397views Algorithms» more  SODA 2010»
15 years 7 months ago
A Constant Factor Approximation Algorithm for Generalized Min-Sum Set Cover
Nikhil Bansal, Anupam Gupta, Ravishankar Krishnasw...
NIPS
2001
14 years 11 months ago
A General Greedy Approximation Algorithm with Applications
Greedy approximation algorithms have been frequently used to obtain sparse solutions to learning problems. In this paper, we present a general greedy algorithm for solving a class...
T. Zhang
ICC
2009
IEEE
136views Communications» more  ICC 2009»
15 years 4 months ago
Approximation Algorithm for QoS Routing with Multiple Additive Constraints
—In this paper, we study the problem of computing the supported QoS from a source to a destination with multiple additive constraints. The problem has been shown to be NP-complet...
Ronghui Hou, King-Shan Lui, Ka-Cheong Leung, Fred ...
MOC
2011
14 years 4 months ago
Geometric weakly admissible meshes, discrete least squares approximations and approximate Fekete points
Using the concept of Geometric Weakly Admissible Meshes (see §2 below) together with an algorithm based on the classical QR factorization of matrices, we compute efficient points...
Len Bos, Jean-Paul Calvi, Norman Levenberg, Alvise...
SPAA
2010
ACM
15 years 2 months ago
Parallel approximation algorithms for facility-location problems
This paper presents the design and analysis of parallel approximation algorithms for facility-location problems, including NC and RNC algorithms for (metric) facility location, k-...
Guy E. Blelloch, Kanat Tangwongsan