Approximation Algorithms for Finding Best Viewpoints.
Michael E. HouleRichard WebberPublished in: Graph Drawing (1998)
Keyphrases
- approximation algorithms
- np hard
- special case
- vertex cover
- worst case
- minimum cost
- randomized algorithms
- facility location problem
- network design problem
- primal dual
- viewpoint
- np hardness
- approximation ratio
- approximation schemes
- constant factor
- set cover
- learning algorithm
- exact algorithms
- polynomial time approximation
- disjoint paths
- combinatorial auctions
- theoretical analysis
- lower bound