Improved Approximation Algorithms for Metric Facility Location Problems.
Mohammad MahdianYinyu YeJiawei ZhangPublished in: APPROX (2002)
Keyphrases
- approximation algorithms
- facility location problem
- np hard
- special case
- worst case
- vertex cover
- minimum cost
- network design problem
- open shop
- approximation ratio
- primal dual
- randomized algorithms
- set cover
- constant factor
- scheduling problem
- disjoint paths
- facility location
- approximation schemes
- approximation guarantees
- genetic algorithm
- lower bound