Fast Approximation Algorithms for Computing Constrained Minimum Spanning Trees.
Pei YaoLongkun GuoPublished in: COCOA (1) (2017)
Keyphrases
- approximation algorithms
- minimum spanning trees
- np hard
- special case
- minimum cost
- worst case
- spanning tree
- vertex cover
- minimum spanning tree
- set cover
- primal dual
- approximation ratio
- undirected graph
- neighborhood graph
- constant factor approximation
- closest string
- image segmentation
- randomized algorithms
- constant factor
- linear programming
- training data