Fixed-Parameter and Approximation Algorithms: A New Look.
Rajesh Hemant ChitnisMohammadTaghi HajiaghayiGuy KortsarzPublished in: CoRR (2013)
Keyphrases
- approximation algorithms
- np hard
- special case
- vertex cover
- worst case
- facility location problem
- open shop
- minimum cost
- network design problem
- primal dual
- exact algorithms
- set cover
- approximation ratio
- approximation schemes
- np hardness
- precedence constraints
- constant factor
- undirected graph
- randomized algorithms
- optimal solution
- lower bound