Parameterized and approximation algorithms for maximum agreement forest in multifurcating trees.
Jianer ChenJia-Hao FanSing-Hoi SzePublished in: Theor. Comput. Sci. (2015)
Keyphrases
- approximation algorithms
- np hard
- special case
- minimum cost
- decision trees
- vertex cover
- worst case
- facility location problem
- network design problem
- np hardness
- undirected graph
- primal dual
- approximation ratio
- integrality gap
- randomized algorithms
- set cover
- open shop
- tree structure
- disjoint paths
- optimal solution
- precedence constraints
- constant factor
- exact algorithms
- polynomial time approximation