Approximation Algorithms for Directed Width Parameters
Shiva KintaliNishad KothariAkash KumarPublished in: CoRR (2011)
Keyphrases
- approximation algorithms
- np hard
- special case
- worst case
- vertex cover
- set cover
- approximation schemes
- facility location problem
- network design problem
- minimum cost
- approximation ratio
- constant factor
- np hardness
- maximum likelihood
- primal dual
- disjoint paths
- undirected graph
- combinatorial auctions
- open shop
- precedence constraints
- branch and bound
- constant factor approximation