Keyphrases
- approximation algorithms
- data analysis
- np hard
- special case
- vertex cover
- worst case
- facility location problem
- approximation ratio
- minimum cost
- randomized algorithms
- network design problem
- precedence constraints
- exact algorithms
- machine learning
- np hardness
- set cover
- disjoint paths
- constant factor
- open shop
- primal dual
- combinatorial auctions
- approximation schemes
- data mining
- undirected graph
- computational complexity
- search algorithm
- constant factor approximation